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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:



In this on-demand webinar, Mollie Van Alst provides a straight-forward explanation of the FDA's proposed changes to the definition of "healthy" on food labels. Original Air Date November 7, 2024.


In this on-demand webinar Cris Amarillas will guide you through the essentials of botanical identity testing. Original Air Date October 16, 2024.


In this on-demand webinar Doug Marshall and John Scanga explain the latest regulatory challenges in food safety and quality from the FDA and USDA with a focus on the new rules and regulations. Original airdate August 7, 2024.


In this on-demand webinar GeneScan Lab Manager, Jeffery Ambrose, discusses the complexities of plant-based GMO detection, including regulatory insights, risk mitigation strategies, and practical testing applications. Original airdate July 15, 2024.
Keywords: Webinar GMO


This webinar is part two of our webinar series on the integration of Artificial Intelligence (AI) in animal feed and livestock production. Original airdate July 18, 2024.


Watch this on-demand webinar to gain an understanding of the requirements of CA Bill AB 899, learn how to navigate testing, and hear some answers to commonly asked questions. Original airdate May 30, 2024.


Watch this on-demand webinar featuring industry experts, as they explore the analytical considerations for non-routine investigations of failures and losses in the wine, spirits, and beverage industry. Original airdate May 22, 2024.


This webinar covers food safety product categories and the impact of ingredients required to improve microbial stability on product acceptance. Original airdate May 21, 2024.


This webinar focuses on the principles and theory of food spoilage, within the context of how these concepts can help you better understand what to do when things go wrong (spoil) and design a product in a way to prevent spoilage in the first place. Original airdate May 8, 2024.


Check out part 1 of our on demand webinar on the integration of Artificial Intelligence (AI) in animal feed and livestock production. Original airdate May 2, 2024.


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