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Heating & Furnace Contractors in Littleton, CO

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Service Pros

    AB
    Castle Rock, CO·

    Commercial HVAC Installs

    "Johnny was pleasant, great to talk to and was willing to explain how everything was working on the furnace"

    Allison C. in March 2023

    L & L Heating and Air Conditioning Logo
    Parker, CO·

    Heat Pump Installation, Replacement and Service, Gas Furnace Installation, Replacement and Service, Central Air Conditioner Installation, Replacement and Service , and 2 more

    "FURNACE INSTALL - Phil from L&L Heating & Air Conditioning was very professional and knowledgeable. He listened to me when I stated that I wanted a high efficiency furnace --- he did not try to sell me something that I did not need or want. The crew showed up on time, completed the work well within the scheduled time frame, and cleaned up thoroughly. I have recommended L&L to my neighbors and friends."

    Alan F. in October 2016

    AH
    Colorado Springs, CO·

    HVAC, Plumbing, Electrical , and 3 more

    "I recently had my HVAC serviced Awesome Home Services and had a motor replaced in the furnace. Pricing was reasonable, scheduling the work was pretty fast and I was impressed with the technician, Joseph. He was very efficient, professional and explained everything. I highly recommend this company."

    C8435B00E294B7B0AD44311D8D816B8EB1F52CE6ABECF1008D4EE715F3C4F1E2 6. in August 2025

    Front Range Mechanical Services Logo
    Englewood, CO·

    Ductless Mini-Splits, Gas Furnace, Water Heaters , and 7 more

    "Listen-up Folks! One of the most important decisions for a home owner is the repair or replacement of a Heating and Air Conditioning System (HVAC) and related components--an Electronic Air Cleaner, Humidifier, Thermostat and Water Heater. Consequently, access the reviews of customers who have received exemplary service in the purchase and installation of a HVAC System. A total of five proposals and estimates were obtained from HVAC companies for replacing my HVAC System. Front Range Mechanical Services submitted the lowest estimate; whereas, the remaining four included Costco (Cooper Heating and Cooling); PumbLine; Southwest Heating and Air Conditioning; and Applewood Plumbing and Heating. Notwithstanding, the lowest bid is only one aspect of the equation and I selected FRMS due to several factors: (1) the amazing knowledge base and thorough presentation by Stephen Korff, Home Comfort Specialist and owner of the company; and (2) the quality and warranty of the Amana and Trane products to be installed; and (3) the comprehensive certification of all HVAC Technicians employed by FRMS; and (4) the A+ rating with the Better Business Bureau. Look no further folks! You are in 'good hands' with Stephen Korff and FRMS. Conclusively, from 'start-to-finish' every aspect of this transaction was a pleasant experience; including the outstanding service provided, subsequent to the installation, by Stephen Korff and his Technicians in answering all questions pertaining to the operating System. I am confident this testimonial will alleviate any uncertainty regarding who should install your HVAC System. Daniel A Highlands Ranch, CO"

    Daniel J A. in April 2016

    Evergreen Heating & Cooling Logo
    Flagstaff, AZ·

    retrofit systems, HVAC, dryer vent cleaning , and 1 more

    "Kyle first confirmed and then followed up. He was professional and outlined potential costs. He quickly discovered the problem, replaced the part and completed the work in under an hour."

    Linda S. in June 2018

    TF
    Denver, CO·

    Furnace Repair, Furnace Replacement, Air Conditioning Repair , and 1 more

    "Prompt and courteous service. Was able to find, explain and fix my furnace problems quickly."

    Robert Y. in November 2019

    SH

    "Andrew did an outstanding job on my 2 furnaces. High quality workmanship at an affordable price! I would recommend him for any of your heating and air projects."

    Don H. in November 2024

    Bee There Heating & Air Logo
    Highlands Ranch, CO·

    Water Heater-Install or Repair, Air Conditioning- Install or Repair, Furnace-Install or Repair

    "Jason showed up in a timely manner. He worked very hard to replace my AC in the summer heat. It was a complicated job and he did great. Also, he was very honest and was able to help us keep the overall cost down. Shortly after the AC the mother board on the furnace went out. He was able to come out and perform a warranty repair on the furnace very quickly. Overall, I would highly recommend this company to anyone looking for HVAC services."

    kevin K. in July 2018

    Pacific Air, Inc. Logo
    Littleton, CO·

    HVAC, Water heaters, Furnace - Heating , and 2 more

    "I hired Pacific Heating and Air to install a new furnace. New A.C unit and ran new heat runs for my my basement finish. They also installed my water heater. They did a great job. They were very professional, Clean and easy to work with.. They are the only HVAC company I will ever use."

