Areas served: Boulder, CO and surrounding Boulder County
Boulder's climate demands HVAC systems that perform efficiently across significant temperature swings, from summer days exceeding 90°F to winter nights below zero. Local providers must navigate altitude-specific considerations, including reduced heating efficiency at 5,430 feet elevation and the need for properly sized equipment to handle dry air conditions. This directory covers licensed HVAC contractors serving Boulder and surrounding areas of Boulder County, evaluated on technical expertise, emergency response capabilities, and familiarity with both historic downtown properties and modern energy-efficient construction.
True Heating & Cooling is a full-service HVAC company serving the Westminster area and surrounding communities. They specialize in heating and cooling system installation, repair, and maintenance for residential properties. With extensive experience and a strong reputation for reliable service, they help homeowners maintain comfortable indoor temperatures year-round through professional diagnostics and quality workmanship.
The Weather Changers is a Denver-area HVAC contractor specializing in heating, cooling, and indoor air quality services for residential homes. They offer new system installations, repairs, maintenance, and indoor air quality solutions including humidifiers and UV lights. As a Bryant Factory Authorized Dealer with factory-trained technicians, they service all makes and models and back their work with a 100% Satisfaction Guarantee and no hidden fees.
Efficient Comfort is a family-owned and operated HVAC company serving the Denver metro area since 2007, specializing in heating, cooling, and mechanical systems for residential homes. Founded by Josh and now run alongside his siblings Joanna and Lillian, they offer comprehensive services including furnace and heat pump repair, replacement, and maintenance; air conditioning service; indoor air quality solutions; and ductless mini-split installation. As Bryant Factory Authorized Dealers, they provide free second opinions, flexible financing options starting at $140/month, and maintenance plans to protect your investment.
Roots Heating & Air is a locally owned and operated HVAC contractor in Denver serving the greater metro area with over 20 years of combined experience. They provide comprehensive heating and cooling services including furnace and AC installation, repair, replacement, maintenance, indoor air quality solutions, duct cleaning, and smart thermostat installation. The owner-operated team prioritizes honest diagnostics, transparent communication, and personalized solutions at competitive prices, with 24/7 emergency service availability year-round.
360 HVAC PRO is a full-service heating and cooling company serving the Denver metro area from their Commerce City location. They specialize in HVAC installation, repair, and maintenance for both residential and commercial properties, with a focus on energy-efficient systems and heat pump technology. The team is licensed, insured, and committed to same-day service and transparent pricing.
M and M Heating, Cooling, Plumbing and Electrical is a family-owned, full-service home contractor serving the Front Range for 28 years. They provide comprehensive HVAC (heating, cooling, heat pumps, ductwork), plumbing (repairs, drain cleaning, water heaters, sewer work), electrical (wiring, panel upgrades, EV charging), insulation, and emergency services. All technicians are NATE-certified, licensed, and insured, with a 100% satisfaction guarantee and innovative one-year test drive on new installations.
Welzig Heating, Air, Plumbing & Electric is a full-service home contractor serving Longmont and the Greater Boulder Area since 1994. They provide comprehensive HVAC services (heating, cooling, heat pumps, ductless systems), plumbing (repairs, water heaters, drain cleaning, gas lines), and electrical work (repairs, installation, EV chargers, generators). All technicians are licensed, insured, and factory-trained, with 24/7 emergency service available and financing options to fit your budget.
Save Home Heat Company is a comprehensive home services provider with over 45 years of experience serving the Denver Metro, Boulder, and Loveland areas. They specialize in HVAC (heating, cooling, heat pumps, and indoor air quality), plumbing (water heaters, leak detection, water treatment), and electrical services (panel upgrades, EV charging, lighting). Available 24/7 for emergencies, they're an A+ rated BBB member known for combining multiple trades to optimize home comfort and efficiency.
