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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:



During this webinar, Tim Lombardo of Eurofins Food Assurance discussed the differences between food security, food safety, food fraud, and food defense. He provided a short history of FSMA and reviewed regulations for food defense and intentional adulteration protection.


It’s no secret that hemp is a fast-growing market with applications in a wide range of products from supplements to clothing. Watch this comprehensive webinar in which Eurofins experts discuss hemp testing considerations for hemp farmers and processors including genetic, microbiological, and analytical testing.


Are you a food safety, quality, design, packaging production, or risk mitigation professional? Learn the top reasons for packaged food, beverage, and ingredient failures—and what to do when faced with a crisis scenario.


With a more wellness-conscious consumer market, virgin olive oil has an opportunity to attract customers with its health-boosting properties tied to polyphenols. In our webinar, John Reuther discuses pros and cons of testing methods for polyphenol determination and introduces a new quantitative method. Then, Mary Mori of California Olive Ranch discusses California agriculture regulations regarding discharge of waste streams and effect in field.


The suspected toxicity risks of microplastics as contaminants in drinking water sources have been known for years. However, public concerns recently thrust microplastics to the forefront of the health and safety conversation. In our webinar, Dr. Mike Dziewatkoski of Eurofins SF Analytical covers the current status of microplastics testing.


Air, gas, water, and ice used in manufacturing processes must be properly maintained and regularly tested in order to ensure compliance with regulations and safety for consumers. Our webinar aims to clear the mystery surrounding these standards and regulations. Viewers will learn how to navigate the appropriate requirements while protecting their customers.


FAMI-QS is the only global Quality and Feed Safety Management System for the sector of Specialty Feed Ingredients. Our webinar aims to provide participants with the information they need regarding the requirements of the FAMI-QS Version 6.


Join our webinar speakers as they tackle one of the leading causes of recalls – the presence of undeclared food allergens!


Microbiome analysis is a method that has revolutionized the analysis of microbial communities. This webinar is an interview with experts in the field who present and discuss industry and laboratory perspectives on using microbiomes as applied to probiotic products and clinical trial samples.


Watch this webinar to learn how quality and maintenance can work together, and gain insight to demonstrate ROI to your senior management for new equipment or upgrades within your plant.


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