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Side-by-side financial comparison of Aon plc (AON) and Jacobs Solutions (J). Click either name above to swap in a different company.

Aon plc is the larger business by last-quarter revenue ($4.3B vs $3.3B, roughly 1.3× Jacobs Solutions). Aon plc runs the higher net margin — 39.4% vs 3.8%, a 35.6% gap on every dollar of revenue. On growth, Jacobs Solutions posted the faster year-over-year revenue change (12.3% vs 3.7%). Aon plc produced more free cash flow last quarter ($1.3B vs $364.9M). Over the past eight quarters, Aon plc's revenue compounded faster (2.8% CAGR vs -12.2%).

Aon plc is a British-American professional services firm. The company operates two divisions: Risk Capital, which provides brokerage and consulting services for risk management and insurance and reinsurance, and Human Capital, which provides services for health insurance, retirement plans, pension plans, and talent advisory.

Jacobs Solutions Inc. is an American international technical professional services firm based in Dallas. The company provides engineering, technical, professional, and construction services as well as scientific and specialty consulting for a broad range of clients globally, including companies, organizations, and government agencies. Jacobs has consistently ranked No.

AON vs J — Head-to-Head

Bigger by revenue
AON
AON
1.3× larger
AON
$4.3B
$3.3B
J
Growing faster (revenue YoY)
J
J
+8.6% gap
J
12.3%
3.7%
AON
Higher net margin
AON
AON
35.6% more per $
AON
39.4%
3.8%
J
More free cash flow
AON
AON
$958.1M more FCF
AON
$1.3B
$364.9M
J
Faster 2-yr revenue CAGR
AON
AON
Annualised
AON
2.8%
-12.2%
J

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AON
AON
J
J
Revenue
$4.3B
$3.3B
Net Profit
$1.7B
$125.5M
Gross Margin
23.2%
Operating Margin
28.1%
7.1%
Net Margin
39.4%
3.8%
Revenue YoY
3.7%
12.3%
Net Profit YoY
136.5%
792.3%
EPS (diluted)
$7.82
$1.12

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AON
AON
J
J
Q4 25
$4.3B
$3.3B
Q3 25
$4.0B
$3.2B
Q2 25
$4.2B
$3.0B
Q1 25
$4.7B
$2.9B
Q4 24
$4.1B
$2.9B
Q3 24
$3.7B
$-1.2B
Q2 24
$3.8B
$4.2B
Q1 24
$4.1B
$4.3B
Net Profit
AON
AON
J
J
Q4 25
$1.7B
$125.5M
Q3 25
$458.0M
$122.2M
Q2 25
$579.0M
$179.6M
Q1 25
$965.0M
$5.6M
Q4 24
$716.0M
$-18.1M
Q3 24
$343.0M
$325.4M
Q2 24
$524.0M
$146.9M
Q1 24
$1.1B
$162.1M
Gross Margin
AON
AON
J
J
Q4 25
23.2%
Q3 25
24.3%
Q2 25
25.0%
Q1 25
25.4%
Q4 24
24.6%
Q3 24
Q2 24
21.7%
Q1 24
21.2%
Operating Margin
AON
AON
J
J
Q4 25
28.1%
7.1%
Q3 25
20.4%
6.7%
Q2 25
20.7%
7.8%
Q1 25
30.9%
7.2%
Q4 24
26.3%
7.1%
Q3 24
16.7%
Q2 24
17.4%
6.2%
Q1 24
36.0%
6.6%
Net Margin
AON
AON
J
J
Q4 25
39.4%
3.8%
Q3 25
11.5%
3.9%
Q2 25
13.9%
5.9%
Q1 25
20.4%
0.2%
Q4 24
17.3%
-0.6%
Q3 24
9.2%
-28.1%
Q2 24
13.9%
3.5%
Q1 24
26.3%
3.8%
EPS (diluted)
AON
AON
J
J
Q4 25
$7.82
$1.12
Q3 25
$2.11
$0.88
Q2 25
$2.66
$1.55
Q1 25
$4.43
$0.06
Q4 24
$3.11
$-0.11
Q3 24
$1.57
$2.50
Q2 24
$2.46
$1.17
Q1 24
$5.35
$1.28

