With well over a decade of experience, Perdue Animal Nutrition develops and blends research-driven feed ingredients and animal-nutrition products for dairy and poultry producers. Its specialized team includes Ph.D. nutritionists and technical experts who translate university research into practical solutions for animal health, nutrient utilization, production efficiency, and sustainability. The company also operates ruminant and non-ruminant blending plants and supplies a backyard-poultry line through FlockLeader.
Papillon Agricultural CompanyFounded in Easton, Maryland, in 1983, Papillon Agricultural Company develops dairy feed additives and ruminant nutrition solutions for producers seeking better herd health and feed efficiency. The company is known for pioneering work in prebiotics, probiotics, bypass proteins and amino acid nutrition, pairing its products with on-farm evaluations and technical support. Papillon’s quality program includes ingredient and finished-product testing, third-party validation and more than 4,000 samples analyzed annually.EASTON, MD
Chemlock NutritionChemlock Nutrition is a father-and-son company founded in 2010 by Arun and Kris Mehan, pairing Arun’s MIT chemistry background and more than 40 years of global experience with Kris’s drive to rethink animal nutrition. From its first cobalt product, the Cincinnati company has built its work around applying chemistry from outside the feed industry to solve animal-health challenges with more consistent, affordable ingredients. Its team serves feed manufacturers and livestock producers with science-led support backed by The Chemlock Standard quality program.CINCINNATI, OH
MarSytLocally owned and operated in Elizabethtown, Pennsylvania, MarSyt has supplied animal nutrition expertise since 1966 and is especially known for its work with dairy producers. The company develops science-backed feed ingredient solutions and provides practical guidance for livestock operations, with its newer Biomonitoring+ program helping dairy farms assess mycotoxin exposure.ELIZABETHTOWN, PA
York AgYork Ag traces its roots to Dale Anderson and Arthur McAlister, who turned their regional limestone experience toward animal nutrition and began developing a calcium alternative for the egg industry in the mid-1980s. Now in its third generation under Bill Achor, the Manheim company helps feed manufacturers and livestock producers solve nutritional challenges by identifying and sourcing specialized ingredients, including its long-standing YORK CALCIUM CHIPS® product. Its work remains shaped by a practical, collaborative approach to animal well-being rather than a one-size-fits-all catalog.MANHEIM, PA