Biggest changeThe following tables present the Company's non-GAAP revenue for the years ended December 31, 2024 and 2023 and the related non-GAAP underlying revenue change: Year Ended December 31, (In millions, except percentages) GAAP Revenue % Change GAAP Revenue* Non-GAAP Revenue Non-GAAP Underlying Revenue* 2024 2023 2024 2023 Risk and Insurance Services Marsh $ 12,536 $ 11,378 10 % $ 12,218 $ 11,375 7 % Guy Carpenter 2,362 2,258 5 % 2,371 2,188 8 % Subtotal 14,898 13,636 9 % 14,589 13,563 8 % Fiduciary interest income 497 453 493 453 Total Risk and Insurance Services 15,395 14,089 9 % 15,082 14,016 8 % Consulting Mercer 5,743 5,587 3 % 5,629 5,338 5 % Oliver Wyman Group 3,390 3,122 9 % 3,294 3,120 6 % Total Consulting 9,133 8,709 5 % 8,923 8,458 6 % Corporate Eliminations (70) (62) (70) (62) Total Revenue $ 24,458 $ 22,736 8 % $ 23,935 $ 22,412 7 % The following table provides more detailed revenue information for certain of the components presented in the previous table: Year Ended December 31, (In millions, except percentages) GAAP Revenue % Change GAAP Revenue* Non-GAAP Revenue Non-GAAP Underlying Revenue* 2024 2023 2024 2023 Marsh: EMEA $ 3,530 $ 3,262 8 % $ 3,521 $ 3,259 8 % Asia Pacific 1,414 1,295 9 % 1,373 1,295 6 % Latin America 575 559 3 % 613 559 10 % Total International 5,519 5,116 8 % 5,507 5,113 8 % U.S./Canada 7,017 6,262 12 % 6,711 6,262 7 % Total Marsh $ 12,536 $ 11,378 10 % $ 12,218 $ 11,375 7 % Mercer: Wealth $ 2,584 $ 2,507 3 % $ 2,455 $ 2,361 4 % Health 2,100 2,061 2 % 2,115 1,958 8 % Career 1,059 1,019 4 % 1,059 1,019 4 % Total Mercer $ 5,743 $ 5,587 3 % $ 5,629 $ 5,338 5 % (*) Rounded to whole percentages. 41 Revenue – Reconciliation of Non-GAAP Measures The following table provides the reconciliation of GAAP revenue to Non-GAAP revenue for the years ended December 31, 2024 and 2023: 2024 2023 Year Ended December 31, (In millions) GAAP Revenue Currency Impact Acquisitions/ Dispositions/ Other Impact Non-GAAP Revenue GAAP Revenue Acquisitions/ Dispositions/ Other Impact Non-GAAP Revenue Risk and Insurance Services Marsh $ 12,536 $ 73 $ (391) $ 12,218 $ 11,378 $ (3) $ 11,375 Guy Carpenter (a) 2,362 7 2 2,371 2,258 (70) 2,188 Subtotal 14,898 80 (389) 14,589 13,636 (73) 13,563 Fiduciary interest income 497 1 (5) 493 453 — 453 Total Risk and Insurance Services 15,395 81 (394) 15,082 14,089 (73) 14,016 Consulting Mercer (b) 5,743 37 (151) 5,629 5,587 (249) 5,338 Oliver Wyman Group (c) 3,390 (5) (91) 3,294 3,122 (2) 3,120 Total Consulting 9,133 32 (242) 8,923 8,709 (251) 8,458 Corporate Eliminations (70) — — (70) (62) — (62) Total Revenue $ 24,458 $ 113 $ (636) $ 23,935 $ 22,736 $ (324) $ 22,412 The following table provides more detailed revenue information for certain of the components presented in the previous table: 2024 2023 Year Ended December 31, (In millions) GAAP Revenue Currency Impact Acquisitions/ Dispositions/ Other Impact Non-GAAP Revenue GAAP Revenue Acquisitions/ Dispositions/ Other Impact Non-GAAP Revenue Marsh: EMEA $ 3,530 $ (10) $ 1 $ 3,521 $ 3,262 $ (3) $ 3,259 Asia Pacific 1,414 25 (66) 1,373 1,295 — 1,295 Latin America 575 51 (13) 613 559 — 559 Total International 5,519 66 (78) 5,507 5,116 (3) 5,113 U.S./Canada 7,017 7 (313) 6,711 6,262 — 6,262 Total Marsh $ 12,536 $ 73 $ (391) $ 12,218 $ 11,378 $ (3) $ 11,375 Mercer: Wealth (b) $ 2,584 $ — $ (129) $ 2,455 $ 2,507 $ (146) $ 2,361 Health (b) 2,100 20 (5) 2,115 2,061 (103) 1,958 Career 1,059 17 (17) 1,059 1,019 — 1,019 Total Mercer $ 5,743 $ 37 $ (151) $ 5,629 $ 5,587 $ (249) $ 5,338 (a) Acquisitions, dispositions, and other in 2023 includes a gain from legal settlement with a competitor of $58 million, excluding legal fees.
