2017 annual financial data

AON 2017 Operating margin

AON 2017 operating margin with verified reported values.

Direct answer

Operating margin was 10.65%.

Operating income was 1,065,000,000 USD and net income was 1,226,000,000 USD.
Operating cash flow was 734,000,000 USD.

Verified data

Revenue
9,998,000,000 USD
Operating income
1,065,000,000 USD
Net income
1,226,000,000 USD
Operating cash flow
734,000,000 USD