PHILADELPHIA--(BUSINESS WIRE)--ACE Group today announced that Scott Mandeville has joined ACE as Vice President, Surety Underwriting and Regional Manager for the Surety division in the Western region, which comprises Alaska, Arizona, California, Colorado, Hawaii, Idaho, Montana, Nevada, Oregon, Utah, Washington and Wyoming. In this role, Mr. Mandeville directs Surety operations, overseeing strategy implementation, team synergy, production operations efficiencies, client services delivery and st