Featured Resources

Change Orders, Productivity, Overtime—A Primer for the Construction Industry

This planning tool helps you determine the costs associated with unplanned events, circumstances and factors that may impact the outcome, productivity and schedule of construction projects. New for 2024: a chapter exploring the factors that contribute to BIM cost and time overruns.

Safety Video Icon

Mental Health Awareness & Suicide Prevention Video

Our newest safety and health video highlights the success story of an industry veteran, with appearances from MCAA’s president Robert Beck, the UA’s Jen Massey, industry expert Dr. Sally Spencer Thomas, and MCAA member Ricky Reams.

WebLEM

WebLEM is the industry’s most reliable authority for comprehensive labor units for typical project tasks. Quickly search for and retrieve information. WebLEM is reviewed and updated to reflect the latest products and joining methods. You will need your MCAA.org username and password to log in to WebLEM. For WebLEM access questions, please refer to the WebLEM Access FAQs page.

National Service and Maintenance Agreement

The National Service and Maintenance Agreement is an agreement negotiated and administered by the United Association of Journeymen and Apprentices of the Plumbing and Pipefitting Industry (UA) and the Mechanical Service Contractors of America (MSCA) and is a signed contract between the UA and individual mechanical service contracting firms who apply and qualify. 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.

Of Interest

The Manufacturer/Supplier Training area of MCAA’s website connects our contractor members with training opportunities available from the members of MCAA’s Manufacturer/Supplier Council.

For 15 years, MSCA has proudly partnered with Convoy of Hope, coming together as a community to make a difference. Since our collaboration began, MSCA members have contributed over $750,000 in food, goods, labor, and financial support to this incredible organization. Join us at MSCA25 as we celebrate our partnership by giving back, and read on to learn how you can donate to our efforts.

MCAA hosted its first Field Leaders Conference of 2025 from May 12-14 in Washington, DC. With over 140 registrants, the event provided an engaging and impactful experience for emerging leaders in the mechanical contracting industry. MCAA’s next Field Leaders Conference will take place in Toronto, ON from September 15-17. Registration will open May 27, 2025.

MCAA’s Virtual Trade Show connects our contractor members with the members of MCAA’s Manufacturer/Supplier Council.

By swapping out Excel spreadsheets for MSUITE software across multiple fabrication shops, McCarl’s Industrial and Mechanical Contractors now has real-time visibility into their workflow, not the two-to-three-day lag time. Adopting a fully digital platform has optimized workflows and increased operational efficiency.

Bruno is a Mechanical Engineering student at Fairleigh Dickinson University and graduating in May.  He is an active member of his student chapter, served as President, Vice President, and Recruitment Chair, and interned at MCAA Member, Mid-Atlantic Mechanical.  Post-graduation, Bruno will be continuing on at Mid-Atlantic as a full-time Project Engineer.

Internship season is officially here and fall student chapter recruitment plans will quickly follow. MCAA has two resources currently available to help secure a pool of qualified future employees.

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.

Working at heights continues to be one of the most dangerous parts of construction and service. Each year falls are the leading cause of workplace fatalities and fall protection is the most cited OSHA violation. MCAA’s Working at Heights resources, which include training on Aerial Lift Safety, Fall Prevention and Protection, Ladder Safety, and Scaffold Safety, help keep workers safe, while model programs on fall protection and fall rescue simplify OSHA compliance. These are just a few of MCAA’s educational resources that are free to MCAA members as a benefit of membership.

The National Renewable Energy Laboratory (NREL) is surveying HVAC industry professionals to gather insights on current practices, methodologies, and challenges related to sizing and selecting residential heat pumps, with a focus on building integration, distribution systems, and envelope upgrades. NREL is asking mechanical service contractors to weigh in and help them identify industry trends and opportunities for improving heat pump design and installation practices by completing a brief survey by May 30, 2025.

We are pleased to announce that registration is now open for the AEC Best Practices Conference, taking place Sunday, July 27 – Wednesday, July 30, 2025, at The Westin Copley Place in Boston, MA.
This premier annual event brings together MCAA’s Association Executive Directors and Senior Staff for three half-days of high-impact education, collaboration, and networking. The AEC Best Practices Conference is designed specifically for our industry’s association leaders, offering practical sessions on non-profit operations, legal and financial topics, member engagement strategies and overall industry teachings.

The MSCA25 Education Conference, Transform, is set to take place November 9–12 in stunning Scottsdale, AZ, and registration is opening soon. As we prepare to welcome you to the mechanical service industry’s premier educational event – featuring inspiring speakers, relevant education sessions, and insightful peer-to-peer discussions and networking – we want to take a moment to celebrate the heart of our industry: our Everyday Heroes.

