Welcome
Welcome to the Mechanical Contractors Association Hamilton Niagara!
MCAHN is an accredited bargaining agency with the Ontario Labour Relations Board and represents all Unionized Mechanical Contractors working in Hamilton, Niagara and surrounding areas.
The Mechanical Contractors Association Hamilton Niagara is a not-for-profit organization founded in 1966 to provide the following:
- Union-Management Coordination/Representation
- Joint Apprenticeship Administration
- Education Programs
- Scholarships
- Government Liaison
- Community Support
- Social/Networking Opportunities
- Conference Sponsorships

Learn more about our association:
- Information about The Mechanical Contractors Association Hamilton Niagara and how we work
- Our full membership directory for The Mechanical Contractors Association Hamilton Niagara
- Information about our Education and Scholarship and Application Form
- Industry Links to other web sites
- Information about our home at Construction House in Hamilton, Ontario Canada
Wanda M. Heimbecker Association Manager |
Anthony DeChellis 2018-19 President |
Learn Why
MCA HAMILTON NIAGARA CONTRACTORS Are 23% Safer
The results have just been released, as a 2 year study based on WSIB claims data from 45,000 construction firms, employing 1.5 million full time employees was compiled by the Institute for Work and Health's Union Safety Effect:
Unionized Contractors Are 23% Safer.
