Repair Services Trade Associations

Aeronautical Repair Station Association (ARSA)

Global trade association for aviation maintenance and repair stations providing regulatory advocacy, compliance tools and training. Membership figure source: ARSA media kit.

https://arsa.org Membership: 400

Air Conditioning Contractors of America (ACCA)

U.S. trade group for HVACR contractors offering standards, advocacy and training to improve service and repair quality. Membership figure source: ACCA news release.

https://www.acca.org Membership: 4,000

AERA Engine Builders Association (AERA)

Association of engine builders/rebuilders that supplies technical data, training and business resources for engine machining and repair shops. Membership figure source: AERA history page.

https://aera.org Membership: 3,000

ALOA Security Professionals Association (ALOA)

North American trade association for locksmiths and physical security technicians offering certifications, education and an annual expo. Membership figure source: ALOA overview.

https://www.aloa.org Membership: 6,000

American Boat Builders & Repairers Association (ABBRA)

National member organization for boatyards and marine service/repair companies, providing business resources, training and advocacy. Membership figure source: ABBRA About/Bylaws.

https://abbra.org Membership: 250

Association for the Advancement of Medical Instrumentation (AAMI)

Nonprofit serving biomedical equipment technicians and health‑technology management professionals with standards, training and certification that support device service/repair. Membership figure source: AAMI membership page.

https://www.aami.org Membership: 11,000

Auto Care Alliance (ACA)

Alliance of state/regional groups that serves independent auto service and repair shops with benefits, education and advocacy. Membership figure source: Auto Care Alliance press info.

https://autocarealliance.org Membership: 1,200

Auto Care Association

Aftermarket trade association representing parts suppliers, distributors and service/repair shops; provides advocacy, data standards and events. Membership figure source: Auto Care Association press release.

https://www.autocare.org Membership: 3,000

Electrical Apparatus Service Association (EASA)

International association of motor repair/service firms for electric motors and rotating equipment; offers technical support, standards and training for repair shops. Membership figure source: EASA About.

https://easa.com Membership: 1,700

National Air Duct Cleaners Association (NADCA)

Trade group for HVAC system inspection, cleaning and restoration firms; sets standards and certifies practitioners to ensure quality duct cleaning/service. Membership figure source: NADCA releases.

https://nadca.com Membership: 1,500

National Association of Elevator Contractors (NAEC)

Elevator industry association of contractors and suppliers focused on service, modernization and repair; provides education and safety resources. Membership figure source: NAEC site.

https://www.naec.org Membership: 700

National Association of Fire Equipment Distributors (NAFED)

Association of companies that distribute and service fire protection equipment; offers training, technical guidance and advocacy for service providers. Membership figure source: third‑party summaries referencing NAFED.

https://www.nafed.org Membership: 1,000

National Marine Electronics Association (NMEA)

Marine electronics industry association (installers, dealers, manufacturers) that sets NMEA communication standards and trains/certifies installers for marine service/repair. Membership figure source: NMEA site.

https://www.nmea.org Membership: 1,000

National Roofing Contractors Association (NRCA)

U.S. roofing industry trade association supporting contractor service/repair operations with technical resources, safety, training and advocacy. Membership figure source: NRCA site.

https://www.nrca.net Membership: 3,600

Piano Technicians Guild (PTG)

World’s largest nonprofit for piano technicians; provides education, certification (Registered Piano Technician) and resources for tuning, repair and rebuilding. Membership figure source: PTG site.

https://www.ptg.org Membership: 3,300

Plumbing‑Heating‑Cooling Contractors—National Association (PHCC)

National association of plumbing, heating and cooling contractors across service/repair and remodeling; provides advocacy, workforce and business resources. Membership figure source: PHCC About.

https://www.phccweb.org Membership: 3,300

Pool & Hot Tub Alliance (PHTA)

Trade association for pool and hot tub builders, retailers and service technicians; offers certifications, standards and advocacy that support service/repair firms. Membership figure source: PHTA press/website.

https://www.phta.org Membership: 4,000

Restoration Industry Association (RIA)

Oldest and largest association for restoration and reconstruction contractors (water, fire, mold, contents); provides advocacy, education and credentials. Membership figure source: RIA membership page.

https://www.restorationindustry.org Membership: 1,100

Society of Collision Repair Specialists (SCRS)

Collision repairers’ association representing body shops; provides education, tools, advocacy and industry collaboration to improve repair quality and safety. Membership figure source: SCRS About.

https://scrs.com Membership: 6,000

Tire Industry Association (TIA)

International association for tire dealers and service providers; delivers technician training, safety programs and government advocacy for tire repair/service. Membership figure source: TIA site.

https://www.tireindustry.org Membership: 13,000