Established in 1914, Peterson Spring is one of the largest, privately held spring manufacturers in North America. Its product line includes engine valve springs, rings, multiform clips, wire forms, hose clamps, stampings and a range of patented/special components. The company maintains several manufacturing plants in Canada, Mexico and England and serves the automotive, aerospace and agricultural industries, as well as home appliances. Peterson Spring provides a variety of engineering, testing, kitting and packaging services. Additionally, the company offers glass beading, striping, assembling, and painting and special finishing services. Peterson Spring is a part of Peterson American Corporation, which is a member of the Spring Manufacturers Institute (SMI).