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Major Heating & Cooling

Denver, CO 80202
4.6(10 reviews)
7 years in businessMember since 2026

Major Heating & Cooling is a hvac provider in Denver, CO serving Denver and surrounding areas. Major Heating & Cooling provides professional hvac services in Denver, CO. Contact Major Heating & Cooling for a free estimate.

About Major Heating & Cooling

Major Heating & Cooling provides professional hvac services in Denver, CO. A fully licensed and insured commercial HVAC repair company serving Denver and surrounding areas, providing 'best in class' commercial HVAC service and repair for various systems. Our HVAC technicians service and repair all major brands including Carrier, Lennox, Trane, Rheem, and Goodman. We handle AC repair, furnace repair, heat pump service, ductwork installation, thermostat replacement, and complete system installations. Regular maintenance extends equipment life by 5-10 years and prevents expensive emergency breakdowns. We offer annual maintenance agreements that include priority scheduling, discounted repairs, and seasonal tune-ups. Serving Denver and the Front Range. Licensed Colorado contractor. Free estimates. We understand the unique high-altitude conditions including intense UV, temperature extremes, and periodic severe hail that affect Colorado homes.

7 years in business

Services

AC Repair

Featured

Diagnose and repair cooling issues including compressor, capacitor, fan motor, and refrigerant leaks.

Starting at $250 / per repair

AC Tune-Up

Featured

Complete AC maintenance including filter replacement, coil cleaning, refrigerant check, and thermostat calibration.

Starting at $100 / per visit

Duct Cleaning

Professional air duct cleaning for improved air quality. Includes supply, return, and dryer vent cleaning.

Starting at $250 / per home

Furnace Repair

Diagnose and repair heating system issues including igniter, blower motor, heat exchanger, and thermostat.

Starting at $150 / per repair

New System Installation

Full HVAC system replacement including air handler, condenser, ductwork inspection, and thermostat. Includes permits.

Starting at $4600 / per system

Location

Denver, CO

Denver, CO 80202

Typical Hvac Costs in Denver

$200–$800

Costs vary based on project scope, materials, and complexity. Get a free quote from Major Heating & Cooling to compare pricing in Denver.

Hours of Operation

mondayOpen 24 Hours
tuesdayOpen 24 Hours
wednesdayOpen 24 Hours
thursdayOpen 24 Hours
fridayOpen 24 Hours
saturdayOpen 24 Hours
sundayOpen 24 Hours

Services Offered

AC Repair

Diagnose and repair cooling issues including compressor, capacitor, fan motor, and refrigerant leaks.

$250

starting at

AC Tune-Up

Complete AC maintenance including filter replacement, coil cleaning, refrigerant check, and thermostat calibration.

$100

starting at

Duct Cleaning

Professional air duct cleaning for improved air quality. Includes supply, return, and dryer vent cleaning.

$250

starting at

Furnace Repair

Diagnose and repair heating system issues including igniter, blower motor, heat exchanger, and thermostat.

$150

starting at

New System Installation

Full HVAC system replacement including air handler, condenser, ductwork inspection, and thermostat. Includes permits.

$4,600

starting at

Reviews

4.6

10 reviews

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10 reviews

Craig R.

Apr 7, 2026

Furnace was making a terrible noise. They came out same day, replaced the blower motor, and it runs perfectly now. Quick and professional HVAC repair near me. (Denver)

Response from Major Heating & Cooling

Thank you for choosing us! We appreciate the feedback and look forward to serving you again.

Joe B.

Apr 4, 2026

Excellent hvac service. Professional team, fair pricing, and quality work. Would definitely recommend to anyone looking for hvac near me in Denver.

Response from Major Heating & Cooling

Thank you for the kind words! We strive to provide the best service possible.

Debbie W.

Mar 30, 2026

Annual maintenance on both our units. Tech was thorough, checked refrigerant levels, cleaned coils, and found a worn belt before it broke. Preventive HVAC maintenance near me. (Denver)

Response from Major Heating & Cooling

Thank you for being such a loyal customer! Your continued support means the world to our team.

Derek A.

Mar 8, 2026

Had all our ducts cleaned. Huge difference in air quality and the system seems to run more efficiently. Worth doing every few years. Good HVAC maintenance. (Denver)

Response from Major Heating & Cooling

We appreciate the review! Always looking to improve and your input helps.

Brenda N.

Feb 10, 2026

Upgraded to a smart thermostat and had them check our whole system while they were here. Tech was knowledgeable and patient explaining the new features. Great HVAC service. (Denver)

Response from Major Heating & Cooling

We really appreciate you taking the time to leave this review. Your satisfaction is our top priority!

Brittany S.

Jan 14, 2026

They did a duct cleaning for us and the difference in air quality is noticeable. My allergies have been way better since. Took about 3 hours for the whole house.

6 people found this helpful

Response from Major Heating & Cooling

Thanks for choosing us! We will keep working to earn that fifth star.

Pete E.

Jan 14, 2026

Installed a UV light in our HVAC system and a better filter. Noticed less dust and allergies have improved. Knowledgeable HVAC tech who cared about air quality. (Denver)

Response from Major Heating & Cooling

Thank you for choosing us! We appreciate the feedback and look forward to serving you again.

Sandra C.

Dec 18, 2025

Replaced both our AC and furnace. The crew was professional, covered the floors, and finished in one day. New system runs so quietly we forget it is on. Best HVAC near us. (Denver)

Response from Major Heating & Cooling

We really appreciate you taking the time to leave this review. Your satisfaction is our top priority!

Karen O.

Nov 15, 2025

Other company said we needed a whole new system. These guys came out for a second opinion and found it just needed a new contactor. Saved us thousands. Honest HVAC repair. (Denver)

Response from Major Heating & Cooling

Thanks for the great feedback! We are always working to earn that fifth star and appreciate you pointing us in the right direction.

Heather P.

Oct 19, 2025

Replaced our 20-year-old unit with a high-efficiency system. The difference in our electric bill is already noticeable. Professional HVAC install from start to finish. (Denver)

Response from Major Heating & Cooling

Thank you for choosing us! We appreciate the feedback and look forward to serving you again.

Service Area

Serves Denver and surrounding areas

Frequently Asked Questions

Last updated April 2026

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