Stewart McWilliams

Global Vice President, Quality & Regulatory Affairs Almac Diagnostic Services

Stewart McWilliams leads the Quality Management and In vitro Diagnostic Regulatory affairs activities at Almac Diagnostics. The team work with the pharmaceutical industry on the Quality and Regulatory aspects of CDx Development and Commercialisation. This team are also responsible for Almac Diagnostics’ Laboratory Quality Management systems ensuring compliance with ISO13485, CLIA (Federal and New York State CLEP), ISO17025, ISO15189 and the College of American Pathologists accreditation requirements.
Stewart studied in Queens University Belfast where he attained his degree and PhD in Molecular Oncology before postgraduate work at The Welcome Trust Centre in Dundee. Stewart has managed the implementation of various Quality Management Systems including ISO13485, ISO17025, GCP, CAP accreditation, New York State CLEP and CLIA. He is also Almac Diagnostics Designated Individual for the purposes of the UKs Human Tissue Act and Person Responsible for Regulatory Compliance (PRRC) under IVDR.

Seminars

Tuesday 31st March 2026
Partnering for Success: Leveraging Diagnostic Regulatory & Quality Systems Expertise to Achieve Compliance in EU (IVDR) & UK Clinical Trials
3:50 pm
  • End-to-end regulatory expertise across global territories
  • Integrated quality systems and ISO accreditations
  • Comprehensive clinical and manufacturing support
  • Health institution status for faster EU trial enrolment
Stewart McWilliams Speaker at 16th World Clinical Biomarkers & Companion Diagnostics Summit Europe