    Larry W. in April 2024

    AH
    Denver, CO·

    HVAC

    "We called 3 contractors on a Sunday morning in an attempt to schedule a furnace repair for Monday. Luckily we have a gas fireplace that works well because it was chilly inside!!! Brent with A-Moonlight called me back within 30 minutes. After a brief conversation he informed me that he could be out by around noon. I told him we could hold off until Monday because we didnâ t want to pay a weekend trip charge. He said that he would not charge extra since he had other work scheduled for Monday already and wanted to help us out. He cleaned a sensor, replaced a switch and did a complete tuneup for a very reasonable price!!! Very knowledgeable and polite. We will definitely use him again!!"

    Matthew M. in December 2020

    4K Heating and Cooling, LLC Logo
    Lakewood, CO·

    HVAC, Heating and Cooling, Plumbing

    "Came the very next day and got my AC working!"

    Rob H. in July 2021

    One Nation Plumbing Heating & Air Logo
    Aurora, CO·

    Plumbing, Furnaces, Ductless Mini/Split , and 7 more

    "Gerardo has been so helpful fixing problems with our heating system. Hes been the only HVAC person to help with our complicated system. Hes always on time, friendly and informative. We called him on a recommendation and this has been the best rec weve ever received."

    Patricia _. in November 2024

    FerguSon's Heating And Cooling, LLC. Logo
    Littleton, CO·

    HVAC

    "We called FerguSons to service our AC system. They showed up on time, exactly when they said they would. Professional and knowledgeable, did not try to sell us a new system. Explained to us exactly what was going on with our AC system. Cody repaired our AC in no time. We will definitely recommend FerguSons to our friends and family."

    patty C. in July 2021

    NS
    Lone Tree, CO·

    Handyman

    "Ryan was great! We had him install two large light fixtures on a high, sloped ceiling. His estimate was the lowest of several we got, but it was Ryanâ s communication and professionalism that really made it an easy choice. The job itself took about four hours, and he was incredible throughout. Ryan did excellent work, but he was also very friendly and easy to talk to. And we couldnâ t be happier with the finished product. We will definitely call Ryan again when we are in need of handyman services."

    Matt S. in July 2024

    Touchstone Mechanical LTD. Logo
    Lakewood, CO·

    Central A/C - Install or Replacement, Gas Furnace: Install or Replacement

    "Their work was great and we would absolutely recommend their company. We had no issues."

    mike L. in February 2019

    Royalty Heating & Air, Inc Logo

    In business since 2020

    Milliken, CO·

    Electric Furnace: Repair, Central A/C - Install, Electric Furnace: Install , and 2 more

    About us: "We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer need. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job."

    AB

    In business since 2020

    Commerce City, CO·

    Cooling, Refrigeration systems, Heating , and 1 more

    About us: "A&B Bautsita Heating and Cooling LLC is dedicated to providing our customers with the best quality and craftsmanship. We are here to build relationships with our customers and communities and to provide our employees with a great place to work. A&B Bautsita Heating and Cooling LLC is a leader in providing our customers with the highest quality products and craftsmanship in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations."

    RunRiteAir LLC Logo
    Denver, CO·

    HVAC

    "Very responsive and prompt. Explained the issues clearly and gave helpful advice on maintenance to avoid similar issues down the road. Thank you!"

    Judy L. in April 2024

    ASAP Heating & Cooling, LLC Logo
    Aurora, CO·

    Heating and Cooling Repairs and Service, 10+ Years Residential, Commercial, and Industrial Experience

    "They did a great job for me, their H.V.A.C. mechanic is a rockstar, Steven D. went above and beyond to get me taken care of."

