The Mechanical Service Contractors of America (MSCA), a subsidiary of MCAA, is the leading national resource for HVACR and plumbing service contractors specializing in service, maintenance, and repair of building and plumbing systems.
MSCA provides education, advocacy, and best practices to help contractors deliver quality, value, and expertise while strengthening performance and profitability across the mechanical service industry.
LEADERSHIP
David S. Geith
Michael O. McHenry
Al May
Adam Wallenstein
LATEST NEWS
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MCAA Government Affairs Update for the Week of March 9, 2026: The Latest Developments Impacting Our Industry
As part of its ongoing commitment to protecting your livelihood and setting the stage for a bright future, MCAA has secured the services of Longbow Public Policy Group to advise our MCAA Government Affairs Committee (GAC). GAC Chair, Jim Gaffney will be passing along information relative to our industry on a regular basis.
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Virginia Tech Testing Shows Type II Helmets Provide Stronger Protection
Why do some helmets reduce the risk of skull fractures by as much as 75 percent? The answer comes down to how they are tested.
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Contractor Members – Unlock New Business Opportunities at the Annual MCAA Converge
Unlock new business opportunities, discover breakthrough innovations, have high-level executive discussions and refine your business strategy at the Annual MCAA Converge. More than just a meeting, MCAA Converge offers a carefully curated experience tailored to meet the specific needs of your company.
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Resource Highlight: MCAA’s Project Manager’s Manual
Project managers ensure that work is completed on time, in accordance with contract documents, and at a profit. MCAA’s Project Manager’s Manual equips PMs with general information on project management in the construction industry, offering tips for handling day‐to‐day situations and avoiding some of the most common pitfalls. It’s just one of MCAA’s educational resources…
FEATURED RESOURCE
National Service and Maintenance Agreement
The Agreement is a nationally recognized tool that helps contractors provide quality, consistent service to their customers throughout the country and helps reclaim lost market share. The Agreement covers all work performed by service, plumbing and refrigeration contractors to keep facilities and occupied systems within those facilities operating in an efficient manner.
LATEST MSCA RESOURCES
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Join the network shaping the future of mechanical contracting and unlock resources, connections, and opportunities to grow your business.