Specialty Equipment Market Association (SEMA) of the automobile aftermarket was formed in 1963 by Roy Richter, Ed Iskenderian, Els Lohn, Willie Garner, Bob Hedman, Robert E. Wyman, John Bartlett, , 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.