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Upcoming Events
June 16 – 18, 2025
2025 WiMI Conference
Kansas City, MO
  • MCAA
  • MSCA
  • PCA
  • Meeting
June 23 – 25, 2025
2025 Converge
Minneapolis, MN
  • MCAA
  • MSCA
  • PCA
  • Meeting
July 27 – 30, 2025
  • MCAA
  • Meeting
September 7 – 10, 2025
ALI Course 25, Week 1
Chapel Hill, NC
  • MCAA
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  • PCA
  • Training program
September 8 – 10, 2025
  • MCAA
  • MSCA
  • PCA
  • Meeting
  • Training program
September 15 – 17, 2025
  • MCAA
  • MSCA
  • PCA
  • Meeting
September 21 – 25, 2025
  • MCAA
  • Training program
September 22 – 26, 2025
  • MCAA
  • Training program
September 25 – November 13, 2025
  • MCAA
  • MSCA
  • PCA
  • Online Course
September 28 – October 2, 2025
  • MCAA
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  • PCA
  • Training program
September 29 – October 2, 2025
  • MCAA
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  • Training program
September 30 – November 18, 2025
  • MCAA
  • MSCA
  • PCA
  • Online Course
October 1 – 3, 2025
  • MCAA
  • MSCA
  • PCA
  • Training program
October 1 – 3, 2025
  • MCAA
  • MSCA
  • PCA
  • Training program
October 1 – 3, 2025
  • MCAA
  • MSCA
  • PCA
  • Training program
October 5 – 7, 2025
  • MCAA
  • MSCA
  • PCA
  • Meeting
October 7 – 9, 2025
  • MCAA
  • MSCA
  • PCA
  • Meeting
October 9 – 11, 2025
2025 MCAA GreatFutures Forum
Salt Lake City, UT
  • JRGF
  • MCAA
  • MSCA
  • PCA
  • Meeting
October 12 – 16, 2025
  • MCAA
  • Training program
October 13 – 17, 2025
  • MCAA
  • Training program
November 2 – 6, 2025
ALI Course 25, Week 2
Chapel Hill, NC
  • MCAA
  • MSCA
  • PCA
  • Training program
November 9 – 12, 2025
  • MCAA
  • MSCA
  • PCA
  • Meeting
December 3 – 5, 2025
2025 Industry Funds Conference
Longboat Key, Florida
  • MCAA
  • MSCA
  • PCA
  • Meeting
January 12 – 14, 2026
  • MCAA
  • MSCA
  • NCPWB
  • PCA
  • Meeting
January 18 – 22, 2026
  • MCAA
  • Training program
January 19 – 23, 2026
  • MCAA
  • Training program
January 25 – 30, 2026
  • MCAA
  • Training program
January 26 – 28, 2026
  • MCAA
  • MSCA
  • PCA
  • Meeting
March 15 – 19, 2026
  • JRGF
  • MCAA
  • MSCA
  • PCA
  • Meeting
April 15 – 17, 2026
  • MCAA
  • MSCA
  • PCA
  • Meeting
April 26 – 28, 2026
  • MCAA
  • NCPWB
  • Meeting
June 8 – 10, 2026
2026 WiMI Conference
Coronado, CA
  • MCAA
  • MSCA
  • PCA
  • Meeting
July 26 – 29, 2026
  • MCAA
  • Meeting
September 16 – 18, 2026
  • MCAA
  • MSCA
  • PCA
  • Meeting
September 24 – 26, 2026
  • JRGF
  • MCAA
  • MSCA
  • PCA
  • Meeting
September 27 – 30, 2026
ALI Course 26, Week 1
Chapel Hill, NC
  • MCAA
  • MSCA
  • PCA
  • Training program
November 8 – 11, 2026
  • MCAA
  • MSCA
  • PCA
  • Meeting
November 15 – 19, 2026
ALI Course 26, Week 2
Chapel Hill, NC
  • MCAA
  • MSCA
  • PCA
  • Training program
March 7 – 11, 2027
  • JRGF
  • MCAA
  • MSCA
  • PCA
  • Meeting
April 5 – 7, 2027
  • MCAA
  • MSCA
  • PCA
  • Meeting
April 25 – 27, 2027
  • MCAA
  • NCPWB
  • Meeting
September 15 – 17, 2027
  • MCAA
  • MSCA
  • PCA
  • Meeting
September 30 – October 2, 2027
  • JRGF
  • MCAA
  • MSCA
  • PCA
  • Meeting
October 10 – 13, 2027
  • MCAA
  • MSCA
  • PCA
  • Meeting
March 19 – 23, 2028
  • JRGF
  • MCAA
  • MSCA
  • PCA
  • Meeting
November 5 – 8, 2028
  • MCAA
  • MSCA
  • PCA
  • Meeting
March 18 – 22, 2029
  • JRGF
  • MCAA
  • MSCA
  • PCA
  • Meeting
October 21 – 24, 2029
  • MCAA
  • MSCA
  • PCA
  • Meeting
November 3 – 6, 2030
  • MCAA
  • MSCA
  • PCA
  • Meeting

View Full Calendar

Featured Events
June 16 – 18, 2025

The annual WiMI conference will feature exceptional speakers, interactive educational sessions, industry related roundtables and opportunities to build lasting relationships with fellow women in the mechanical industry.

September 7 – 10, 2025

For over two decades, MCAA’s Advanced Leadership Institute (ALI) has been helping to develop the executive leadership of MCAA members. The ALI is about developing the talents and business networks of leaders in the mechanical contracting industry.