Mr. Weinstein, a member of the Board of Directors, is the founder and former President of Premier, Inc, a Group Purchasing Organization (GPO) serving 1,200 hospitals nationwide. During his three decades in healthcare, Alan has always found ways to focus on developing and supporting start-up businesses serving hospitals through shared programs and. the aggregation of common interests.. Alan serves on the Board of Directors of the American Health Alliance and the Advisory Board of Prism Capital.