Biggest changeThe following tables present the Company's non-GAAP revenue for the years ended December 31, 2025 and 2024 and the related non-GAAP underlying revenue change: Year Ended December 31, (In millions, except percentages) GAAP Revenue % Change GAAP Revenue* Non-GAAP Revenue Non-GAAP Underlying Revenue* 2025 2024 2025 2024 Risk and Insurance Services Marsh Risk $ 14,366 $ 12,536 15 % $ 13,055 $ 12,519 4 % Guy Carpenter 2,496 2,362 6 % 2,479 2,362 5 % Subtotal 16,862 14,898 13 % 15,534 14,881 4 % Fiduciary interest income 403 497 387 497 Total Risk and Insurance Services 17,265 15,395 12 % 15,921 15,378 4 % Consulting Mercer 6,190 5,743 8 % 5,916 5,700 4 % Marsh Management Consulting 3,604 3,390 6 % 3,553 3,353 6 % Total Consulting 9,794 9,133 7 % 9,469 9,053 5 % Corporate Eliminations (78) (70) (78) (70) Total Revenue $ 26,981 $ 24,458 10 % $ 25,312 $ 24,361 4 % The following table provides more detailed revenue information for certain of the components presented in the previous table: Year Ended December 31, (In millions, except percentages) GAAP Revenue % Change GAAP Revenue* Non-GAAP Revenue Non-GAAP Underlying Revenue* 2025 2024 2025 2024 Marsh Risk: EMEA $ 3,812 $ 3,530 8 % $ 3,757 $ 3,530 6 % Asia Pacific 1,460 1,414 3 % 1,466 1,408 4 % Latin America 571 575 (1) % 585 575 2 % Total International 5,843 5,519 6 % 5,808 5,513 5 % U.S./Canada 8,523 7,017 21 % 7,247 7,006 3 % Total Marsh Risk $ 14,366 $ 12,536 15 % $ 13,055 $ 12,519 4 % Mercer: Wealth $ 2,819 $ 2,584 9 % $ 2,611 $ 2,505 4 % Health 2,284 2,100 9 % 2,267 2,136 6 % Career 1,087 1,059 3 % 1,038 1,059 (2) % Total Mercer $ 6,190 $ 5,743 8 % $ 5,916 $ 5,700 4 % (*) Rounded to whole percentages. 37 Revenue – Reconciliation of Non-GAAP Measures The following table provides the reconciliation of GAAP revenue to Non-GAAP revenue for the years ended December 31, 2025 and 2024: 2025 2024 Year Ended December 31, (In millions) GAAP Revenue Currency Impact Acquisitions/ Dispositions/ Other Impact Non-GAAP Revenue GAAP Revenue Acquisitions/ Dispositions/ Other Impact Non-GAAP Revenue Risk and Insurance Services Marsh Risk (a) $ 14,366 $ (28) $ (1,283) $ 13,055 $ 12,536 $ (17) $ 12,519 Guy Carpenter 2,496 3 (20) 2,479 2,362 — 2,362 Subtotal 16,862 (25) (1,303) 15,534 14,898 (17) 14,881 Fiduciary interest income 403 — (16) 387 497 — 497 Total Risk and Insurance Services 17,265 (25) (1,319) 15,921 15,395 (17) 15,378 Consulting Mercer (b) 6,190 (41) (233) 5,916 5,743 (43) 5,700 Marsh Management Consulting (c) 3,604 (38) (13) 3,553 3,390 (37) 3,353 Total Consulting 9,794 (79) (246) 9,469 9,133 (80) 9,053 Corporate Eliminations (78) — — (78) (70) — (70) Total Revenue $ 26,981 $ (104) $ (1,565) $ 25,312 $ 24,458 $ (97) $ 24,361 The following table provides more detailed revenue information for certain of the components presented in the previous table: 2025 2024 Year Ended December 31, (In millions) GAAP Revenue Currency Impact Acquisitions/ Dispositions/ Other Impact Non-GAAP Revenue GAAP Revenue Acquisitions/ Dispositions/ Other Impact Non-GAAP Revenue Marsh Risk: EMEA $ 3,812 $ (52) $ (3) $ 3,757 $ 3,530 $ — $ 3,530 Asia Pacific 1,460 5 1 1,466 1,414 (6) 1,408 Latin America 571 11 3 585 575 — 575 Total International 5,843 (36) 1 5,808 5,519 (6) 5,513 U.S./Canada (a) 8,523 8 (1,284) 7,247 7,017 (11) 7,006 Total Marsh Risk $ 14,366 $ (28) $ (1,283) $ 13,055 $ 12,536 $ (17) $ 12,519 Mercer: Wealth (b) $ 2,819 $ (25) $ (183) $ 2,611 $ 2,584 $ (79) $ 2,505 Health (b) 2,284 (4) (13) 2,267 2,100 36 2,136 Career 1,087 (12) (37) 1,038 1,059 — 1,059 Total Mercer $ 6,190 $ (41) $ (233) $ 5,916 $ 5,743 $ (43) $ 5,700 (a) Acquisitions, dispositions and other in 2025 includes the impact of McGriff.
The Company is required to maintain certain coverage and leverage ratios for the Credit Facility, which are evaluated quarterly. 49 The Credit Facility includes provisions for determining a benchmark replacement rate in the event existing benchmark rates are no longer available or in certain other circumstances, in which an alternative rate may be required.
The Company is required to maintain certain coverage and leverage ratios for the Credit Facility, which are evaluated quarterly. The Credit Facility includes provisions for determining a benchmark replacement rate in the event existing benchmark rates are no longer available or in certain other circumstances, in which an alternative rate may be required.
In June 2024, the Company repaid $600 million of 3.50% senior notes at maturity. In March 2024, the Company repaid $1 billion of 3.875% senior notes at maturity. In February 2024, the Company issued $500 million of 5.150% senior notes due 2034 and $500 million of 5.450% senior notes due 2054.
In June 2024, the Company repaid $600 million of 3.500% senior notes at maturity. In March 2024, the Company repaid $1 billion of 3.875% senior notes at maturity. In February 2024, the Company issued $500 million of 5.150% senior notes due 2034 and $500 million of 5.450% senior notes due 2054.
This other compensation includes, among other things, payments for consulting and analytics services provided to insurers; compensation for administrative and other services (including fees for underwriting services and services provided to or on behalf of insurers relating to the administration and management of quota shares, panels and other facilities in which insurers participate); and contingent commissions, which are paid by insurers based on factors such as volume or profitability of Marsh's placements, primarily driven by Marsh McLennan Agency ("MMA") and parts of Marsh's international operations.
