Doug Wulffleff has joined Gelest as vice-president of Mergers & Acquisitions. He is responsible for identifying business opportunities and developing and executing strategies for growth through acquisitions in the specialty chemicals industry and adjacent markets.  Wulffleff brings to Gelest decades of M&A experience and most recently served as vice-president of Strategy and Corporate Development at VWR International. He has also held transaction related leadership roles at BDO International, Arthur Andersen, Coopers & Lybrand and Bankers Trust Company. Gelest, Inc., headquartered in Morrisville, PA, is an innovator, manufacturer and supplier of commercial and research quantities of organosilicon compounds, metal-organic compounds and silicones.