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About MSCA

Since 1975, the Mechanical Service Contractors of America has provided large and small heating, ventilation, air conditioning, and refrigeration service contractors with management and marketing tools, training and education programs, and government and labor relations. MSCA has more than 1,400 contractor members and is a subsidiary of the Mechanical Contractors Association of America.

MSCA provides its members with a variety of educational materials and events uniquely tailored to the needs of the mechanical service contractor. This includes:
  • An annual educational conference
  • Regional seminars and training for service managers, sales personnel, dispatchers and more
  • Printed and electronic publications, including labor estimating guide, basics of service management, hazardous materials transportation guide and others
  • A comprehensive group of safety programs and training materials

For more Educational information, click here.

Labor/Management Partnership
MSCA's strong partnership with the United Association (UA) provides members with numerous mutually beneficial labor/management initiatives that promote a positive working relationship. MSCA and the UA work together to provide:
  • The National Service and Maintenance Agreement
  • Schedule "A" addendums for local and regional requirements
  • UA STAR certification exam
  • Recruitment of technicians

For more Labor Management information, click here.

Government Relations

MSCA is continually in front of key national issues affecting the HVACR industry and works to provide members with the support and resources necessary to stay in compliance. MSCA represents its contractor members on governmental, legal and legislative issues and keeps members informed on key developments that affect their business.


MSCA and the UA's joint service technician recruitment program features a turn-key kit of marketing materials to build awareness for the industry and the benefits of becoming a union technician.

For more information about technician recruitment, click here.


MSCA engages in a number of initiatives that elevate the awareness of its members and helps members market themselves to customers. In addition, MSCA and its members are actively involved in a number of community outreach programs, including the Project Home Again® missing child program and the Project Heat's On residential heating assistance program for the elderly and handicapped.

For more information about marketing, click here.

For more information about the MSCA, click here.

For more information about the MCAA, click here.

For more information about the UA, click here.

Environmental Leadership
MSCA is committed to providing environmental leadership in sustainable mechanical service. That's why we've introduced our new GreenSTAR qualification program - an exclusive designation available to contractors who have shown an exceptional commitment to environmental stewardship and providing energy-saving services to their customers.

For more information about MSCA GreenSTAR, click here.

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