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Side-by-side financial comparison of AECOM (ACM) and Arthur J. Gallagher & Co. (AJG). Click either name above to swap in a different company.

AECOM is the larger business by last-quarter revenue ($3.8B vs $3.6B, roughly 1.1× Arthur J. Gallagher & Co.). Arthur J. Gallagher & Co. runs the higher net margin — 4.2% vs 1.9%, a 2.2% gap on every dollar of revenue. On growth, Arthur J. Gallagher & Co. posted the faster year-over-year revenue change (33.6% vs 1.6%). Arthur J. Gallagher & Co. produced more free cash flow last quarter ($713.4M vs $41.9M). Over the past eight quarters, Arthur J. Gallagher & Co.'s revenue compounded faster (5.5% CAGR vs -1.4%).

AECOM is an American multinational infrastructure consulting firm headquartered in Dallas, Texas.

Arthur J. Gallagher & Co. (Gallagher) is an American insurance brokerage and risk management services company based in Rolling Meadows, Illinois, a suburb of Chicago. The company provides insurance brokerage and risk management services, which primarily includes processing of workers compensation and automobile insurance claims via the company's adjusters.

ACM vs AJG — Head-to-Head

Bigger by revenue
ACM
ACM
1.1× larger
ACM
$3.8B
$3.6B
AJG
Growing faster (revenue YoY)
AJG
AJG
+32.0% gap
AJG
33.6%
1.6%
ACM
Higher net margin
AJG
AJG
2.2% more per $
AJG
4.2%
1.9%
ACM
More free cash flow
AJG
AJG
$671.5M more FCF
AJG
$713.4M
$41.9M
ACM
Faster 2-yr revenue CAGR
AJG
AJG
Annualised
AJG
5.5%
-1.4%
ACM

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ACM
ACM
AJG
AJG
Revenue
$3.8B
$3.6B
Net Profit
$74.5M
$151.1M
Gross Margin
7.3%
Operating Margin
5.8%
5.0%
Net Margin
1.9%
4.2%
Revenue YoY
1.6%
33.6%
Net Profit YoY
-48.0%
-41.5%
EPS (diluted)
$0.56
$0.58

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
ACM
ACM
AJG
AJG
Q1 26
$3.8B
Q4 25
$3.6B
Q3 25
$4.2B
$3.4B
Q2 25
$4.2B
$3.2B
Q1 25
$3.8B
$3.7B
Q4 24
$4.0B
$2.7B
Q3 24
$4.1B
$2.8B
Q2 24
$4.2B
$2.8B
Net Profit
ACM
ACM
AJG
AJG
Q1 26
$74.5M
Q4 25
$151.1M
Q3 25
$120.4M
$272.7M
Q2 25
$131.0M
$365.8M
Q1 25
$143.4M
$704.4M
Q4 24
$167.0M
$258.3M
Q3 24
$172.5M
$312.6M
Q2 24
$134.3M
$283.4M
Gross Margin
ACM
ACM
AJG
AJG
Q1 26
7.3%
Q4 25
Q3 25
7.9%
Q2 25
7.8%
Q1 25
7.7%
Q4 24
6.7%
Q3 24
7.2%
Q2 24
6.9%
Operating Margin
ACM
ACM
AJG
AJG
Q1 26
5.8%
Q4 25
5.0%
Q3 25
5.7%
10.3%
Q2 25
7.0%
14.6%
Q1 25
6.8%
23.4%
Q4 24
5.9%
12.3%
Q3 24
5.8%
14.4%
Q2 24
5.5%
13.2%
Net Margin
ACM
ACM
AJG
AJG
Q1 26
1.9%
Q4 25
4.2%
Q3 25
2.9%
8.1%
Q2 25
3.1%
11.4%
Q1 25
3.8%
18.9%
Q4 24
4.2%
9.5%
Q3 24
4.2%
11.1%
Q2 24
3.2%
10.2%
EPS (diluted)
ACM
ACM
AJG
AJG
Q1 26
$0.56
Q4 25
$0.58
Q3 25
$0.90
$1.04
Q2 25
$0.98
$1.40
Q1 25
$1.08
$2.72
Q4 24
$1.25
$1.10
Q3 24
$1.27
$1.39
Q2 24
$0.98
$1.27

