ProLon is a private company established in 1999, focused on the development of advanced technologies in ventilation control, with a head office in Laval, Quebec.

ProLon is a leading manufacturer of HVAC control systems designed specifically for zoning systems in commercial applications. ProLon provides efficient solutions to HVAC contactors in North America and around the world at a very competitive cost. ProLon offers its solutions through its network of North American distributors to commercial contractors. ProLon has a team consisting of the industry's best professionals. ProLon aims to develop efficient systems and reliable products that meet the expectations of an increasingly demanding market.

With over 2000 completed projects to date, ProLon's team offers a zoning system that will suit you as well as your commercial projects.


ProLon is a commercial/high-end residential HVAC zoning system designed specifically for retrofit and modern day rooftops and other air handling units along with their VAV zones. ProLon’s controllers are perfect for light to mid-sized commercial buildings, allowing you to group and prioritize zones to achieve the optimal performances and comfort from your equipment. ProLon products allow easy to use remote access that lets you outlook and manage your system from anywhere through a simple internet connection.

ProLon Focus is our FREE proprietary software, which lets you visualize and configure your entire zoning system in a user-friendly environment. No fees, no yearly licenses, no hassle. Also, Prolonlive is the new free web service allowing web access to any ProLon system using a smartphone or a tablet.

ProLon remains simple to use for both installer and user. The accessible yet powerful management capabilities coupled with advanced control sequences allows ProLon to fill the gap between entry-level zoning panels and full-fledged building automation systems (DDC)..