Mountain Valley Plumbing and Heating is a full-service plumbing, heating, and cooling company serving Longmont and Northern Colorado since 2007. They offer comprehensive HVAC services including furnace repair/installation, AC repair/installation, heat pumps, boiler service, and air duct cleaning, alongside complete plumbing solutions such as water heater installation, drain cleaning, sewer line repair, and leak detection. With over 50 years of combined technician experience, they pride themselves on flat-rate pricing, background-checked technicians, and same-day service availability for emergency situations.
Major Heating and Air Conditioning is a Denver-area HVAC contractor serving residential and commercial clients from their Wheat Ridge location. They specialize in heating and cooling system installation, repair, and maintenance, with expertise in heat pump technology and comprehensive duct cleaning services. Their team is fully licensed and insured, offering emergency service availability and flexible financing options to make climate control solutions accessible.
Lakeside Heating & Air Conditioning is a family-owned HVAC company serving the Denver metro area since 1989. They specialize in heating and cooling system installation, repair, and maintenance for residential and commercial properties. Known for prompt service and expert technicians, they offer 24/7 emergency repairs, preventive maintenance plans, and financing options to keep systems running efficiently year-round.
Custom Heating, Plumbing & Air Conditioning Services is a full-service HVAC and plumbing contractor serving the Aurora area. They specialize in furnace repair, air conditioning installation and maintenance, plumbing repairs, and related climate control services for residential customers. The company handles both emergency repairs and preventive maintenance to keep homes comfortable year-round.
D & A Heating and Air, LLC is a full-service HVAC company based in Lakewood, Colorado, specializing in heating, cooling, and air quality solutions for residential customers. They offer comprehensive services including system installation, repair, maintenance, and duct cleaning to keep homes comfortable year-round. With over a decade of local experience and a commitment to quality workmanship, D & A Heating and Air serves the Denver metro area with reliable, professional HVAC solutions.
Carbon Valley Heating, Air, Plumbing & Electrical is a full-service home systems contractor serving Frederick and surrounding areas. They offer comprehensive HVAC installation and repair, plumbing services, electrical work, and general contracting solutions for both residential and commercial customers. With expertise across multiple home systems, they provide one-stop convenience for heating, cooling, water, and electrical needs.
Comfort Zone Heating & Air Conditioning is a Boulder-based HVAC contractor specializing in heating, cooling, and air quality solutions for residential homes. They offer comprehensive services including system installation, repair, maintenance, and duct cleaning to keep homes comfortable year-round. With a 4.9-star rating from 87 reviews, they're known for reliable service and customer satisfaction in the Boulder area.
Applewood Plumbing Heating & Electric is a family-owned Colorado company specializing in plumbing, HVAC, and electrical repair exclusively for homeowners. Operating since 1973 with over 350,000 loyal customers, they offer comprehensive home services including drain cleaning, water heater repair, furnace installation, air conditioning service, and electrical upgrades. Available 6AM-10PM, 7 days a week with no overtime charges and a 96% on-time record, Applewood combines experienced licensed technicians with a commitment to treating every home like that of a friend.
Cooper Heating & Cooling is a full-service home services company serving the Denver metro area with HVAC, plumbing, and electrical work. Based in Broomfield, they handle everything from heating and cooling system installation and repair to emergency plumbing and electrical services. Their team of licensed professionals offers maintenance plans, free estimates, and financing options to make home services accessible.
Blue Sky Plumbing, Heating, Cooling & Electric is a full-service contractor serving the Denver metro area with plumbing, HVAC, and electrical services for both residential and commercial customers. With over 4,200 reviews, they've built a reputation for reliable service across multiple home systems. Their comprehensive offerings allow homeowners and businesses to handle multiple projects with one trusted local contractor.
Golden West Plumbing, Heating, Air Conditioning, and Electrical is a full-service contractor in Denver offering plumbing, HVAC, and electrical work for residential and commercial properties. With decades of experience, they handle everything from routine repairs and maintenance to complex installations and emergency service calls. Their comprehensive service range and established reputation make them a one-stop solution for home and building systems.
