Experts in Building Environments™

Founded in 1935, Mammoth has years of experience working with architects, engineers, contractors, and building owners to provide custom-packaged HVAC systems that are the best and most economical solution for the entire facility lifecycle.

Today the Mammoth brand is well-known in the HVAC industry for the quality, flexibility, and reliability of its custom packaged DX systems. If you are looking for optimal energy efficiency, quiet acoustic performance, and a custom footprint, or are targeting LEED® certification for your high-performance facility, we have the knowledge and expertise to integrate the packaged HVAC system to meet your requirements.

Mammoth-brand products are manufactured at our plant in St-Leonard-D’Aston, QC, located at:

200 Carter St
St-Leonard-D’Aston QC J0C 1M0
Click for directions