Balance Sheet & Financial Strength

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

Metric
ACM
ACM
AJG
AJG
Cash + ST InvestmentsLiquidity on hand
$1.2B
Total DebtLower is stronger
$2.6B
$12.9B
Stockholders' EquityBook value
$2.2B
$23.3B
Total Assets
$11.9B
$70.7B
Debt / EquityLower = less leverage
1.18×
0.55×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACM
ACM
AJG
AJG
Q1 26
$1.2B
Q4 25
Q3 25
$1.6B
Q2 25
$1.8B
Q1 25
$1.6B
Q4 24
$1.6B
Q3 24
$1.6B
Q2 24
$1.6B
Total Debt
ACM
ACM
AJG
AJG
Q1 26
$2.6B
Q4 25
$12.9B
Q3 25
$2.6B
Q2 25
$2.5B
Q1 25
$2.5B
Q4 24
$2.5B
$23.0M
Q3 24
$2.5B
Q2 24
$2.5B
Stockholders' Equity
ACM
ACM
AJG
AJG
Q1 26
$2.2B
Q4 25
$23.3B
Q3 25
$2.5B
$23.2B
Q2 25
$2.5B
$23.0B
Q1 25
$2.3B
$22.3B
Q4 24
$2.2B
$20.2B
Q3 24
$2.2B
$12.2B
Q2 24
$2.3B
$11.6B
Total Assets
ACM
ACM
AJG
AJG
Q1 26
$11.9B
Q4 25
$70.7B
Q3 25
$12.2B
$79.1B
Q2 25
$12.3B
$80.1B
Q1 25
$11.8B
$74.1B
Q4 24
$11.8B
$64.3B
Q3 24
$12.1B
$57.2B
Q2 24
$12.0B
$63.0B
Debt / Equity
ACM
ACM
AJG
AJG
Q1 26
1.18×
Q4 25
0.55×
Q3 25
1.06×
Q2 25
0.99×
Q1 25
1.07×
Q4 24
1.11×
0.00×
Q3 24
1.12×
Q2 24
1.07×

Cash Flow & Capital Efficiency

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

Metric
ACM
ACM
AJG
AJG
Operating Cash FlowLast quarter
$70.2M
$753.0M
Free Cash FlowOCF − Capex
$41.9M
$713.4M
FCF MarginFCF / Revenue
1.1%
19.7%
Capex IntensityCapex / Revenue
0.7%
1.1%
Cash ConversionOCF / Net Profit
0.94×
4.98×
TTM Free Cash FlowTrailing 4 quarters
$616.0M
$1.8B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACM
ACM
AJG
AJG
Q1 26
$70.2M
Q4 25
$753.0M
Q3 25
$196.1M
$731.3M
Q2 25
$283.7M
$-426.1M
Q1 25
$190.7M
$871.8M
Q4 24
$151.1M
$739.3M
Q3 24
$298.8M
$934.8M
Q2 24
$291.3M
$119.5M
Free Cash Flow
ACM
ACM
AJG
AJG
Q1 26
$41.9M
Q4 25
$713.4M
Q3 25
$134.1M
$693.5M
Q2 25
$261.7M
$-465.5M
Q1 25
$178.3M
$843.6M
Q4 24
$110.9M
$695.7M
Q3 24
$274.5M
$898.0M
Q2 24
$272.8M
$87.7M
FCF Margin
ACM
ACM
AJG
AJG
Q1 26
1.1%
Q4 25
19.7%
Q3 25
3.2%
20.6%
Q2 25
6.3%
-14.5%
Q1 25
4.7%
22.6%
Q4 24
2.8%
25.6%
Q3 24
6.7%
32.0%
Q2 24
6.6%
3.2%
Capex Intensity
ACM
ACM
AJG
AJG
Q1 26
0.7%
Q4 25
1.1%
Q3 25
1.5%
1.1%
Q2 25
0.5%
1.2%
Q1 25
0.3%
0.8%
Q4 24
1.0%
1.6%
Q3 24
0.6%
1.3%
Q2 24
0.4%
1.1%
Cash Conversion
ACM
ACM
AJG
AJG
Q1 26
0.94×
Q4 25
4.98×
Q3 25
1.63×
2.68×
Q2 25
2.17×
-1.16×
Q1 25
1.33×
1.24×
Q4 24
0.90×
2.86×
Q3 24
1.73×
2.99×
Q2 24
2.17×
0.42×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ACM
ACM

Segment breakdown not available.

AJG
AJG

Commissions$2.1B57%
Broker Fees$1.2B33%
Supplemental Revenue$131.7M4%
Investment Performance$121.8M3%
Contingent Revenue$83.0M2%

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