Nathan Roman is an experienced validation and compliance professional with more than 25 years in pharmaceutical and biotechnology operations. His background spans commissioning, qualification, validation, calibration, and temperature mapping across laboratories, manufacturing facilities, and controlled-temperature storage environments. He has supported global organizations, including AstraZeneca, Merck, Lonza, MedImmune, and others, delivering lifecycle-based validation strategies that balance regulatory expectations with operational reality.

Nathan is the author of Six Steps to Effective Temperature Mapping and a regular speaker at industry events, webinars, and professional forums. His work focuses on helping validation and quality teams reduce risk, improve clarity, and build documentation that is both practical and defensible. He is known for translating complex requirements into structured, repeatable approaches that teams can confidently execute and explain during audits.