This other compensation includes, among other things, payments for consulting and analytics services provided to insurers; compensation for administrative and other services (including fees for underwriting services and services provided to or on behalf of insurers relating to the administration and management of quota shares, panels and other facilities in which insurers participate), and contingent commissions, which are paid by insurers based on factors such as volume or profitability of Marsh Risk's placements, primarily driven by Marsh McLennan Agency ("MMA") and parts of Marsh Risk's international operations.
The assumptions used in the calculation of net periodic benefit (credit) cost and pension liabilities are disclosed in Note 8, Retirement Benefits, in the notes to the consolidated financial statements. 53 The long-term rate of return on plan assets assumption is determined for each plan based on the facts and circumstances that exist as of the measurement date, and the specific portfolio mix of each plan’s assets.
The assumptions used in the calculation of net periodic benefit (credit) cost and pension liabilities are disclosed in Note 8, Retirement Benefits, in the notes to the consolidated financial statements. 50 The long-term rate of return on plan assets assumption is determined for each plan based on the facts and circumstances that exist as of the measurement date, and the specific portfolio mix of each plan’s assets.
The Company completed its qualitative assessment in the third quarter of 2024, updated for significant considerations at year-end, and concluded that goodwill was not impaired. Purchase Price Allocation Assets acquired and liabilities assumed, including contingent consideration, as part of a business acquisition are generally recorded at their fair value at the date of acquisition.
The Company completed its qualitative assessment in the third quarter of 2025, updated for significant considerations at year-end, and concluded that goodwill was not impaired. Purchase Price Allocation Assets acquired and liabilities assumed, including contingent consideration, as part of a business acquisition are generally recorded at their fair value at the date of acquisition.
Interest income from these investments varies depending on the amount of funds invested and 43 applicable interest rates, both of which vary from time to time. For presentation purposes, fiduciary interest income is segregated from the other revenues of Marsh and Guy Carpenter and separately presented within the segment, as shown in the previous revenue by segments tables.
Interest income from these investments varies depending on the amount of funds invested and applicable interest rates, both of which vary from time to time. For presentation purposes, fiduciary interest income is segregated from the other revenues of Marsh Risk and Guy Carpenter and separately presented within the segment, as shown in the previous revenue by segments tables.
The tax rates in both years reflect the impact of discrete tax matters such as excess tax benefits related to share-based compensation, enacted tax legislation, changes in uncertain tax positions, deferred tax adjustments, non-taxable adjustments related to contingent consideration for acquisitions, return to provision adjustments, and valuation allowances for certain tax credits.
The tax rates in both years reflect the impact of discrete tax matters such as excess tax benefits related to share-based compensation, enacted tax legislation, changes in uncertain tax positions, deferred tax adjustments, non-taxable adjustments related to contingent consideration for acquisitions, return to provision adjustments, and valuation allowances for certain tax attributes.
A reconciliation of segment operating income to total operating income is included in Note 17, Segment Information, in the notes to the consolidated financial statements included in Part II, Item 8, of this report. For information and comparability of the Company's results of operations and liquidity and capital resources for fiscal year 2022, refer to "Item 7.
A reconciliation of segment operating income to total operating income is included in Note 17, Segment Information, in the notes to the consolidated financial statements included in Part II, Item 8, of this report. For information and comparability of the Company's results of operations and liquidity and capital resources for fiscal year 2023, refer to "Item 7.
The key assumptions and sensitivity to changes in the assumed health care cost trend rate are discussed in Note 8, Retirement Benefits, in the notes to the consolidated financial statements. 54 Income Taxes Significant judgment is required in determining the annual effective tax rate and in evaluating uncertain tax positions.
The key assumptions and sensitivity to changes in the assumed health care cost trend rate are discussed in Note 8, Retirement Benefits, in the notes to the consolidated financial statements. 51 Income Taxes Significant judgment is required in determining the annual effective tax rate and in evaluating uncertain tax positions.
New Accounting Pronouncements Note 1, Summary of Significant Accounting Policies, in the notes to the consolidated financial statements contains a summary of the Company’s significant accounting policies, including a discussion of recently issued accounting pronouncements and their impact or potential future impact on the Company’s financial results, if determinable, under the sub-heading "New Accounting Pronouncements." 56
New Accounting Pronouncements Note 1, Summary of Significant Accounting Policies, in the notes to the consolidated financial statements contains a summary of the Company’s significant accounting policies, including a discussion of recently issued accounting pronouncements and their impact or potential future impact on the Company’s financial results, if determinable, under the sub-heading "New Accounting Pronouncements." 53
In connection with the McGriff Transaction, on September 29, 2024, the Company entered into a Bridge Loan Commitment Letter (the “Commitment Letter”) to provide the Company under a 364-day unsecured bridge term loan facility in an amount not to exceed $7.75 billion (the "Bridge Loan Facility").
Bridge Loan Commitment Letter In connection with the McGriff Transaction, on September 29, 2024, the Company entered into a Bridge Loan Commitment Letter (the "Commitment Letter") to provide the Company under a 364-day unsecured bridge term loan facility in an amount not to exceed $7.75 billion (the "Bridge Loan Facility").
The results of operations in the Management Discussion & Analysis ("MD&A") include an overview of the Company’s consolidated results for fiscal year 2024, compared to the results for fiscal year 2023, and should be read in conjunction with the consolidated financial statements and notes.
The results of operations in the Management Discussion & Analysis ("MD&A") include an overview of the Company’s consolidated results for fiscal year 2025, compared to the results for fiscal year 2024, and should be read in conjunction with the consolidated financial statements and notes.
Outside the U.S., the Company has a large number of non-U.S. defined benefit pension plans, the largest of which are in the U.K., which comprise approximately 78% of non-U.S. plan assets at December 31, 2024.
