Prior to establishing Gas Regs, Inc., in 1994, Mr. Willenbrock was head of the Airco / BOC Gases Quality Assurance department, managing that company's nationwide medical gases QA program for over 200 facilities. He established a CGMP compliance program for BOC's home health care division, and served as BOC's primary FDA and industry association contact for all medical gas matters. Mr. Willenbrock wrote the Chemistry, Manufacturing Control section for an investigational new drug (Nitric Oxide / Nitrogen gas mixture), now an approved new drug. Prior to working for BOC, John worked for Avon Products and Johnson & Johnson in both production and Quality Assurance positions.

Since 1984 John has been an active member in the Compressed Gas Association (CGA), previously chairing its Medical Gases Committee and Medical Division as well as serving on CGA's Board of Directors. He is the recipient of CGA's 1992 Service Award for his work in coordinating the first CGA/FDA joint training seminar for medical gas companies. Since establishing Gas Regs, Inc, John has taken part in public medical gas training seminars and has shared the podium several times with FDA officials. John is a member of the Regulatory Affairs Professionals Society (RAPS), Food Drug Law Institute (FDLI), American Society for Quality (ASQ), Association of Food and Drug Officials (AFDO) and its regional organization CASA, the Institute of Validation Technology (IVT), the American Association for Homecare, and the Pennsylvania Association of Medical Equipment Suppliers (PAMS).

Mr. Willenbrock holds a BS in Chemistry from Bucknell University, and is Regulatory Affairs Certified (RAC) by RAPS through examination and recertification. In addition to formal education and certification, John remains current on FDA regulatory and QA issues through attendance at seminars and workshops in these fields.