Mr. Vahlsing served in refinery tech service, central engineering, corporate headquarters and R&D during his career with Sunoco. During this period he developed and managed engineering and research for a wide range of new and revamped refining and petrochemical processes. He also marketed Sunoco engineering and research services when Sunoco sold manhours outside of the corporation. Dave’s role at the Philadelphia office is to match the needs of Becht clients with our staff skills, to prepare clear and mutually acceptable scopes of work and to monitor the progress of our projects to assure complete customer satisfaction. He is a graduate of MIT, past chairman of the Chemical Consultants Network, past president of the Philadelphia Squash Racquets Association, past president of the Cynwyd Club of Bala Cynwyd, PA and continues to be involved with a variety of civic organizations. Dave is a cofounder of Hydrocarbon Engineering Associates, an engineering services company that was merged into Becht Engineering. He is licensed as a professional engineer in Ohio and Pennsylvania.