The Washington, Maryland, Delaware Service Station and Automotive Repair Association, (WMDA) was established in 1937 as a trade association serving independent business men and women of service stations, repair facilities, convenience stores, and other related businesses. 

If you have a business in the automotive aftermarket, WMDA/CAR is for you! Membership provides you with the opportunity to meet others in the industry that have similar objectives and concerns. WMDA/CAR allows you to take full advantage of - endorsed programs, benefits, and services (described in Benefits of Membership). WMDA/CAR never sleeps; we are always aggressively looking for additional and improved ways to serve you. Make an important investment in your business future! It is one of the best business decisions you will ever make.

The Association offers members advantages by developing and delivering Endorsed Programs designed to enhance profits and reduce costs; automotive and management educational training programs throughout the year for owners, managers, and technicians; it offers a legislative voice on a local and national level to protect issues affecting the automotive industry.

Available Membership Options:

WMDA/CAR offers the following categories of membership to suit your needs.

  • WMDA
  • CAR
  • Associate


WMDA Membership

Definition of Membership: Owners or operators of service stations, convenience stores and service stations with bays. For a PDF version of WMDA Membership application, click here.  or Join Online

CAR Membership

Definition of Membership: Independent automotive repair shops and tire dealers. For a PDF version of CAR Membership application, click here or Join Online

Associate Membership

Definition of Membership: Suppliers who provide products and/or services to the Automotive Industry.

WMDA/CAR Members rely on Associate Members for their business needs. Learn how a WMDA/CAR Associate Membership will benefit your business by clicking here.   Join Today