My Guy Heating and Air is a trusted HVAC company serving homeowners and businesses in Longmont, CO. We specialize in heating and air conditioning installation, repair, and maintenance, delivering reliable comfort solutions year-round. From furnace repairs and AC replacements to seasonal tune-ups and energy-efficient upgrades, our skilled technicians focus on honest service, quality workmanship, and customer satisfaction. When you need dependable HVAC service done right the first time, My Guy Heating and Air is the local team you can count on. Contact us today to schedule all types of Heating and Cooling services in Longmont, CO.

KJ Thomas Mechanical, is a Colorado (CO) Heating, Cooling, Air Conditioning, Boiler, Heat Pump, Ductless Mini-Split, Fireplace, Water Heater, and Furnace repair, service, replacement, and maintenance Company located in Boulder County. KJ Thomas Mechanical employs only the best technician for air conditioner repair, furnace repair, and heat pump repair as well as all air conditioner replacement, furnace replacement, and boiler replacement.