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

CDW Corporation is the larger business by last-quarter revenue ($5.5B vs $5.0B, roughly 1.1× Aon plc). On growth, CDW Corporation posted the faster year-over-year revenue change (6.3% vs 6.0%). CDW Corporation produced more free cash flow last quarter ($395.9M vs $363.0M). Over the past eight quarters, Aon plc's revenue compounded faster (15.7% CAGR vs 6.3%).

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.

CDW Corporation is an American multi-brand provider of information technology services, serving business, government, education, and healthcare sectors across the United States, the United Kingdom, and Canada. Headquartered in Vernon Hills, Illinois, CDW is a Fortune 500 and generated $21 billion in annual net sales in 2023.

AON vs CDW — Head-to-Head

Bigger by revenue
CDW
CDW
1.1× larger
CDW
$5.5B
$5.0B
AON
Growing faster (revenue YoY)
CDW
CDW
+0.3% gap
CDW
6.3%
6.0%
AON
More free cash flow
CDW
CDW
$32.9M more FCF
CDW
$395.9M
$363.0M
AON
Faster 2-yr revenue CAGR
AON
AON
Annualised
AON
15.7%
6.3%
CDW

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
AON
AON
CDW
CDW
Revenue
$5.0B
$5.5B
Net Profit
$1.2B
Gross Margin
22.8%
Operating Margin
34.1%
7.8%
Net Margin
24.6%
Revenue YoY
6.0%
6.3%
Net Profit YoY
25.6%
EPS (diluted)
$5.63
$2.13

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
CDW
CDW
Q1 26
$5.0B
Q4 25
$4.3B
$5.5B
Q3 25
$4.0B
$5.7B
Q2 25
$4.2B
$6.0B
Q1 25
$4.7B
$5.2B
Q4 24
$4.1B
$5.2B
Q3 24
$3.7B
$5.5B
Q2 24
$3.8B
$5.4B
Net Profit
AON
AON
CDW
CDW
Q1 26
$1.2B
Q4 25
$1.7B
Q3 25
$458.0M
$291.0M
Q2 25
$579.0M
$271.2M
Q1 25
$965.0M
$224.9M
Q4 24
$716.0M
Q3 24
$343.0M
$316.4M
Q2 24
$524.0M
$281.1M
Gross Margin
AON
AON
CDW
CDW
Q1 26
Q4 25
22.8%
Q3 25
21.9%
Q2 25
20.8%
Q1 25
21.6%
Q4 24
22.3%
Q3 24
21.8%
Q2 24
21.8%
Operating Margin
AON
AON
CDW
CDW
Q1 26
34.1%
Q4 25
28.1%
7.8%
Q3 25
20.4%
7.7%
Q2 25
20.7%
7.0%
Q1 25
30.9%
7.0%
Q4 24
26.3%
7.9%
Q3 24
16.7%
8.7%
Q2 24
17.4%
8.0%
Net Margin
AON
AON
CDW
CDW
Q1 26
24.6%
Q4 25
39.4%
Q3 25
11.5%
5.1%
Q2 25
13.9%
4.5%
Q1 25
20.4%
4.3%
Q4 24
17.3%
Q3 24
9.2%
5.7%
Q2 24
13.9%
5.2%
EPS (diluted)
AON
AON
CDW
CDW
Q1 26
$5.63
Q4 25
$7.82
$2.13
Q3 25
$2.11
$2.21
Q2 25
$2.66
$2.05
Q1 25
$4.43
$1.69
Q4 24
$3.11
$1.97
Q3 24
$1.57
$2.34
Q2 24
$2.46
$2.07

