Valent BioSciences

Valent BioSciences is now part of Sumitomo Biorational Company, a global leader in biorational innovation serving the agricultural, public health, forestry, and environmental health markets. Sumitomo Biorational Company is a wholly owned subsidiary of Sumitomo Chemical Co., Ltd. It develops products through fermentation and microbiology, and its portfolio includes bioinsecticides, bionematicides, biofungicides, insect growth regulators, plant growth regulators, biostimulants, and microbials that support soil health and carbon capture. It serves growers, pest management professionals, commercial customers, and communities.

This Valent BioSciences page is no longer active. As of April 1, 2026, Valent BioSciences, Valent North America, and MGK have come together as Sumitomo Biorational Company to advance biorational science for a healthier and more sustainable world. To stay connected and receive the latest updates and company news, please visit and follow our new official page by searching Sumitomo Biorational Company.

Research is carried out at the Biorational Research Center in Libertyville, Illinois, and at an Environmental Health Division (MGK) research and development center in Brooklyn Park, Minnesota. Manufacturing facilities are located in Osage, Iowa; White City, Oregon; Brooklyn Park, Minnesota; and Chaska, Minnesota. The company reports more than 800 registrations worldwide, a presence in over 95 countries, and more than 20 sales affiliates. Valent U.S.A. markets and sells Sumitomo Biorational Company's crop protection, plant growth regulator, and botanical products in the agricultural markets of the U.S., Canada, and Mexico.