Specialty Equipment Market Association (
SEMA) of the
automobile aftermarket was formed in 1963 by
Roy Richter, Willie Garner, Bob Hedman, Robert E. Wyman, John Bartlett, Phil Weiand, Jr., Al Segal,
Dean Moon, and
Vic Edelbrock, Jr. and now consists of 6,383 companies worldwide, bringing together aftermarket manufacturers,
original equipment manufacturers (OEM), media, car dealers, specialty equipment distributors, installers, retailers and restoration specialists.