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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 case study learn more about how the unique Eurofins ExpressMicro service molded to meet the needs and became the preferred solution, saving both time and money for a leading food producer.


A major manufacturer of vitamins and nutritional supplements was preparing to release a hair, skin and nails product. They tested the product’s Vitamin D levels both internally and with Eurofins.


This Eurofins SFA case study highlights their investigative capabilities and work with legal and insurance claims. Here they take you on a guided case study, where they investigate an allergen claim originating in a restaurant.


Eurofins SFA or Eurofins SF Analytical offers a wide range of food testing services. This case study highlights their Special Projects and Investigative capabilities as they take you on a guided case study, where they investigate a mysterious white residue on dog treats. Follow them every step of the way to learn how they solved this mystery!


Food Safety – Packaging Concerns – Opening Up a Can of …Well You Know. Learn about packing concerns from this case study performed by Eurofins SFA.


Eurofins SF Analytical utilizes scanning electron microscopy (SEM) to solve contamination mysteries for two high-profile food manufacturers.


Eurofins SFA investigates an interesting find in a customer's asparagus product.


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https://www.eurofinsus.com/food-testing