Bryan M. Reasons has been appointed senior vice president and chief financial officer at Impax Laboratories. Mr. Reasons joined the company in January 2012 as vice president of finance and has served as acting CFO since June 2012.   Prior to joining the company, Mr. Reasons served as vice president of finance, as well as vice president of risk management and general auditor, at Cephalon, Inc. Following the acquisition of Cephalon by Teva, he served briefly as the vice president of finance at Tev...