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Course Instructor

Dr. Cecil W. Propst

Managing Director, Propst Consulting Services

Cecil-W.-Propst

Dr. Cecil W. Propst is Managing Director at Propst Consulting Services, a formulation and engineering support LLC located in Norton Shores, MI. He was the Director of R&D (Grand Haven site) at SPI Pharma until 2015. He served as Director of Quality Assurance and Technical Services at Fleming and Company and, before that, President of Manufacturing Chemists. His duties included system design, product and process development, and regulatory affairs.

Previously, he served as cGMP Facilities Director for the University of Maryland at Baltimore, in connection with the university’s SUPAC contract with the FDA. Dr. Propst also served as Director of Technical Development for Stellar Manufacturing; Director of Quality Compliance for SmithKline Beecham; Director of Quality Assurance for Norcliff Thayer (a Revlon Company); and Group Leader/Product Development and Manager/Quality Control for Lewis Howe Company. He serves as a consultant in the area of product development and process investigations.

Instructor's Blogs

Softgel Leakers

Leaking of fill from Softgels is often encountered in manufacturing, storage and worst even in the final package. Both product and in market losses can be very costly due to leakers. Most leakers are caused by sealing failures. Corrective Action Plans for in process leakers are created to solve the problem in an easiest to… Continue reading Dr. Cecil W. Propst

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