Featured Resources

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.

Collective Bargaining Guide and Legal Analysis

This guide provides practical information to help mechanical contractors prepare properly for bargaining, understand what to expect, avoid common pitfalls, and achieve better results. That includes being familiar with both the policy/legal context and the real, pragmatic steps of bargaining, which are presented in plain English.

MCAA Sponsorship Prospectus

Explore exclusive ways to connect with contractors, leaders, and decision-makers throughout the year. This prospectus gives you everything you need for planning the year ahead for MCAA exhibits, brand visibility, and supporting the future of our industry.

Of Interest

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.

JRGF Internship Grants are available for both Employers and Affiliated Associations for 2026 planned internships (employers) and support programs (associations). Click the corresponding link, fill out the form and apply for a grant to enhance the practical hands-on education of students interested in exploring a career in the mechanical contracting industry. Don’t delay, grant forms are due by April 1st.

At its July 18–19, 2025 meeting, the MCAA Board of Directors reviewed and advanced a series of proposed bylaws changes designed to modernize membership classifications and ensure the long‑term sustainability of Association funding. MCAA members will be voting on these changes at MCAA26.

Classes 11 and 12 of MCAA’s Foundations of Field Leadership (FFL) have completed eight weeks of introductory field leadership training. More than 120 students graduated from the classes. As FFL approaches its two-year anniversary this spring, we want to extend heartfelt gratitude to all our 500+ graduates since this program’s inception. Here’s what our newest grads had to say about their experience:

Companies need a way to familiarize new service staff with the industry equipment, processes and terminology they’re likely to encounter. MSCA’s HVACR 101 Workbook Series does just that in a series of 10 workbooks focused on the areas that are essential to job success. It’s just one of MCAA’s educational resources that are free to MCAA members as a benefit of membership.

Like a compass guiding explorers across new terrain, the WiMI Conference is designed to help attendees gain clarity about their professional direction, strengthen their sense of purpose, and build meaningful relationships with others navigating similar paths. This year’s theme — COMPASS: Charting Your Course, Connecting Your Purpose — reflects the journey many professionals take as they grow within the mechanical contracting industry. Register now to join us in Coronado as we set our direction, empower our purpose, and move forward — together.

MCAA member contractors and local affiliates are encouraged to participate in an upcoming UA organizing blitz. This is a great opportunity to share the benefits of working for a union contractor and enhance the labor/management relationship. Read on to learn more, then register for a blitz near you. Space is filling quickly!

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.

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

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.

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.

Nearly 200 students from 33 MCAA student chapters will be attending MCAA26. Those still on the hunt for a summer internship or their first post-graduation full-time position are actively scoping out MCAA’s GreatFutures Job Board. Post your job today and be sure to stop by the ‘Hire Me’ Job Fair outside the Manufacturer/Supplier Exhibit to meet with potential candidates in person!

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Featured Events
March 15 – 19, 2026

Enjoy MCAA’s premier event with an abundance of educational workshops, riveting special sessions, outstanding exhibits, and social functions that never fail to amaze and delight.

April 26 – 28, 2026

The NCPWB Technical Conference highlights the latest in welding education and technology. Discussions also address changes to codes and other technical information.