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Douglas L. Marshall

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Douglas L. Marshall, PhD, CFS

Douglas L. Marshall, PhD, CFS

Chief Scientific Officer

Dr. Marshall is Chief Scientific Officer with Eurofins Microbiology Laboratories, Inc., a division of the global life sciences company Eurofins Scientific.  He is co-founder and Director of the Food Safety Institute, LLC, an integrated consulting and analytical services company affiliated with the Eurofins network of companies.  He is Technical Director for the Refrigerated Foods Association and Microbiology Task Force Chair for the American Spice Trade Association.  His former positions include the following:

  • Associate Dean and Professor of Public Health, College of Natural and Health Sciences, University of Northern Colorado
  • Adjunct Professor with the Colorado School of Public Health and Colorado State University
  • Professor of Food Science, Nutrition, and Health Promotion at Mississippi State University
  • Assistant Professor of Food Science at Louisiana State University
  • Contributing Editor for the peer-reviewed scientific journal Food Microbiology
  • Four consecutive terms on the editorial board of the Journal of Food Protection

He is a frequent volunteer and consultant to trade associations, NIH, WHO, FAO, USDA, and other government agencies and private companies.  His research and expertise has been featured in popular press venues such as Consumer’s Reports, Fine Cooking, USA Today, Fitness, Health, Men’s Health, Chemtech, Nature Science Updates, and ASM Journal Highlights.  He is a frequently invited speaker and a prolific book chapter writer. With over 250 publications, over 300 invited presentations, and over 100 workshops delivered, his scientific research and outreach interests focus on improving the microbiological quality and safety of foods, with emphasis on meat, poultry, seafoods, and produce.  Among these was the completion of the 4 volume Handbook of Food Science, Technology, and Engineering, which he Co-Edited.  He has been the recipient of a number of awards for his scholarly efforts including the Mississippi Chemical Corporation Award of Excellence for Outstanding Work, the International Association for Food Protection Educator and Harold Barnum Industry Awards.  He is a Fellow and former member of the Board of Directors of the Institute of Food Technologists, inaugural Chair of the International Food Science Certification Commission, and former member of the Board of Directors of the American Spice Trade Association. 

On a personal note, early in his career he served as a deck hand on an Alaskan fishing vessel (well before Deadliest Catch) and prefers to spend his free time lost on a trail in the Colorado Rocky Mountains.

Below are resources from Douglas:



This webinar from our Best-in-Class series, compiled and presented by Eurofins Advanced Learning Institute lead instructor Mike Cramer, provides an introductory lesson on Food Allergen Management as it applies to food processing operations. Originally Aired on April 15, 2026


Watch our webinar for an introduction to Eurofins QTA’s Modeling as a Service (MaaS) offering, a flexible way for organizations to build, maintain, and improve chemometric models for FTIR and FTNIR analysis without committing to a full turnkey option. Whether you already have an IR program or are looking to start one, MaaS provides a scalable path that fits your needs and the level of support you are looking for. Original Airdate: April 16, 2026


This session explores current state and Federal efforts to define ultra-processed foods and establish related nutritional and ingredient constraints. We discuss how these evolving definitions influence product development, including new challenges surrounding ingredient selection, consumer perception, and regulatory compliance. Originally Aired on April 1, 2026


This webinar focuses on the key improvements for dietary fiber testing with AOAC 2017.16 and AOAC 2022.01 versus the previous AOAC 2009.01 and AOAC 2011.25 methods, the impact for certain products and fiber types, and the status for the movement to these new methods from scientific organizations and international reference guidelines. Originally Aired on March 10, 2026


Our "Behind the Science" series looks at food testing from the perspective of the testers and industry experts who devote their careers to it. In this episode, Eurofins Chief Scientific Officer, Dr. Doug Marshall speaks with Brianne Traynor, Projects Manager at Eurofins Food Chemistry Testing Madison, Inc.. Originally aired on March 11, 2026.


This webinar from our Best-in-Class series, compiled and presented by Eurofins Advanced Learning Institute lead instructor Mike Cramer, provides an introductory lesson on Good Manufacturing Practices (GMPs) as they apply to food processing operations. Originally Aired on March 25, 2026


Our "Behind the Science" series looks at food testing from the perspective of the testers and industry experts who devote their careers to it. In this episode, Eurofins Chief Scientific Officer, Dr. Doug Marshall speaks with Dr. Kangming Ma, President at Eurofins QTA. Originally aired on January 20, 2026.


The production and distribution of foods, beverages, nutraceuticals, and related products can offer a wide variety of unique challenges at every stage of development and release, including off-odors and off-flavors, discolorations, and the presence of foreign materials. This webinar covers various analytical strategies for troubleshooting these challenging problems. Originally Aired on January 21, 2026.


As the industry looks ahead, the International Production & Processing Expo (IPPE) offers a pivotal launch point for 2026 and a chance for producers and processors to explore new solutions that strengthen operations. This webinar is designed to help you get a head start. Join us for a preview of the key issues, trends, and testing strategies we’re watching for the year ahead. Originally Aired on December 10, 2025


Postbiotics, defined as non-viable microbial cells, their components, or metabolites that confer health benefits to the host, represent a rapidly expanding frontier in microbiome research and functional ingredient development. Watch this webinar for a comprehensive look at the rapidly evolving field of postbiotics, combining cutting-edge science, global regulatory insights, and practical testing methodologies. Originally Aired on December 11, 2025.


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