Renfield-Miller chairman of Ambac Assurance U.K.

AmbacSenior Managing Director Douglas Renfield-Miller has been named chairman of Ambac Assurance U.K. Ltd., where he will oversee Ambac's European operations encompassing both the London office and the Milan branch. Mr. Renfield-Miller will also continue to be responsible for the Asia/Pacific markets including offices in Sydney and Tokyo. Renfield-Miller had been responsible for Ambac's commercial asset-backed securities, global structured credit, secondary markets and financial services businesses as well as the company's non-European international activities. Prior to joining Ambac in 2000, he was a in the principal finance and credit arbitrage group at UBS. Former Ambac U.K. Chairman, Executive Vice President John Uhlein III is now responsible for focusing on the continued development of Ambac's domestic structured finance business in New York.