Schweitzer Engineering Laboratories, Inc. (SEL) designs, manufactures, and supports products and services ranging from generator and transmission protection to distribution automation and control systems. Founded in 1982 by Edmund O. Schweitzer III, SEL is headquartered in Pullman, Washington, and has operations in over 80 countries. SEL's products and services are used by utilities, industrial companies, and transportation systems to ensure the safe and reliable operation of their power systems. SEL is known for its innovative solutions and commitment to customer service, and has won numerous awards for its products and workplace culture.