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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:



November 4, 2022  Eurofins is excited to announce Dr. John Scanga has joined Eurofins as the Chief Scientific Officer for our North American Meat Division.
Keywords: News Meat


This method tests for all of the specific illegal adulterants that Amazon requires of its sellers of Sports Nutrition (Body Building) supplements.


Read this article from the Wisconsin State Journal about how Eurofins Food Chemistry Testing Madison is helping to reduce the infant formula shortage.
Keywords: News


August 5, 2022, Eurofins Craft Technologies’ newly validated phenolic method will initially offer 16 analytes and will continue to expand based on market demands. The new offering covers the following hydroxybenzoic, cinnamic, and hydroxycinnamic acids. Read the full press release to learn more.


A new study published in JAMA Ophthalmology has found that lutein and zeaxanthin may be better alternatives to beta-carotene for supporting those inflicted with Age-Related Eye Disease (AREDS). This additional information may mean more lutein and zeaxanthin supplements on the market and more testing needed to verify suppliers.


Eurofins Animal Health Testing is pleased to announce relocation of its 21 CFR part 225/226-compliant cGMP and 21 CFR Part 58-compliant GLP testing laboratory from its legacy facility at 671 S. Meridian Rd, Greenfield, Indiana  to a new, state-of-the-art 11,000 square-foot laboratory at 9550 Zionsville Rd., Suite 9, Indianapolis, Indiana, 46268.


Eurofins SFA is excited to now offer a new FD&C Dye Screen. The FDA approved nine artificial dye molecules for use in foods, drugs, and cosmetics (with some limitations), in addition to a variety of naturally sourced colorants.


Eurofins SFA is excited to offer a new IgG protein analysis that provides improved sensitivity, better accuracy, and faster turnaround time relative to ELISA or alternative techniques offered.  The analysis is performed according to AOAC 2010.01.


January 20, 2022, The Eurofins Microbiology Laboratory network is proud to offer a new approach to risk identification and management, Enteric Pathogen Risk Indicator (EPRI™) testing. This unique screening tool provides a rapid option to screen for Shiga toxigenic E. coli (STEC) and Salmonella in one PCR assay.
Keywords: News


Eurofins Food Chemistry Testing (Madison, WI) is excited to announce it is the first testing laboratory certified by the Colorado Department of Public Health and Environment (CDPHE) to conduct hemp compliance testing for manufactured industrial hemp products for all seven of the CDPHE certification categories.


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