Become an Associate Member
WPMCA Associate Members: Any person, firm or corporation, engaged in selling products or providing services to Wisconsin petroleum marketers is welcome to become an Associate Member of the WPMCA, Inc. This does not include anyone who would qualify as a petroleum marketer (who must join as "Regular" members).

Become a Regular Member
WPMCA Regular Members: Any person, firm or corporation who markets petroleum products in Wisconsin and purchases petroleum wholesale, owning and/or operating facilities whose operation is of an independent nature unaffiliated with a petroleum refiner.