Aon Corporation, the leading global risk services provider, today announced that Christa Davies, an executive of Microsoft, has joined Aon as Executive Vice President, Global Finance. Davies will be appointed as Chief Financial Officer in March 2008. She succeeds David P. Bolger, who announced in May that he will be leaving Aon and has since been named Chief Operations Officer of the Chicago Olympic Committee.<br /><br />At Microsoft, Davies, 36, was Chief Financial Officer of the Platform and Services Division (PSD), which includes three publicly reported segments: Windows Client, Server & Tools, and Online Services. At PSD, Davies managed a team responsible for the full financial function of the division including budgeting, financial management, strategy and acquisitions, and investor relations. PSD is the largest and most profitable Microsoft business division with annual revenue in FY2007 of $28.6 billion and operating income of $14.8 billion.<br /><br />"We are delighted that Christa will be joining our executive management team," said Gregory C. Case, President and Chief Executive Officer of Aon. "Her demonstrated success and international experience in finance, business development, and strategy will serve her well in leading our global financial management team."<br /><br />Davies joined Microsoft in 2002 and held a series of positions with increasing responsibility within the company, including Chief Financial Officer for Online Services, where she was responsible for budgeting, financial management and control, and external reporting. Previously, Davies served as General Manager of Strategy and M&A for Windows Client, Service & Tools, and Online Services.<br /><br />From 1997 to 2002, Davies was with ninemsn, an Australian joint venture with Microsoft, based in Sydney, where as Director of Business Development and Strategic Sales she was responsible for managing investments, sales and the business development team. She also has held positions with Cable & Wireless in London; with McKinsey & Company, Inc. in Sydney, Tokyo and Seoul; with Rolls Royce Industrial Power Group in Newcastle, Australia; and with Auspace in Canberra, Australia.<br /><br />Davies is a graduate in Aerospace Engineering from the University of Queensland in Australia, and as a Fulbright Scholar, she earned a masters degree in business administration from the Harvard Business School.