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

Ecolab is the larger business by last-quarter revenue ($4.1B vs $3.6B, roughly 1.1× Arthur J. Gallagher & Co.). Ecolab runs the higher net margin — 10.6% vs 4.2%, a 6.5% gap on every dollar of revenue. On growth, Arthur J. Gallagher & Co. posted the faster year-over-year revenue change (33.6% vs 10.0%). Over the past eight quarters, Arthur J. Gallagher & Co.'s revenue compounded faster (5.5% CAGR vs 1.0%).

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.

Ecolab Inc., headquartered in Saint Paul, Minnesota, provides products related to water treatment, sanitation, and hygiene, primarily to commercial and industrial customers.

AJG vs ECL — Head-to-Head

Bigger by revenue
ECL
ECL
1.1× larger
ECL
$4.1B
$3.6B
AJG
Growing faster (revenue YoY)
AJG
AJG
+23.5% gap
AJG
33.6%
10.0%
ECL
Higher net margin
ECL
ECL
6.5% more per $
ECL
10.6%
4.2%
AJG
Faster 2-yr revenue CAGR
AJG
AJG
Annualised
AJG
5.5%
1.0%
ECL

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
AJG
AJG
ECL
ECL
Revenue
$3.6B
$4.1B
Net Profit
$151.1M
$432.6M
Gross Margin
Operating Margin
5.0%
15.3%
Net Margin
4.2%
10.6%
Revenue YoY
33.6%
10.0%
Net Profit YoY
-41.5%
1.3%
EPS (diluted)
$0.58
$1.52

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
AJG
AJG
ECL
ECL
Q2 26
$4.1B
Q4 25
$3.6B
$4.2B
Q3 25
$3.4B
$4.2B
Q2 25
$3.2B
$4.0B
Q1 25
$3.7B
$3.7B
Q4 24
$2.7B
$4.0B
Q3 24
$2.8B
$4.0B
Q2 24
$2.8B
$4.0B
Net Profit
AJG
AJG
ECL
ECL
Q2 26
$432.6M
Q4 25
$151.1M
$563.9M
Q3 25
$272.7M
$585.0M
Q2 25
$365.8M
$524.2M
Q1 25
$704.4M
$402.5M
Q4 24
$258.3M
$472.9M
Q3 24
$312.6M
$736.5M
Q2 24
$283.4M
$490.9M
Gross Margin
AJG
AJG
ECL
ECL
Q2 26
Q4 25
44.0%
Q3 25
44.8%
Q2 25
44.8%
Q1 25
44.2%
Q4 24
43.3%
Q3 24
43.4%
Q2 24
43.8%
Operating Margin
AJG
AJG
ECL
ECL
Q2 26
15.3%
Q4 25
5.0%
17.0%
Q3 25
10.3%
18.3%
Q2 25
14.6%
17.6%
Q1 25
23.4%
15.0%
Q4 24
12.3%
14.6%
Q3 24
14.4%
26.1%
Q2 24
13.2%
16.5%
Net Margin
AJG
AJG
ECL
ECL
Q2 26
10.6%
Q4 25
4.2%
13.4%
Q3 25
8.1%
14.0%
Q2 25
11.4%
13.0%
Q1 25
18.9%
10.9%
Q4 24
9.5%
11.8%
Q3 24
11.1%
18.4%
Q2 24
10.2%
12.3%
EPS (diluted)
AJG
AJG
ECL
ECL
Q2 26
$1.52
Q4 25
$0.58
$1.98
Q3 25
$1.04
$2.05
Q2 25
$1.40
$1.84
Q1 25
$2.72
$1.41
Q4 24
$1.10
$1.65
Q3 24
$1.39
$2.58
Q2 24
$1.27
$1.71

