Featured Resources
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.
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.
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!
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.
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.
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 that are free to MCAA members as a benefit of membership.
Women in Construction Week is an important opportunity to celebrate and recognize the invaluable contributions of women in the construction industry. This week highlights their achievements, honors their dedication, and inspires future generations to pursue careers in the field. Today, we celebrate Ariel Sizemore. As a Foreman at Integrated Facility Services and the first female instructor appointed by Plumbers and Pipefitters Local 562, Ariel is expanding opportunity, elevating representation, and leaving a lasting impact on the industry and her community.
If plumbing service is a core part of your business—or needs to be—this is where you need to be. The PCA Plumbing Service Conference brings together forward-thinking contractors and service leaders for two and a half focused days of practical learning, real conversations, and strategies you can put to work immediately. Join us May 4 – 6, 2026, in Indianapolis, IN. Register now!
MCAA’s web-based labor estimating manual is an invaluable tool for your business. Free as a benefit of your membership.
WebLEM
Scholarships are just one way the John R. Gentille Foundation is investing in your industry’s future. Have you invested in it?
JRGF
You can make an impact on the future of your industry and your business by contributing to the MCAA Political Action Committee.
MCAA PAC
Looking for an intern? You can head to our improved student chapter website and check out the great resumes there!
MCAAGreatFutures
The year-round involvement of our manufacturer/supplier members is part of what makes MCAA special. Learn more about the Council and the value it brings to MCAA.