Founded more than 100 years ago, the Humphrey's innovations date back to the commercialization of gaslight products in 1901. Today, Humphrey is recognized as a leading producer of pneumatic products, serving organizations worldwide. Humphrey's expertise in a wide range of industries is based on technologies proven in Humphrey's standard products, enabling us to create truly customized solutions for unique commercial and industrial applications. Headquartered in Kalamazoo, Michigan, Humphrey have an experienced staff of more than 200 associates to serve you in locations throughout the United States and Canada. Humphrey also have a long-standing alliance with Japan-based Koganei Corporation, one of the largest pneumatic companies in the world.