Product Development Team


Team Lead: Jeff Grogg

  • Has 18 years CPG new products and innovation experience from Kellogg mainline brands and Kashi market growth
  • Owned and operated a co-manufacturer and five other successful businesses
  • Serves on several food industry company advisory boards
  • Holds a food science degree from Purdue University

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Jennifer Mancuso

  • Has more than a decade of product innovator experience at ConAgra Foods, General Mills and Kellogg Company
  • Holds a Ph.D. in food science from the University of Massachusetts, Amherst


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Sal Parco

  • Has more than 20 years CPG product development experience from benchtop to start-up at Kellogg Company, ConAgra, General Mills and Malt-O-Meal
  • Spent 2 years in food ingredient sales
  • Holds a Master’s Degree in Food Science from Brigham Young University, Provo, UT


Margie Jusick

Margie Jusick

  • Has over a decade of food product development experience with additional training in advanced innovation at Kellogg Company
  • Holds a B.S. in analytical chemistry and cellular biology


Chuck Rainier

  • Has nearly three decades of bench top to commercialization experience working with grain-based bakery and cereal products
  • Was a process leader at Kellogg Company working in the technologies of flaking, extrusion, shredding, coating and more


Karen Watson

  • Was a cereal, bar, breakfast biscuit and functional food grain-based food product developer for Post Foods & Ralston Foods
  • Holds a B.S. in food science from Michigan State University



Jon Biron

  • Has product development experience in beverages and shelf-stable grain-based foods from Kellogg Company, Ralcorp Holdings, Nestle and most recently as R&D Manager at Guayaki Sustainable Rainforest Products, Inc.
  • Holds a B.S. in Biosystems Engineering with a Food Engineering emphasis and a M.S. in Business Analytics from the University of Michigan


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Katie Kastman

  • Has more than a decade of experience in food engineering and research and development from Kraft Foods where she managed refrigerated meal kits and meat analogs projects
  • Holds a B.S. degree in Chemical Engineering from the University of Wisconsin – Madison


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George Squire

  • Has over 25 years of experience developing and commercializing new products for iconic food brands like Post, Kraft, Kellogg, Lender’s Bagels, Mrs. Field’s and Hostess
  • Holds a B.S in Food Science from Michigan State University, a M.S. in Food Science from Colorado State University and two U.S. Patents
  • Leads JPGR’s technical and beverage product development projects


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Amy Usiak

  • Senior R&D manager and leader for more than two decades at Post/Kraft Foods
  • Holds a B.S. from Michigan State University in food science and master’s in food science and horticulture from Cornell University
  • Leads JPGR’s innovation product development projects