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AON
AON
J
J
Cash + ST InvestmentsLiquidity on hand
$2.8B
$1.6B
Total DebtLower is stronger
$15.2B
Stockholders' EquityBook value
$9.4B
$3.4B
Total Assets
$50.8B
$11.6B
Debt / EquityLower = less leverage
1.63×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AON
AON
J
J
Q4 25
$2.8B
$1.6B
Q3 25
$1.3B
$1.2B
Q2 25
$1.4B
$1.3B
Q1 25
$1.3B
$1.2B
Q4 24
$1.3B
$1.3B
Q3 24
$1.3B
$1.1B
Q2 24
$1.2B
$1.2B
Q1 24
$6.4B
$1.0B
Total Debt
AON
AON
J
J
Q4 25
$15.2B
Q3 25
Q2 25
Q1 25
Q4 24
$17.0B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AON
AON
J
J
Q4 25
$9.4B
$3.4B
Q3 25
$7.9B
$3.6B
Q2 25
$7.8B
$3.8B
Q1 25
$7.0B
$3.9B
Q4 24
$6.1B
$4.2B
Q3 24
$6.2B
$4.5B
Q2 24
$5.9B
$6.6B
Q1 24
$-133.0M
$6.6B
Total Assets
AON
AON
J
J
Q4 25
$50.8B
$11.6B
Q3 25
$51.6B
$11.3B
Q2 25
$54.0B
$11.4B
Q1 25
$50.3B
$11.2B
Q4 24
$49.0B
$11.6B
Q3 24
$49.9B
$11.8B
Q2 24
$51.5B
$15.0B
Q1 24
$40.8B
$14.9B
Debt / Equity
AON
AON
J
J
Q4 25
1.63×
Q3 25
Q2 25
Q1 25
Q4 24
2.78×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AON
AON
J
J
Operating Cash FlowLast quarter
$1.4B
$380.8M
Free Cash FlowOCF − Capex
$1.3B
$364.9M
FCF MarginFCF / Revenue
30.8%
11.1%
Capex IntensityCapex / Revenue
1.7%
0.5%
Cash ConversionOCF / Net Profit
0.83×
3.03×
TTM Free Cash FlowTrailing 4 quarters
$3.2B
$875.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AON
AON
J
J
Q4 25
$1.4B
$380.8M
Q3 25
$1.1B
$383.1M
Q2 25
$796.0M
$292.6M
Q1 25
$140.0M
$-96.4M
Q4 24
$1.2B
$107.5M
Q3 24
$1.0B
$196.5M
Q2 24
$513.0M
$482.6M
Q1 24
$309.0M
$-42.8M
Free Cash Flow
AON
AON
J
J
Q4 25
$1.3B
$364.9M
Q3 25
$1.1B
$353.5M
Q2 25
$732.0M
$270.5M
Q1 25
$84.0M
$-113.7M
Q4 24
$1.1B
$97.1M
Q3 24
$951.0M
$158.2M
Q2 24
$460.0M
$444.9M
Q1 24
$261.0M
$-70.6M
FCF Margin
AON
AON
J
J
Q4 25
30.8%
11.1%
Q3 25
27.0%
11.2%
Q2 25
17.6%
8.9%
Q1 25
1.8%
-3.9%
Q4 24
27.6%
3.3%
Q3 24
25.6%
-13.6%
Q2 24
12.2%
10.5%
Q1 24
6.4%
-1.7%
Capex Intensity
AON
AON
J
J
Q4 25
1.7%
0.5%
Q3 25
1.7%
0.9%
Q2 25
1.5%
0.7%
Q1 25
1.2%
0.6%
Q4 24
1.3%
0.4%
Q3 24
1.7%
-3.3%
Q2 24
1.4%
0.9%
Q1 24
1.2%
0.7%
Cash Conversion
AON
AON
J
J
Q4 25
0.83×
3.03×
Q3 25
2.51×
3.13×
Q2 25
1.37×
1.63×
Q1 25
0.15×
-17.18×
Q4 24
1.68×
Q3 24
2.95×
0.60×
Q2 24
0.98×
3.28×
Q1 24
0.29×
-0.26×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AON
AON

Commercial Risk Solutions$2.3B54%
Health Solutions$1.1B26%
Wealth Solutions$490.0M11%
Reinsurance Solutions$379.0M9%

J
J

Infrastructure Advanced Facilities$2.9B89%
PA Consulting$354.4M11%

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