Welcome to the official Web site of United Association HVAC and Refrigeration Pipefitters Local Union 787. Local Union 787 represents over 3500 members throughout the Province of Ontario. The work they perform is in the air conditioning, refrigeration and mechanical systems industry. This includes ICI construction, residential construction and the service & maintenance sectors.

Our work covers installation, retrofit, service, maintenance and repair of all aspects of comfort cooling and heating, as well as process cooling, ammonia, glycol systems for cold storage and ice rinks, pharmaceutical plants, supermarket refrigeration, facility management, building automation and controls, plus many others.

On April 14, 1951, Local Union 787 was issued a charter from the United Association of Journeymen and Apprentices of the Plumbing and Pipefitting Industry of the United States and Canada. Our jurisdiction encompasses the province of Ontario.

We have two hundred and eighty five (285) contractors signatory to our collective bargaining agreements. Our journey person and apprenticeship training school is one of the finest in the United Association. This site has been designed to serve as a resource, an information station and a destination for anyone with an interest in the HVACR industry. We will add content continuously, and we provide links to other sites of special interest as well as our sister UA locals.

Please feel free to browse our web site and check out our links. We welcome applications to our Local Union and training facility year round. We have the best trained crafts people in the air conditioning, refrigeration, and mechanical industry in North America and we strive to do it right the first time.

    I hope you enjoy your visit with us, and I hope you'll stop back often. If you have a comment or suggestion for us, please feel free to contact me. I'll post some of the comments here on the site. We'd love to hear from you.

     Andrew Tarr

     Business Manager