Outside the U.S., the Company has a large number of non-U.S. defined benefit pension plans, the largest of which are in the U.K., which comprise approximately 78% of non-U.S. plan assets at December 31, 2025.
In the past several years, the amount of unamortized losses has been significantly impacted, both positively and negatively, by actual asset performance and changes in discount rates. The discount rate used to measure plan liabilities for the Company's U.S. and U.K. plans increased in 2024, decreased in 2023 and increased in 2022.
In the past several years, the amount of unamortized losses has been significantly impacted, both positively and negatively, by actual asset performance and changes in discount rates. The discount rate used to measure plan liabilities in 2025 decreased for the Company's U.S. plans and increased for U.K. plans.
The Company expects to continue its practice of repatriating available funds from its non-U.S. operating subsidiaries out of current annual earnings. Where appropriate, a portion of the current year earnings will continue to be permanently reinvested. In 2024, the Company recorded foreign currency translation adjustments which decreased net equity by $569 million.
The Company expects to continue its practice of repatriating available funds from its non-U.S. operating subsidiaries out of current annual earnings. Where appropriate, a portion of the current year earnings will continue to be permanently reinvested. In 2025, the Company recorded foreign currency translation adjustments which increased net equity by $900 million.
Assumed rate of return on plan assets $ (23) $ (43) $ 23 $ 43 Discount rate $ — $ 3 $ — $ — The impact of discount rate changes relates to the increase or decrease in actuarial gains or losses being amortized through net periodic benefit (credit) cost, as well as the increase or decrease in interest expense, with all other facts and assumptions held constant.
Assumed rate of return on plan assets $ (22) $ (41) $ 22 $ 41 Discount rate $ — $ (1) $ (1) $ 1 The impact of discount rate changes relates to the increase or decrease in actuarial gains or losses being amortized through net periodic benefit (credit) cost, as well as the increase or decrease in interest expense, with all other facts and assumptions held constant.
Similarly, certain other items such as acquisitions and dispositions, including transfers among businesses, may impact period over period comparisons of revenue. Non-GAAP revenue measures the change in revenue from one period to the next by isolating these impacts on an underlying revenue basis.
As a result, foreign exchange rate movements may impact period over period comparisons of revenue. Similarly, certain other items such as acquisitions and dispositions, including transfers among businesses, may impact period over period comparisons of revenue. Non-GAAP revenue measures the change in revenue from one period to the next by isolating these impacts on an underlying revenue basis.
At December 31, 2024, the Company had approximately $1.4 billion of cash and cash equivalents in its foreign operations, which includes $428 million of operating funds required to be maintained for regulatory requirements or as collateral under certain captive insurance arrangements.
At December 31, 2025, the Company had approximately $1.6 billion of cash and cash equivalents in its foreign operations, which includes $525 million of operating funds required to be maintained for regulatory requirements or as collateral under certain captive insurance arrangements.
The Company recorded net investment income of $12 million in 2024, compared to $5 million in 2023. The increase in 2024 is primarily driven by higher mark-to-market gains from the Company's investments compared to the prior year. Income and Other Taxes The Company's consolidated effective tax rate for 2024 and 2023 was 24.9% and 24.3%, respectively.
The Company recorded net investment income of $34 million in 2025, compared to $12 million in 2024. The increase in 2025 is primarily driven by higher mark-to-market gains from the Company's investments compared to the prior year. Income and Other Taxes The Company's consolidated effective tax rate for 2025 and 2024 was 23.6% and 24.9%, respectively.
The Company utilizes case level reviews by inside and outside counsel, an internal actuarial analysis by Oliver Wyman Group, a subsidiary of the Company, and other methods to estimate potential losses. The liability is reviewed quarterly and adjusted based on claims developments.
The Company utilizes case level reviews by inside and outside counsel, an internal actuarial analysis by Marsh Management Consulting, a subsidiary of the Company, and other methods to estimate potential losses. The liability is reviewed quarterly and adjusted based on claims developments.
The table also does not include the remaining transitional tax payments related to the Tax Cuts and Jobs Act ("TCJA") of $48 million, which will be paid in installments from 2025 through 2026. 52 Management’s Discussion of Critical Accounting Estimates Management makes estimates and judgments that affect reported amounts of assets, liabilities, revenue and expenses, and disclosure of contingent assets and liabilities.
The table also does not include the remaining transitional tax payments related to the Tax Cuts and Jobs Act (the "TCJA") of $13 million, which will be paid in 2026. 49 Management’s Discussion of Critical Accounting Estimates Management makes estimates and judgments that affect reported amounts of assets, liabilities, revenue and expenses, and disclosure of contingent assets and liabilities.
ROW Assumed rate of return on plan assets 5.43 % 6.50 % 4.92 % Discount rate 5.36 % 5.76 % 5.09 % Holding all other assumptions constant, a 0.5 percentage point change in the rate of return on plan assets and discount rate assumptions would affect net periodic benefit (credit) cost for the U.S. and U.K. plans, which together comprise approximately 83% of total pension plan liabilities, as follows: 0.5 Percentage Point Increase 0.5 Percentage Point Decrease (In millions) U.S.
ROW Assumed rate of return on plan assets 5.94 % 6.50 % 5.68 % Discount rate 5.39 % 5.61 % 5.25 % Holding all other assumptions constant, a 0.5 percentage point change in the rate of return on plan assets and discount rate assumptions would affect net periodic benefit (credit) cost for the U.S. and U.K. plans, which together comprise approximately 83% of total pension plan liabilities, as follows: 0.5 Percentage Point Increase 0.5 Percentage Point Decrease (In millions) U.S.
In 2024, the Company's defined benefit pension plan assets had gains of 2.2% and losses of 5.0% in the U.S. and U.K., respectively, as compared to gains of 9.3% and 4.1% in the U.S. and U.K., respectively, in 2023.
