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Grain Science and Industry

Aldrich, Greg

Research Associate Professor 

Pet Food Program Coordinator

Greg Headshot

Waters 003
Manhattan, KS 66506

KSU's Pet Food Program Homepage

Area(s) of Specialization

Pet food processing, pet food nutrition

View My Curriculum Vitae (PDF)



Ph.D. Ruminant Nutrition (1995) University of Illinois: Effects of heat and chemical treatment of whole oilseeds on site of digestion of protein and lipid by cattle

M.S. Animal Sciences (1991) University of Missouri: Feed intake, diet utilization, and thermal balance of ruminants as affected by endophyte-infected tall fescue

B.S. Agriculture (1984) Kansas State University: Animal Science and Industry

Bio Brief

Dr. Aldrich is establishing a research program at K-State that focuses on characterizing nutritional impact of modern pet food processing. His efforts are intended to better describe the impact that thermal and mechanical processes have on food safety, nutrient utilization, and product shelf life. He is also helping the department construct a Pet Food Science Program for undergraduate and graduate training, and to foster new channels of teaching and exchange between the pet food industry and Kansas State. Dr. Aldrich brings to the University practical experience in the pet food industry as an active nutrition consultant. He has provided diet formulation, technical service, and new product development expertise to pet food companies and ingredient suppliers around the globe for much of the last two decades. Dr. Aldrich writes a monthly column for Petfood Industry magazine, the leading trade industry publication, on pet food and ingredient issues, has authored several text book chapters regarding pet foods and nutrition, and is a frequent speaker at industry and scientific forums.

Dr. Aldrich holds a BS in Agriculture from Kansas State University (1984), an M.S. from the University of Missouri (1991) and a Ph.D. in Nutrition from the University of Illinois (1995). He has held several industry management and technical positions with Co-op Feeds, the Iams Company, Kemin Industries, Inc., and Menu Foods Ltd. He is a member of the American Society of Animal Science, American Society for Nutrition, and the American Academy of Veterinary Nutrition. Greg and his wife Susan Aldrich, PhD live in Manhattan, Kansas and have two grown children (Zachary and Jessica), two dogs (Scout and Brodie), and two cats (Riley and Gracie).

Kansas State University, Manhattan, KS

Research Associate Professor & Pet Food Program Coordinator, 2012-Present

Faculty member in the Department Grain Science & Industry with two key responsibilities: 1) assisting a cross-campus team in the development of a pet food program, and 2) building a research program pertaining to the effects of food processing on nutrient retention, shelf-life and safety of pet foods.

Pet Food & Ingredient Technology, Inc., Topeka, KS

President, 2003-Present

Nutrition and technical service to pet food manufacturers and ingredient suppliers.  

Menu Foods, Ltd., Toronto, ON

Vice President, Product Development, 2002-2003

Kemin Industries, Inc., Des Moines, IA

Director, Research & Development, 2000-2002

The Iams Company, Dayton, OH (acquired by Procter & Gamble in 1999)

Manager, New Technology Development, 1998-2000

Research Nutritionist, Nutritional Development Research, 1995-1998

University of Illinois at Urbana-Champaign, Urbana, IL

Graduate Research Assistant and Ph.D. Candidate, 1990-1995

University of Missouri-Columbia, Columbia, MO

Graduate Research Assistant and M.S. Candidate, 1988-1990

Garden City Co-op, Inc., Garden City, KS

Sales and Nutrition Manager, 1987-1988

Feed Fieldman, 1985-1987

Farmer & Rancher, Garfield, KS 1983-1985

American Society of Animal Science: Professional Member

   -Companion Animal Program Committee: Standing Member

   -Chairman 2006-2007, Vice-Chairman 2005-2006, Member 2004-2005

American Society of Nutrition

American Academy of Veterinary Nutrition

Fats and Proteins Research Foundation: Research Committee Member

Institute of Food Technologists – Professional Member

International Association for Food Protection – Member 2018

American Association of Cereal Chemists International – Member 2018

   -Pet and Animal Food Planning Committee Chair (2018-present)

Graduate Field Memberships:

Member Grain Science Graduate Program Committee; 2016

Certified Member of Grain Science Graduate Faculty, Kansas State University, 2015-Present

Member of Grain Science Graduate Faculty, Kansas State University, 2012-Present

Research Supervision (Masters and PhD students supervised; current and past):

Amanda Dainton; PhD student, Fall 2018 - Present

Heather Acuff; PhD student, Summer 2018 - Present

Janak Dhakal; PhD, Post-Doctoral Fellow, Food Microbiology, Oct 2017 - Present

Aiswariya Deliephan; PhD Student, Spring 2018 - Present

Julia Guazzelli Pezzali; M.S. Student, Fall 2017 - Present

Morts, Megan: Ph.D. Student, Fall 2016-Present

Donadelli, Renan: Ph.D. Candidate, Spring 2015-Present

Alvarenga, Isabella: M.S., Spring 2016; Ph.D. Candidate Fall 2016-Present

Smith, Spencer: M.S., Fall 2018-Employed by Hill’s Pet Nutrition, Inc.

Molnar, Lydia: M.S. Spring 2017; Employed by Merrick Pet Foods (A Nestle-Purina Company)

Jeffrey, Andrea: M.S., Spring 2016; Employed by Simmons Pet Food, Inc.

DeNoya, Shelby: M.S., Fall 2015; Employed by Purina-LOL, Inc.

Gray, Morgan Nicole: M.S., Fall 2015; Employed by Mars Pet Care, Inc.

Mooney, Alaina: M.S., Spring 2016; Employed by Lortscher Animal Nutrition, Inc.

Simmons, Analena: M.S., Fall 2015; Employed by Hill’s Pet Nutrition, Inc.

Graduate thesis committee member:

David Gomez Baquero (MS, 2018)

ShiWei Li (MS, 2018)

Han Li (MS, 2017)

Seitz, Dan (MS, pending)

Di Donfrancesco, Brizio (PhD, 2016)

Morts, Megan (MS, 2015)

Gibson, Michael (MS, 2015)

Graham, Nichole (MS, 2015)

Undergraduate Research Advisor/Mentor:

Lopez, Luis*  

Goods, Erryn

Booth, Natalie

Valerio, Dayanna 

Silva, Ingrid*

Stone, Debra

Smith, Spencer

Dainton, Amanda

Rokey, Jordan

Doyle, Molly

Mathe, Sarah

 * Developing Scholars Program