One Hour Heating & Air Conditioning® of Denver is a full-service HVAC company providing heating, cooling, air quality, and maintenance services to the Denver metro area. As part of the One Hour network, they offer emergency repairs, routine maintenance, and new system installations with a commitment to same-day service and professional, licensed technicians. Their extensive experience and strong customer satisfaction make them a trusted choice for residential HVAC needs.
Apple Aire Heating & Cooling is a full-service HVAC contractor serving the Denver metro area since 1978. They specialize in heating and cooling system installation, repair, and maintenance for residential and commercial properties. Known for reliable service, expert technicians, and transparent pricing, Apple Aire handles everything from emergency repairs to complete system replacements and duct cleaning.
Ultimate Heating, Cooling, Plumbing & Electric is a full-service mechanical contractor in Denver offering HVAC, plumbing, and electrical services for residential and commercial properties. With a 4.8-star rating from over 1,200 customer reviews, they provide comprehensive solutions from routine maintenance and repairs to complete system installations and remodeling work. Their experienced team handles everything from furnace and air conditioning service to water heater installation, electrical wiring, and emergency repairs.
Brothers Plumbing, Heating & Electric is a full-service mechanical contractor serving the Denver area with comprehensive plumbing, heating, and electrical services for residential and commercial customers. With over three decades of experience, they handle everything from routine maintenance and repairs to new installations and emergency services. Their established reputation reflects their commitment to quality workmanship and reliable customer service.
B&B Heating & Air Conditioning is a Carrier Factory Authorized Dealer serving the Denver metro area since 1984, specializing in HVAC installation, repair, and maintenance for heating systems, central air conditioning, heat pumps, ductless systems, and air quality products. Their no-commission technicians are fully certified, factory-trained, and available 24/7 for emergencies, with a commitment to honest recommendations and customer satisfaction rather than pressure sales.
True Heating & Cooling is the top-ranked provider in the area with a Lantern Score of 85.84/100 and 5-star rating from 2,147 reviews. They specialize in heating and cooling system installation, repair, and maintenance, and are best for homeowners needing heating repairs, air conditioning service, system replacements, or routine HVAC maintenance.
Roots Heating & Air and M and M Heating, Cooling, Plumbing and Electrical both offer 24/7 emergency HVAC service. Roots (Lantern Score: 85.43/100) brings over 20 years of combined experience, while M and M (Lantern Score: 84.11/100) has served the Front Range for 28 years with full-service home contractor capabilities.
Efficient Comfort: Heating, Cooling & Mechanical (Lantern Score: 85.78/100, 5★ from 1,079 reviews) specifically offers heat pump installation with financing options for families. The Weather Changers (Lantern Score: 85.80/100) and 360 HVAC PRO (Lantern Score: 84.99/100) also specialize in heat pump services for energy-conscious customers.
M and M Heating, Cooling, Plumbing and Electrical (Lantern Score: 84.11/100, 4.9★ from 3,245 reviews) and Welzig Heating, Air, Plumbing & Electric (Lantern Score: 84.06/100, 4.9★ from 1,327 reviews) are family-owned contractors serving the Boulder area that provide comprehensive services. Both are ideal for homeowners needing multiple home systems serviced and long-term contractor relationships.
Welzig Heating, Air, Plumbing & Electric (Lantern Score: 84.06/100) has been serving Longmont and the Greater Boulder Area since 1994 and is best for homeowners needing reliable HVAC maintenance, repair, and system upgrades. Mountain Valley Plumbing and Heating (Lantern Score: 84.00/100) also serves Longmont and Northern Colorado since 2007.
Comfort Zone Heating & Air Conditioning (Lantern Score: 82.82/100, 4.9★) is a Boulder-based HVAC contractor specializing in heating, cooling, and air quality solutions. They offer comprehensive services including heating and cooling repairs, new HVAC system installation, seasonal maintenance, and air quality improvements for residential homes.