In 2025, the Company's defined benefit pension plan assets had gains of 8.0% and 2.9% in the U.S. and U.K., respectively, as compared to gains of 2.2% and losses of 5.0% in the U.S. and U.K., respectively, in 2024.
The following amounts are included in the consolidated statements of cash flows as operating and financing activities: For the Years Ended December 31, (In millions) 2024 2023 2022 Operating: Contingent consideration payments for prior year acquisitions $ (92) $ (41) $ (38) Receipt of contingent consideration for dispositions — 1 — Acquisition/disposition related net charges for adjustments 15 29 49 Adjustments and payments related to contingent consideration $ (77) $ (11) $ 11 Financing: Contingent consideration for prior year acquisitions $ (74) $ (135) $ (32) Deferred consideration for prior year acquisitions (39) (67) (126) Payments of deferred and contingent consideration for acquisitions $ (113) $ (202) $ (158) Receipt of contingent consideration for dispositions $ 1 $ 2 $ 3 For acquisitions completed in 2024, and in prior years, remaining estimated future contingent payments of $161 million, and deferred consideration payments of $179 million, are recorded in accounts payable and accrued liabilities or other liabilities in the consolidated balance sheets at December 31, 2024.
The following amounts are included in the consolidated statements of cash flows as operating and financing activities: For the Years Ended December 31, (In millions) 2025 2024 2023 Operating: Contingent consideration payments for prior year acquisitions $ (28) $ (92) $ (41) Receipt of contingent consideration for dispositions — — 1 Acquisition/disposition related net charges for adjustments 65 15 29 Adjustments and payments related to contingent consideration $ 37 $ (77) $ (11) Financing: Contingent consideration for prior year acquisitions $ (13) $ (74) $ (135) Deferred consideration for prior year acquisitions (54) (39) (67) Payments of deferred and contingent consideration for acquisitions $ (67) $ (113) $ (202) Receipt of contingent consideration for dispositions $ — $ 1 $ 2 For acquisitions completed in 2025 and in prior years, remaining estimated future contingent payments of $268 million, and deferred consideration payments of $169 million, are recorded in accounts payable and accrued liabilities or other liabilities in the consolidated balance sheets at December 31, 2025.
The results of operations for the Risk and Insurance Services segment are as follows: (In millions, except percentages) 2024 2023 2022 Revenue $ 15,395 $ 14,089 $ 12,645 Compensation and benefits 8,499 7,702 7,101 Other operating expenses 2,531 2,442 2,455 Operating expenses 11,030 10,144 9,556 Operating income $ 4,365 $ 3,945 $ 3,089 Operating income margin 28.4 % 28.0 % 24.4 % Revenue Revenue in the Risk and Insurance Services segment increased $1.3 billion, or 9%, to $15.4 billion in 2024, compared to $14.1 billion in 2023.
The results of operations for the Risk and Insurance Services segment are as follows: (In millions, except percentages) 2025 2024 2023 Revenue $ 17,265 $ 15,395 $ 14,089 Compensation and benefits 9,711 8,499 7,702 Other operating expenses 2,918 2,531 2,442 Operating expenses 12,629 11,030 10,144 Operating income $ 4,636 $ 4,365 $ 3,945 Operating income margin 26.8 % 28.4 % 28.0 % Revenue Revenue in the Risk and Insurance Services segment increased $1.9 billion, or 12%, to $17.3 billion in 2025, compared to $15.4 billion in 2024.
Consolidated revenue increased 7% on an underlying basis and 1% from acquisitions. On an underlying basis, revenue increased 8% and 6% in 2024, in the Risk and Insurance Services and Consulting segments, respectively. Consolidated revenue growth in 2024 reflects the continued demand for our advice and solutions.
Consolidated revenue increased 4% on an underlying basis and 6% from acquisitions. On an underlying basis, revenue increased 4% and 5% in 2025, in the Risk and Insurance Services and Consulting segments, respectively. Consolidated revenue growth in 2025 reflects the continued demand for our advice and solutions.
In 2024, the Company made contributions of $32 million to its non-qualified plans and expects to contribute approximately $35 million in 2025 . The Company also made required contributions of $2 million to its U.S. qualified plans in 2024. In 2025, the Company is expected to be required to make contributions totaling $2 million to its U.S. qualified plans.
In 2025, the Company made contributions of $36 million to its non-qualified plans and expects to contribute approximately $34 million in 2026 . The Company also made required contributions of $2 million to its U.S. qualified plans in 2025. In 2026, the Company is expected to be required to make contributions totaling $33 million to its U.S. qualified plans.
Guy Carpenter's revenue in 2024 was $2.4 billion, an increase of 5%, or 8% on an underlying basis. • Consulting revenue in 2024 was $9.1 billion, an increase of 5%, or 6% on an underlying basis.
Guy Carpenter's revenue in 2025 was $2.5 billion, an increase of 6%, or 5% on an underlying basis. • Consulting revenue in 2025 was $9.8 billion, an increase of 7%, or 5% on an underlying basis.
In the second quarter of 2023, the Credit Facility was amended that borrowings under the Credit Facility bear interest at a rate per annum equal, at the Company's option, either at (a) Securities Overnight Financing Rate ("SOFR") benchmark rate for U.S. dollar borrowings, or (b) a currency specific benchmark rate, plus an applicable margin which varies with the Company's credit ratings.
Borrowings under the Credit Facility bear interest at a rate per annum equal, at the Company's option, either at (a) the Secured Overnight Financing Rate ("SOFR") benchmark rate for U.S. dollar borrowings, or (b) a currency specific benchmark rate, plus an applicable margin which varies with the Company's credit ratings.
The Company's non-GAAP measure includes adjustments that reflect how management views its businesses and may differ from similarly titled non-GAAP measures presented by other companies. 37 Financial Highlights • Consolidated revenue in 2024 was $24.5 billion, an increase of 8%, or 7% on an underlying basis. • Consolidated operating income increased $535 million, or 10% to $5.8 billion in 2024, compared to 2023.
