About Mammoth

Custom HVAC Equipment

Mammoth has been manufacturing custom HVAC equipment since 1935 – and Mammoth always has an eye to providing exactly the right custom HVAC equipment to meet the needs of customers. Mammoth, headquartered in Chaska, Minnesota, sells custom HVAC equipment around the world. Most of Mammoth’s products are sold through experienced local representative firms. These are companies that have sales and service expertise in each local market.

Mammoth is a CES Group™ company. This affiliation extends Mammoth’s marketing research and provides us with a wealth of additional engineering and application expertise. Our goal at Mammoth is to offer high quality custom HVAC equipment and systems through our trained representatives, to meet the needs of each customer.