National Associations

ACCA Conference & Expo

Air Conditioning Contractors of America

6.2 - Good

The only annual national conference exclusively for HVACR contractors with sessions on operations, pricing, leadership, and growth alongside an expo floor.

ACCA Contractor Education

Air Conditioning Contractors of America

6.8 - Good

The definitive national authority providing legislative advocacy, widely accepted technical standards (Manual J/S/D), and top-tier peer benchmarking.

ACCA — Air Conditioning Contractors of America

Air Conditioning Contractors of America

7.0 - Excellent

The only national trade association exclusively for HVACR contractors providing advocacy, quality standards (ACCA manuals), and an annual technical conference.

ASHRAE Learning Institute

ASHRAE

7.0 - Excellent

Delivers peer-reviewed, engineering-grade instruction on system design, decarbonization, and standards compliance (e.g., Standard 62.1).

IHACI (Institute of Heating and Air Conditioning Industries)

IHACI

3.9 - Fair

HVAC membership organization with peer groups matching contractors at similar revenue levels for monthly Zoom meetings with industry leaders.

MCAA — Mechanical Contractors Association of America

Mechanical Contractors Association of America

5.9 - Good

The Institute for Project Management covers mechanical PM, bidding, estimating, and contract administration in a rigorous two-week intensive program.

Mechanical Contractors Association of Canada (MCAC)

Mechanical Contractors Association of Canada

5.5 - Good

The unified voice for Canada's mechanical contracting industry focusing on industrial, commercial, and institutional advocacy and leadership development.

PHCC Business Development

PHCC—National Association

5.5 - Good

Focuses heavily on the mechanical/plumbing intersection, offering vast educational resources, leadership development, and federal-level contractor advocacy.

PHCC CONNECT Conference

PHCC—National Association

5.8 - Good

Annual gathering of PHCC's plumbing and HVACR contractor community with 20+ education sessions, a Product & Technology Showcase, and peer roundtables.

PHCC — Plumbing-Heating-Cooling Contractors Association

PHCC—National Association

5.9 - Good

PHCC Academy offers contractor-built, role-based education from apprentice through owner, plus the annual CONNECT Conference combining education and networking.

RSES — Refrigeration Service Engineers Society

Refrigeration Service Engineers Society

6.2 - Good

Technical-first association combining HVACR service certification with the first industry Hydrocarbon Training Program and chapter-based peer community.

SMACNA Contractor Programs

Sheet Metal and Air Conditioning Contractors' National Association

5.8 - Good

The premier association specifically for signatory sheet metal and commercial HVAC contractors, driving industrial quality and fabrication excellence.

SMACNA — Sheet Metal & Air Conditioning Contractors National Association

Sheet Metal and Air Conditioning Contractors' National Association

5.7 - Good

Serves signatory sheet metal and mechanical contractors with a Business Management University program for future company owners and succession training.