The Company's non-GAAP measure includes adjustments that reflect how management views its businesses and may differ from similarly titled non-GAAP measures presented by other companies. 34 Financial Highlights • Consolidated revenue in 2025 was $27.0 billion, an increase of 10%, or 4% on an underlying basis. • Consolidated operating income increased $406 million, or 7% to $6.2 billion in 2025, compared to 2024.
The results of operations for the Consulting segment are as follows: (In millions, except percentages) 2024 2023 2022 Revenue $ 9,133 $ 8,709 $ 8,139 Compensation and benefits 5,358 5,249 4,827 Other operating expenses 2,005 1,794 1,759 Operating expenses 7,363 7,043 6,586 Operating income $ 1,770 $ 1,666 $ 1,553 Operating income margin 19.4 % 19.1 % 19.1 % Revenue Consulting revenue increased $424 million, or 5%, to $9.1 billion in 2024, compared to $8.7 billion in 2023.
The results of operations for the Consulting segment are as follows: (In millions, except percentages) 2025 2024 2023 Revenue $ 9,794 $ 9,133 $ 8,709 Compensation and benefits 5,710 5,358 5,249 Other operating expenses 2,188 2,005 1,794 Operating expenses 7,898 7,363 7,043 Operating income $ 1,896 $ 1,770 $ 1,666 Operating income margin 19.4 % 19.4 % 19.1 % 41 Revenue Revenue in the Consulting segment increased $661 million, or 7%, to $9.8 billion in 2025, compared to $9.1 billion in 2024.
The remaining outflow of funds in 2024 related primarily to the acquisitions of Cardano, the Horton Group, and Fisher Brown Bottrell Insurance Inc., for $466 million, $384 million and $321 million, respectively. The outflow of funds in 2023 related primarily to the acquisitions of Honan Insurance Group, Graham Company and Westpac for $358 million, $307 million, and $232 million, respectively.
The remaining outflow of funds in 2024 related primarily to the acquisitions of Cardano, the Horton Group, and Fisher Brown Bottrell Insurance Inc., for $466 million, $384 million and $321 million, respectively.
At the end of 2024, the actual allocation for the U.S. plans was 51% equities and equity alternatives and 49% fixed income. The target asset allocation for the U.K. plans, which comprise approximately 78% of non-U.S. plan assets, is 12% equities and equity alternatives and 88% fixed income.
At the end of 2025, the actual allocation for the U.S. plans was 50% equities and equity alternatives and 50% fixed income. The target asset allocation for the U.K. plans, which comprise approximately 78% of non-U.S. plan assets, is 7% equities and equity alternatives and 93% fixed income.
Acquisitions and dispositions impacting the Risk and Insurance Services and Consulting segments are discussed in Note 5, Acquisitions and Dispositions, in the notes to the consolidated financial statements. 39 Consolidated Results of Operations For the Years Ended December 31, (In millions, except per share data) 2024 2023 2022 Revenue $ 24,458 $ 22,736 $ 20,720 Expense: Compensation and benefits 13,996 13,099 12,071 Other operating expenses 4,645 4,355 4,369 Operating expenses 18,641 17,454 16,440 Operating income $ 5,817 $ 5,282 $ 4,280 Income before income taxes $ 5,480 $ 5,026 $ 4,082 Net income before non-controlling interests $ 4,117 $ 3,802 $ 3,087 Net income attributable to the Company $ 4,060 $ 3,756 $ 3,050 Net income per share attributable to the Company – Basic $ 8.26 $ 7.60 $ 6.11 – Diluted $ 8.18 $ 7.53 $ 6.04 Average number of shares outstanding: – Basic 492 494 499 – Diluted 496 499 505 Shares outstanding at December 31, 491 492 495 Consolidated operating income increased $535 million, or 10% to $5.8 billion in 2024, compared to $5.3 billion in the prior year, reflecting an 8% increase in revenue and a 7% increase in expenses.
Acquisitions and dispositions impacting the Risk and Insurance Services and Consulting segments are discussed in Note 5, Acquisitions and Dispositions, in the notes to the consolidated financial statements. 35 Consolidated Results of Operations For the Years Ended December 31, (In millions, except per share data) 2025 2024 2023 Revenue $ 26,981 $ 24,458 $ 22,736 Expense: Compensation and benefits 15,577 13,996 13,099 Other operating expenses 5,181 4,645 4,355 Operating expenses 20,758 18,641 17,454 Operating income $ 6,223 $ 5,817 $ 5,282 Income before income taxes $ 5,539 $ 5,480 $ 5,026 Net income before non-controlling interests $ 4,234 $ 4,117 $ 3,802 Net income attributable to the Company $ 4,160 $ 4,060 $ 3,756 Net income per share attributable to the Company – Basic $ 8.48 $ 8.26 $ 7.60 – Diluted $ 8.43 $ 8.18 $ 7.53 Average number of shares outstanding: – Basic 491 492 494 – Diluted 494 496 499 Shares outstanding at December 31, 485 491 492 Consolidated operating income increased $406 million, or 7% to $6.2 billion in 2025, compared to $5.8 billion in 2024 , reflecting a 10% increase in revenue and an 11% increase in expenses.
Marsh and Guy Carpenter are compensated for brokerage and consulting services through commissions and fees. Commission rates and fees vary in amount and can depend on a number of factors, including the type of insurance or reinsurance coverage provided, the particular insurer or reinsurer selected, and the capacity in which the broker acts and negotiates with clients.
Commission rates and fees vary in amount and can depend on a number of factors, including the type of insurance or reinsurance coverage provided, the particular insurer or reinsurer selected, and the capacity in which the broker acts and negotiates with clients.
