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News from Aon ● ● ● First Quarter Key Metrics Total revenue increased 10 % to $ 3.5 billion , including organic revenue growth of 6 % Operating margin increased 320 basis points to 35.3 % , and operating margin , adjusted for certain items , increased 170 basis points to 37.4 % EPS increased 22 % to $ 4.00 , and EPS , adjusted for certain items , increased 16 % to $ 4.28 For the first three months of 2021 , cash flows from operations increased 66 % to $ 561 million , and free cash flow increased 91 % to $ 532 million ● ● Investor Relations ● Aon Reports First Quarter 2021 Results First Quarter Highlights Repurchased 0.2 million Class A Ordinary Shares for approximately $ 50 million Published our 2020 Aon Impact Report , highlighting ongoing actions to strengthen our inclusive Aon United culture and commitment to net - zero greenhouse gas emissions by 2030 , using Science Based Targets Announced the future executive committee that will lead the combined firm upon the completion of the pending combination of Aon and Willis Towers Watson ● AON Exhibit 99.1 Subsequent to the close of the quarter , announced a new solution , through broad industry collaboration , that will provide supply chain protection for global COVID - 19 vaccine shipments Subsequent to the close of the quarter , announced an 11 % increase to the quarterly cash dividend DUBLIN - April 30 , 2021 - Aon plc ( NYSE : AON ) today reported results for the three months ended March 31 , 2021 . Net income attributable to Aon shareholders was $ 913 million , or $ 4.00 per share , compared to $ 772 million , or $ 3.29 per share , in the prior year period . Net income per share attributable to Aon shareholders , adjusted for certain items , increased 16 % to $ 4.28 , including a favorable impact of $ 0.18 per share if the Company were to translate prior year period results at current period foreign exchange rates ( " foreign currency translation ” ) , compared to $ 3.68 in the prior year period . Certain items that impacted first quarter results and comparisons with the prior year period are detailed in the " Reconciliation of Non - GAAP Measures - Operating Income and Diluted Earnings Per Share " on page 10 of this press release . " In the first quarter , our colleagues delivered an outstanding operational performance including 6 % organic revenue growth and 170 basis points of margin improvement , building on over a decade of progress on our key financial metrics , creating momentum for 2021 , and demonstrating the power of Aon United , " said Greg Case , Chief Executive Officer . " Today , clients are justifiably focused on the unprecedented impact of the COVID - 19 pandemic , but they are also increasingly aware of other challenges like climate change , supply chain disruption , the future of work , and the growing health - wealth gap . Our strategy is built to bring the best innovation , insight , and solutions from across our firm , and our potential to address client need only increases with our pendin g combination with Willis Towers Watson . "