Les D. Mintzmyer

Senior Biologics Manufacturing Consultant


Mr. Mintzmyer is our hands-on expert for managing and directing biologics contract manufacturing organizations (CMO). He has led the commercial manufacturing operations for a multi-product facility directing materials management, inoculum, cell culture, purification, facilities, engineering and strategic support.

He successfully prepared a full service 6x20kL biologics facility for an FDA PAI, ultimately receiving biologic product manufacturing approval. The Operation grew from 60 to over 225+ employees in under 2 years.

His Consultant experience includes:

  • Technical interface with Contract Manufacturing Organizations assisting in their preparation of proposals for consideration as a second manufacturing site for a client product
  • Provided process knowledge input and experimental design guidance for obtaining data leading to process improvements and manufacturing robustness securing drug product supply to market
  • Collaborated with client’s internal team to bring a new product and technology to manufacturing site

Prior to joining DSI, Mr. Mintzmyer served as Vice President, Manufacturing Operations for Jazz and Celetor Pharmaceuticals. Additionally, he served in a VP role for two CMOs; Avid Bioservices and Laureate Biopharmaceutical Services.

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Core Competencies

  • Executive Leadership
  • Biologic Manufacturing
  • CMO Management
  • Liposome Development
  • Tech Transfer
  • Supply Chain
  • FDA PAI
  • Process Improvement
  • Upstream Manufacturing