The major component of revenue in the Consulting business is fees paid by clients for advice and services. Mercer, principally through its health line of business, also earns revenue in the form of commissions received from insurance companies for the placement of group (and occasionally individual) insurance contracts, primarily life, health and accident coverages.
Mercer, principally through its health line of business, also earns revenue in the form of commissions received from insurance companies for the placement of group (and occasionally individual) insurance contracts, primarily health, life and accident coverages.
In 2024, the Company contributed $34 million to its U.S. defined benefit pension plans and $59 million to its non-U.S. defined benefit pension plans. In 2023, the Company contributed $33 million to its U.S. defined benefit pension plans and $78 million to its non-U.S. defined benefit pension plans.
In 2025, the Company contributed $38 million to its U.S. defined benefit pension plans and $44 million to its non-U.S. defined benefit pension plans. In 2024, the Company contributed $34 million to its U.S. defined benefit pension plans and $59 million to its non-U.S. defined benefit pension plans.
Net income attributable to the Company was $4.1 billion. Earnings per share on a diluted basis increased to $8.18 from $7.53, or 9%, compared with 2023. • Risk and Insurance Services revenue in 2024 was $15.4 billion, an increase of 9%, or 8% on an underlying basis.
Net income attributable to the Company was $4.2 billion. Earnings per share on a diluted basis increased to $8.43 from $8.18, or 3%, compared to 2024. • Risk and Insurance Services revenue in 2025 was $17.3 billion, an increase of 12%, or 4% on an underlying basis.
At December 31, 2024, the Company remained authorized by the Board of Directors to repurchase up to approximately $2.3 billion in shares of its common stock. There is no time limit on this author ization. In 2023, the Company repurchased 6.4 million shares of its common stock for $1.15 billion.
In 2025, the Company repurchased 10.1 million shares of its common stock for $2.0 billion. At December 31, 2025, the Company remained authorized by the Board of Directors to repurchase up to approximately $5.7 billion in shares of its common stock. There is no time limit on the authorization.
(c) Acquisitions, dispositions, and other in 2024 includes a gain of $20 million from the sale of a business in Oliver Wyman Group. Note: Amounts in the tables above are rounded to whole numbers. 42 Consolidated Revenue Consolidated revenue increased $1.7 billion, or 8%, to $24.5 billion in 2024, compared to $22.7 billion in 2023.
(c) Acquisitions, dispositions and other in 2024 includes a gain of $20 million from the sale of a business in Marsh Management Consulting. Note: Amounts in the tables above are rounded to whole numbers. 38 Consolidated Revenue Consolidated revenue increased $2.5 billion, or 10%, to $27 billion in 2025, compared to $24.5 billion in 2024.
This reflects an increase of 5% on an underlying basis, partially offset by a decrease of 2% from dispositions and 1% from the impact of foreign currency translation . On an underlying basis, revenue increased 8% for Health, and 4% for each of Career and Wealth, as compared to the prior year.
This reflects an increase of 4% on an underlying basis, 3% from acquisitions, and 1% from the impact of foreign currency translation. On an underlying basis, revenue for Health and Wealth increased 6% and 4%, respectively, and decreased 2% in Career, as compared to the prior year.
This reflects an increase of 7% on an underlying basis and 3% from acquisitions, partially offset by a decrease of 1% from the impact of foreign currency translation. U.S./Canada rose 7% on an underlying basis. Total International produced underlying revenue growth of 8%, reflecting growth of 10% in Latin America, 8% in EMEA and 6% in Asia Pacific.
This reflects an increase of 4% on an underlying basis and 10% from acquisitions. U.S./Canada rose 3% on an underlying basis. Total International produced underlying revenue growth of 5%, reflecting growth of 6% in EMEA, 4% in Asia Pacific, and 2% in Latin America.
Purchase of remaining non-controlling interest In the second quarter of 2023, the Company purchased the remaining interest in a subsidiary for $139 million. 51 Fiduciary Liabilities Since fiduciary assets are not available for corporate use, fiduciary assets are shown separately in the consolidated balance sheets as cash and cash equivalents held in a fiduciary capacity, with a corresponding amount in current liabilities.
Fiduciary Liabilities Since fiduciary assets are not available for corporate use, fiduciary assets are shown separately in the consolidated balance sheets as cash and cash equivalents held in a fiduciary capacity, with a corresponding amount in current liabilities.
The effective tax rate is sensitive to the geographic mix of earnings and the cost to repatriate the Company's earnings, which may result in higher or lower effective tax rates. Therefore, a shift in the mix of profits among jurisdictions, or changes in the Company's repatriation strategy to access offshore cash, can affect the effective tax rate.
Therefore, a shift in the mix of profits among jurisdictions, or changes in the Company's repatriation strategy to access offshore cash, can affect the effective tax rate.
In March 2023, the Company issued $600 million of 5.450% senior notes due 2053. The Company used the net proceeds from these issuances for general corporate purposes. The Company's senior debt is currently rated A- by Standard & Poor's ("S&P"), A3 by Moody's, and A- by Fitch.
The Company used the net proceeds from these issuances for general corporate purposes. The Company's senior debt is currently rated A- by Standard & Poor's ("S&P"), A3 by Moody's, and A- by Fitch. The Company's short-term debt is currently rated A-2 by S&P, P-2 by Moody's, and F-2 by Fitch.
Guy Carpenter's revenue increased $104 million , or 5%, to $2.4 billion in 2024, compared to $2.3 billion in 2023. This reflects an increase of 8% on an underlying basis, partially offset by a decrease of 3% from acquisitions. At Guy Carpenter, underlying revenue growth in 2024 was driven by growth across all regions and global specialties.
Guy Carpenter's revenue increased $134 million, or 6%, to $2.5 billion in 2025, compared to $2.4 billion in 2024. This reflects an increase of 5% on an underlying basis and 1% from acquisitions. Guy Carpenter’s underlying revenue growth in 2025 was driven by growth across all regions and global specialties. Risk and Insurance Services segment completed 14 acquisitions in 2025.
