CASMI – The Chicago Association of Spring Manufacturers, Inc.www.casmi.org

IWMA – International Wire & Machinery Association

www.iwma.org

PMA – Precision Metalforming Association

www.metalforming.com

SME – Society of Manufacturing Engineers

www.sme.org

Spring Manufacturers Institute

www.smihg.org

Springs, an Online Magazine

ezmag.documation.com/SpringsMagazine/

TMA – Tooling and Manufacturing Association

www.tmanet.com

WCSMA – West Coast Spring Manufacturers Association

www.wcsma.us

Spring Industry Manufacturing and Fabrication Videos