Balance Sheet & Financial Strength

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

Metric
AON
AON
CDW
CDW
Cash + ST InvestmentsLiquidity on hand
$1.4M
$618.7M
Total DebtLower is stronger
$13.5M
Stockholders' EquityBook value
$10.0M
$2.6B
Total Assets
$51.4M
$16.0B
Debt / EquityLower = less leverage
1.36×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AON
AON
CDW
CDW
Q1 26
$1.4M
Q4 25
$2.8B
$618.7M
Q3 25
$1.3B
$452.9M
Q2 25
$1.4B
$481.0M
Q1 25
$1.3B
$688.1M
Q4 24
$1.3B
$717.7M
Q3 24
$1.3B
$1.2B
Q2 24
$1.2B
$665.3M
Total Debt
AON
AON
CDW
CDW
Q1 26
$13.5M
Q4 25
$15.2B
Q3 25
Q2 25
Q1 25
Q4 24
$17.0B
Q3 24
Q2 24
Stockholders' Equity
AON
AON
CDW
CDW
Q1 26
$10.0M
Q4 25
$9.4B
$2.6B
Q3 25
$7.9B
$2.5B
Q2 25
$7.8B
$2.5B
Q1 25
$7.0B
$2.3B
Q4 24
$6.1B
$2.4B
Q3 24
$6.2B
$2.3B
Q2 24
$5.9B
$2.2B
Total Assets
AON
AON
CDW
CDW
Q1 26
$51.4M
Q4 25
$50.8B
$16.0B
Q3 25
$51.6B
$15.2B
Q2 25
$54.0B
$15.3B
Q1 25
$50.3B
$15.0B
Q4 24
$49.0B
$14.7B
Q3 24
$49.9B
$14.4B
Q2 24
$51.5B
$13.6B
Debt / Equity
AON
AON
CDW
CDW
Q1 26
1.36×
Q4 25
1.63×
Q3 25
Q2 25
Q1 25
Q4 24
2.78×
Q3 24
Q2 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
CDW
CDW
Operating Cash FlowLast quarter
$433.8M
Free Cash FlowOCF − Capex
$363.0M
$395.9M
FCF MarginFCF / Revenue
7.2%
7.2%
Capex IntensityCapex / Revenue
1.3%
0.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$3.5B
$1.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AON
AON
CDW
CDW
Q1 26
Q4 25
$1.4B
$433.8M
Q3 25
$1.1B
$328.3M
Q2 25
$796.0M
$155.9M
Q1 25
$140.0M
$287.2M
Q4 24
$1.2B
$345.3M
Q3 24
$1.0B
$342.1M
Q2 24
$513.0M
$149.9M
Free Cash Flow
AON
AON
CDW
CDW
Q1 26
$363.0M
Q4 25
$1.3B
$395.9M
Q3 25
$1.1B
$298.5M
Q2 25
$732.0M
$133.4M
Q1 25
$84.0M
$260.3M
Q4 24
$1.1B
$316.7M
Q3 24
$951.0M
$308.5M
Q2 24
$460.0M
$119.0M
FCF Margin
AON
AON
CDW
CDW
Q1 26
7.2%
Q4 25
30.8%
7.2%
Q3 25
27.0%
5.2%
Q2 25
17.6%
2.2%
Q1 25
1.8%
5.0%
Q4 24
27.6%
6.1%
Q3 24
25.6%
5.6%
Q2 24
12.2%
2.2%
Capex Intensity
AON
AON
CDW
CDW
Q1 26
1.3%
Q4 25
1.7%
0.7%
Q3 25
1.7%
0.5%
Q2 25
1.5%
0.4%
Q1 25
1.2%
0.5%
Q4 24
1.3%
0.6%
Q3 24
1.7%
0.6%
Q2 24
1.4%
0.6%
Cash Conversion
AON
AON
CDW
CDW
Q1 26
Q4 25
0.83×
Q3 25
2.51×
1.13×
Q2 25
1.37×
0.57×
Q1 25
0.15×
1.28×
Q4 24
1.68×
Q3 24
2.95×
1.08×
Q2 24
0.98×
0.53×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AON
AON

Commercial Risk Solutions$2.2B44%
Reinsurance Solutions$1.3B25%
Health Solutions$1.1B22%
Wealth Solutions$420.0M8%

CDW
CDW

Segment breakdown not available.

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