Corporate and Other Corporate expenses decreased $11 million, or 3%, to $318 million in 2024, compared to $329 million in 2023, reflecting primarily lower restructuring costs in the current year. Interest Income Interest income was $83 million in 2024, compared to $78 million in 2023.
Corporate and Other Corporate expenses decreased $9 million, or 3%, to $309 million in 2025, compared to $318 million in 2024, reflecting lower restructuring costs in the current year, partially offset by increased compensation and benefits. Interest Income Interest income was $48 million in 2025, compared to $83 million in 2024.
The Company also maintains other credit and overdraft facilities with various financial institutions aggregating $123 million at December 31, 2024 , and $113 million at December 31, 2023. There were no o utstanding borrowings under these facilities at December 31, 2024 and 2023.
At December 31, 2025 and 2024, the Company had no borrowings under this facility. The Company maintains other credit and overdraft facilities with various financial institutions aggregating $122 million and $123 million at December 31, 2025 and 2024, respectively.
The Company conducts business in this segment through Marsh and Guy Carpenter. • Consulting includes health, wealth and career advice, solutions and products, and specialized management, strategic, economic and brand consulting services. The Company conducts business in this segment through Mercer and Oliver Wyman Group.
The Company conducts business through two segments: • Risk and Insurance Services: risk management activities and insurance/reinsurance broking and services, conducted through Marsh Risk and Guy Carpenter. • Consulting: health, wealth and career advice, solutions and products, and specialized management, strategic, economic and brand consulting services conducted through Mercer and Marsh Management Consulting.
The Company paid $8.5 billion and $976 million, net of cash, cash equivalents and cash and cash equivalents held in a fiduciary capacity acquired, for acquisitions in 2024 and 2023, respectively. The outflow of funds in 2024 related primarily to the acquisition of McGriff, where the Company paid $7.0 billion in cash consideration.
The Company paid $652 million and $8.5 billion, net of cash, cash equivalents and cash and cash equivalents held in a fiduciary capacity acquired, for acquisitions in 2025 and 2024, respectively.
Unrecognized actuarial losses as of December 31, 2024, were approximately $1.4 billion and $3.5 billion for the U.S. plans and non-U.S. plans, respectively, compared with losses of $1.3 billion and $3.2 billion at December 31, 2023. The increase in the U.S. is primarily due to lower than expected returns on plan assets.
Unrecognized actuarial losses at December 31, 2025, were approximately $1.4 billion and $3.9 billion for the U.S. plans and non-U.S. plans, respectively, compared with losses of $1.4 billion and $3.5 billion at December 31, 2024.
Career revenue benefited from continued strong growth in talent and rewards surveys and products. Revenue in 2024 includes a net gain of $35 million from the sale of the Mercer U.K. pension administration and U.S. health and benefits administration businesses. Oliver Wyman Group's revenue increased $268 million, or 9%, to $3.4 billion in 2024, compared to $3.1 billion in 2023.
Revenue in 2024 includes a net gain of $35 million from the sale of the Mercer U.K. pension administration and U.S. health and benefits administration businesses. Marsh Management Consulting's revenue increased $214 million, or 6%, to $3.6 billion in 2025, compared to $3.4 billion in 2024.
The Company paid approximately $23 million for customary upfront fees related to the Commitment Letter, amortized as interest expense. On November 8, 2024, the Company issued $7.25 billion of senior notes and terminated the Commitment Letter. In connection with the acquisition of McGriff, the Company incurred approximately $63 million of acquisition and retention related costs in 2024.
The Company paid approximately $23 million of customary upfront fees related to the Commitment Letter, amortized as interest expense. On November 8, 2024, the Company issued $7.25 billion of senior notes and terminated the Commitment Letter. The Bridge Loan Facility agreement is discussed in more detail in Note 13, Debt, in the notes to the consolidated financial statements.
In 2024, pre-tax income in the U.K., Canada, Ireland, India, Bermuda, Germany, Australia, United Arab Emirates, Japan, and Singapore accounted for 46 approximately 65% of the Company's total non-U.S. pre-tax income, with effective rates in those countries of 25.0%, 28.0%, 16.3%, 27.9%, 0.0%, 30.9%, 36.7%, 17.6%, 38.2%, and 18.0%, respectively.
In 2025, pre-tax income in the U.K., Ireland, Canada, Singapore, India, Australia, Bermuda, Saudi Arabia, Japan, and Hong Kong accounted for approximately 65% of the Company's total non-U.S. pre-tax income, with effective rates in those countries of 26.5%, 15.0%, 28.1%, 15.6%, 25.6%, 33.0%, 0.0%, 20.5%, 36.1%, and 18.8%, respectively.
The Company’s additions to fixed assets and capitalized software, which amounted to $316 million in 2024 and $416 million in 2023, related primarily to software development costs, the refurbishing and modernizing of office facilities, and technology equipment purchases. Cash used for long-term investments in 2024 is primarily due to an investment in a unit trust fund.
The Company’s additions to fixed assets and capitalized software amounted to $291 million and $316 million in 2025 and 2024, respectively, related primarily to software development costs, the refurbishing and modernizing of office facilities, and technology equipment purchases.
Information regarding these acquisitions is included in Note 5, Acquisitions and Dispositions, in the notes to the consolidated financial statements. 45 Operating Expenses In the Consulting segment, expenses increased $320 million, or 5%, to $7.4 billion in 2024, compared to $7.0 billion in 2023. Expenses reflect a decrease of 1% primarily from dispositions.
Information regarding these acquisitions is included in Note 5, Acquisitions and Dispositions, in the notes to the consolidated financial statements. Operating Expenses Expenses in the Risk and Insurance Services segment increased $1.6 billion, or 14%, to $12.6 billion in 2025, compared to $11.0 billion in 2024.