Balance Sheet & Financial Strength

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

Metric
AJG
AJG
ECL
ECL
Cash + ST InvestmentsLiquidity on hand
$519.8K
Total DebtLower is stronger
$12.9B
$8.5M
Stockholders' EquityBook value
$23.3B
$10.0M
Total Assets
$70.7B
$25.0M
Debt / EquityLower = less leverage
0.55×
0.85×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AJG
AJG
ECL
ECL
Q2 26
$519.8K
Q4 25
$646.2M
Q3 25
$2.0B
Q2 25
$1.9B
Q1 25
$1.2B
Q4 24
$1.3B
Q3 24
$1.3B
Q2 24
$384.0M
Total Debt
AJG
AJG
ECL
ECL
Q2 26
$8.5M
Q4 25
$12.9B
$7.4B
Q3 25
$8.1B
Q2 25
$7.5B
Q1 25
$7.0B
Q4 24
$23.0M
$6.9B
Q3 24
$7.0B
Q2 24
$7.5B
Stockholders' Equity
AJG
AJG
ECL
ECL
Q2 26
$10.0M
Q4 25
$23.3B
$9.8B
Q3 25
$23.2B
$9.7B
Q2 25
$23.0B
$9.3B
Q1 25
$22.3B
$8.9B
Q4 24
$20.2B
$8.8B
Q3 24
$12.2B
$8.5B
Q2 24
$11.6B
$8.3B
Total Assets
AJG
AJG
ECL
ECL
Q2 26
$25.0M
Q4 25
$70.7B
$24.7B
Q3 25
$79.1B
$23.9B
Q2 25
$80.1B
$23.7B
Q1 25
$74.1B
$22.4B
Q4 24
$64.3B
$22.4B
Q3 24
$57.2B
$22.1B
Q2 24
$63.0B
$21.5B
Debt / Equity
AJG
AJG
ECL
ECL
Q2 26
0.85×
Q4 25
0.55×
0.75×
Q3 25
0.83×
Q2 25
0.81×
Q1 25
0.79×
Q4 24
0.00×
0.79×
Q3 24
0.82×
Q2 24
0.91×

Cash Flow & Capital Efficiency

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

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

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AJG
AJG
ECL
ECL
Q2 26
Q4 25
$753.0M
$1.1B
Q3 25
$731.3M
$791.3M
Q2 25
$-426.1M
$701.8M
Q1 25
$871.8M
$369.4M
Q4 24
$739.3M
$766.7M
Q3 24
$934.8M
$786.7M
Q2 24
$119.5M
$611.1M
Free Cash Flow
AJG
AJG
ECL
ECL
Q2 26
Q4 25
$713.4M
$758.0M
Q3 25
$693.5M
$529.7M
Q2 25
$-465.5M
$485.1M
Q1 25
$843.6M
$131.5M
Q4 24
$695.7M
$407.0M
Q3 24
$898.0M
$550.3M
Q2 24
$87.7M
$414.2M
FCF Margin
AJG
AJG
ECL
ECL
Q2 26
Q4 25
19.7%
18.1%
Q3 25
20.6%
12.7%
Q2 25
-14.5%
12.1%
Q1 25
22.6%
3.6%
Q4 24
25.6%
10.2%
Q3 24
32.0%
13.8%
Q2 24
3.2%
10.4%
Capex Intensity
AJG
AJG
ECL
ECL
Q2 26
Q4 25
1.1%
7.9%
Q3 25
1.1%
6.3%
Q2 25
1.2%
5.4%
Q1 25
0.8%
6.4%
Q4 24
1.6%
9.0%
Q3 24
1.3%
5.9%
Q2 24
1.1%
4.9%
Cash Conversion
AJG
AJG
ECL
ECL
Q2 26
Q4 25
4.98×
1.93×
Q3 25
2.68×
1.35×
Q2 25
-1.16×
1.34×
Q1 25
1.24×
0.92×
Q4 24
2.86×
1.62×
Q3 24
2.99×
1.07×
Q2 24
0.42×
1.24×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AJG
AJG

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

ECL
ECL

Product and equipment sales$3.2B78%
Service and lease sales$891.5M22%

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