


Winamac Coil Spring, Inc is proudly owned and operated by generational descendants of our original founder. Our mission is to ensure premium...
Winamac Coil Spring, Inc. is an innovative family owned business founded in 1948 by Walter Pesaresi. The hard work and commitment to customer satisfaction of our founder are the cornerstone of company success today as a leading manufacturer of compression, extension and torsion springs. We have also added wireforms to our product offering. The company is led today by second and third generation descendants of Walter Pesaresi who proudly carry on the same dedication to our customers.
Winamac Coil Spring, Inc. has been selected as sole or primary source by many of our customers. Several reasons for this honor are dedication to customers, total quality commitment, broad manufacturing capability with wire sizes ranging from .008" to .625", state of the art coiling and secondary equipment, excellent technical support and most importantly, because of our greatest asset, our empowered, well-trained and highly motivated employees.
Our springs are found in a variety of products such as agricultural equipment, household applicances, lawn and garden products, railroad equipment, offroad recreational vehicles, and other inducstrial applications. Behind each spring is the Winamac Coil Spring, Inc. tradition of unmatched quality and customer service built over decades of commitment to our customers, regardless of company or order size.





Compression springs are available in wire diameters ranging from .008" to .625" with outside diameters either constant, tapered, convex or concave.

Single and double torsion springs are produced at Winamac Coil Spring on computer controlled equipment.
Winamac Coil Spring specializes in custom hook configurations fabricated to individual customer requirements.
Roll and cut threading, staking, punching and swaging of wireforms provide additional service to your design needs.