    077368ED487DDF1FB299EB7B8C1002C6E19A458D4DECECC7AD52669BE338CAA6 8. in June 2025

    Epic HVAC, Inc. Logo
    Aurora, CO·

    HVAC

    "My 84 year-old father-in-law's 30 year furnace quit working during the first winter storm of the year. When I explained the situation with the owner of All Trades Mechanical, he switched his work crew's schedule in order to install the furnace on the following day. The work team installed the furnace and removed the old one as promised. I was very pleased with the responsiveness and work quality."

    Robert F. in October 2012

    Now Heating & Air Logo
    Commerce City, CO·

    Furnace and AC Service repair, Duct and Dryer Cleaning, AC Installation , and 1 more

    "During a serious cold snap my 50 year old boiler died. They came as soon as I contacted them and the next day they promptly replaced it with a brand new one. My new boiler is already up and running and the temperature in my 112 year old house is heating up quickly. Great service, polite young HVAC professionals."

    Michelle M. in February 2020

    CC
    Bennett, CO·

    HVAC

    "Mike was awesome to work withâ prompt, honest, transparent, and very friendly. Highly recommended!"

    SEAN M. in August 2024

    AC

    In business since 2005

    Lakewood, CO·

    Central A/C - Service or Repair

    About us: "A-Z Construction is a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. You will find us to be competitively priced while still paying close attention to the details of each and every project we are involved with. We look forward to building lasting relationships and guarantee your satisfaction. Give us a call today to get your project started."

    MM

    "The tech this company sent to my home was respectful. Above all else very knowledgeable. Would recommend again and again. Thank you for the great service."

    Mark L. in October 2023

    PipeWorx Plumbing and Heating Logo
    Lakewood, CO·

    Electric dryer to gas dryer conversion, Install new gas lines for outdoor fire pits and gas grills, Water heater repair/ replacement , and 2 more

    "My wife and I found PipeWorx online, called them, and could immediately tell that they were experts. Courteous, professional, and hard working, they arrived on time, worked all day into the evening on a Saturday and returned on Sunday to finish the job. With only 2-days notice, they replaced our entire system (boiler, pump, valves, manifold, etc) and left us with portable heaters to keep our house warm overnight. They pride themselves on not only the function, but equally on the organization and appearance of the finished product. Compared to the four other quotes we received, PipeWorx was the only company who didn't over-size our boiler and offered the lowest total cost. Thank you Josh! We'll be recommending you to our friends."

    Matthew E. in December 2014

Showing 1-25 of 39 results

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HomeAdvisor Community Rating

Overall Rating:

Littleton Heating & Furnace Contractors are rated 4.8 out of 5 based on 1779 reviews of 1779 pros.

The HomeAdvisor Community Rating is an overall rating based on verified reviews and feedback from our community of homeowners that have been connected with service professionals. See individual business pages for full, detailed reviews.


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Recent Job Requests for Heating & Furnace Contractors in Littleton, CO

  • Project Location: Littleton, CO
    Date: 02/05/24
    Kind of Heating System: Natural gas fired
    Location: Home
    Comment: Furnace replacement
  • Project Location: Littleton, CO
    Date: 02/02/24
    Type of system: Natural gas fired
    Location: Home
    Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
  • Project Location: Littleton, CO
    Date: 02/01/24
    Type of System: Electric-fired forced air (central heating)
    Type of System: Heat pump
    Type of System: Air conditioner
    Type of Ductwork Project: Replace existing ductwork
    Location: Home
    Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
  • Project Location: Littleton, CO
    Date: 01/31/24
    Current Heating System: Natural gas fired
    Location: Home
    Comment: Furnace stopped working overnight
  • Project Location: Littleton, CO
    Date: 01/27/24
    Location: Home
    Current Heating System: Natural gas fired
    Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
  • Project Location: Littleton, CO
    Date: 01/25/24
    Current Heating System: Natural gas fired
    Location: Home
    Comment: We need our furnace coils cleaned per Honesmart.
  • Project Location: Littleton, CO
    Date: 01/20/24
    Current Heating System: Natural gas fired
    Location: Home
    Problem with Heating System: No heat/doesn't get warm enough
    Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
  • Project Location: Littleton, CO
    Date: 01/20/24
    Kind of Heating System: Natural gas fired
    Location: Home
    Comment: replace gas furnace and central air conditioning system.

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