Zeigler
Animal Feed ManufacturingPennsylvania, United States51-200 Employees
Zeigler Bros., Inc. (ZBI) is a privately owned animal nutrition company focused on research, development, and production of specialized feeds for aquaculture, pets/zoo animals, and laboratory/biomedical applications. The firm emphasizes nutrition-based solutions and has a long history dating to 1935, with a notable shift in the late 1960s toward more advanced, specialized diets and ongoing global licensing of its technologies since the 1980s. Its manufacturing capabilities span a broad range of feed sizes and formulations, enabling tailored diets to address diverse customer needs and research requirements. ZBI collaborates with state and federal institutions and provides custom diets to support biomedical research as well as industry advancement in aquaculture nutrition, where it has established a significant presence since the 1950s.