Top 10 HVAC Companies in Frederick, MD

Porch Pro Headshot AllTech Services, Inc.
HVAC Contractors
Serves Frederick, Maryland
(13,589)
AllTech Services, Inc. offers a full range of HVAC, plumbing, indoor air quality, and commercial services throughout Ashburn, VA. If you need any of those systems installed or serviced, call us today and schedule an appointment. We’ll make sure that all of your different systems continue to serve yo...Read more about AllTech Services, Inc.
AllTech Services, Inc. offers a full range of HVAC, plumbing, indoor air quality, and commercial services throughout Ashburn, VA. If you need any of those systems installed or serviced, call us today and schedule an appointment. We’ll make sure that all of your different systems continue to serve yo...Read more about AllTech Services, Inc.
Porch Pro Headshot Tuckers Air Conditioning, Heating & Plumbing
HVAC Contractors
Serves Frederick, Maryland
(1,145)
Tuckers Air Conditioning, Heating & Plumbing has been a trusted provider of heating, air conditioning, indoor air quality, and plumbing services in the surrounding Gaithersburg, MD area for many years. For those that are interested in having a new system installed or their current system replaced, o...Read more about Tuckers Air Conditioning, Heating & Plumbing
Tuckers Air Conditioning, Heating & Plumbing has been a trusted provider of heating, air conditioning, indoor air quality, and plumbing services in the surrounding Gaithersburg, MD area for many years. For those that are interested in having a new system installed or their current system replaced, o...Read more about Tuckers Air Conditioning, Heating & Plumbing
Porch Pro Headshot Michael Bonsby Heating & Air Conditioning LLC
HVAC Contractors
Serves Frederick, Maryland
(565)
"When we were told by our regular maintenance contractor that we needed to replace our furnace--and saw what the cost would be to have them do it--we decided to get three estimates. Bonsby's estimate was not the lowest, but they also added a humidifier for less than the lowest bid. They also made ...Read more about Michael Bonsby Heating & Air Conditioning LLC
"When we were told by our regular maintenance contractor that we needed to replace our furnace--and saw what the cost would be to have them do it--we decided to get three estimates. Bonsby's estimate was not the lowest, but they also added a humidifier for less than the lowest bid. They also made ...Read more about Michael Bonsby Heating & Air Conditioning LLC
Porch Pro Headshot Aire Serv of The Shenandoah Valley
HVAC Contractors
Serves Frederick, Maryland
AC & Heating Service in The Shenandoah Valley
AC & Heating Service in The Shenandoah Valley
Porch Pro Headshot Shenandoah Air Conditioning & Heating
HVAC Contractors
Serves Frederick, Maryland
(163)
As a family business owned and operated by the Young family, we have been providing quality air conditioning repair and heating service since 1992. Allow us to show you why we deliver “peace of mind” by virtue of everything we do to make your home environment as comfortable and healthy as it can pos...Read more about Shenandoah Air Conditioning & Heating
As a family business owned and operated by the Young family, we have been providing quality air conditioning repair and heating service since 1992. Allow us to show you why we deliver “peace of mind” by virtue of everything we do to make your home environment as comfortable and healthy as it can pos...Read more about Shenandoah Air Conditioning & Heating
Porch Pro Headshot Tetteris Heating & Air
HVAC Contractors
Serves Frederick, Maryland
(213)
Tetteris Heating & Air is a small, local, family owned and operated business. We take pride in customer satisfaction.
Tetteris Heating & Air is a small, local, family owned and operated business. We take pride in customer satisfaction.
Porch Pro Headshot Air Doctor Heating & Air
HVAC Contractors
Serves Frederick, Maryland
(135)
All of our technicians possess years of on-the-job experience. Not only that, they're also industry certified & committed to keeping up with the latest advances in the field. You can rest easy, because your heating and air conditioning job will be in the best hands that it can be. We guarantee your...Read more about Air Doctor Heating & Air
All of our technicians possess years of on-the-job experience. Not only that, they're also industry certified & committed to keeping up with the latest advances in the field. You can rest easy, because your heating and air conditioning job will be in the best hands that it can be. We guarantee your...Read more about Air Doctor Heating & Air
Porch Pro Headshot Buric Heating and Air Conditioning
HVAC Contractors
Serves Frederick, Maryland
(121)
Since 2000, Buric Heating and Air Conditioning is a full service residential heating and cooling company that has offered Ellicott City, MD and its surrounding areas with plenty of jobs well done. By offering straight forward pricing and free estimates on equipment installations or replacements, you...Read more about Buric Heating and Air Conditioning
Since 2000, Buric Heating and Air Conditioning is a full service residential heating and cooling company that has offered Ellicott City, MD and its surrounding areas with plenty of jobs well done. By offering straight forward pricing and free estimates on equipment installations or replacements, you...Read more about Buric Heating and Air Conditioning
Porch Pro Headshot Harvey W Hottel, Inc
HVAC Contractors
Serves Frederick, Maryland
(77)
For reliable heating and air conditioning service, you can count on our experienced technicians to get the job done. Whether you have questions about geothermal heating and air conditioning, or would like to schedule a service call, Harvey W Hottel, Inc are here to help.
For reliable heating and air conditioning service, you can count on our experienced technicians to get the job done. Whether you have questions about geothermal heating and air conditioning, or would like to schedule a service call, Harvey W Hottel, Inc are here to help.
Porch Pro Headshot Eagle services LLC
HVAC Contractors
Serves Frederick, Maryland
Eagle Services – Trusted Local Experts Since 2012 Need a professional technician you can count on? Call now for a FREE quote: 855-633-2453 We proudly offer: • Licensed Locksmith Services • Garage Door Repair & Installation • Air Duct & Dryer Vent Cleaning • Carpet Cleaning • Remodeling & Home ...Read more about Eagle services LLC
100% response rate
Eagle Services – Trusted Local Experts Since 2012 Need a professional technician you can count on? Call now for a FREE quote: 855-633-2453 We proudly offer: • Licensed Locksmith Services • Garage Door Repair & Installation • Air Duct & Dryer Vent Cleaning • Carpet Cleaning • Remodeling & Home ...Read more about Eagle services LLC

Top questions to ask before hiring an hvac company

What type of insurance do you have? Heating, ventilation and air conditioning (HVAC) professionals work on a variety of mechanical areas of the home. You'll want to ask specific questions regarding professional training and licensing, as well as what types of insurance they have (for example, mold, air pollution or worker's compensation). It's fair to ask for the dollar amounts they are covered and a quality professional will show you verification of coverage.

HVAC professionals attend to a home's thermal needs as well as air quality. Because of the technical aspects of HVAC work, find out the scope of work your professional can perform. You may only need your heating unit serviced however, if this professional also specializes in energy efficiency, mold assessment, or offer ways for you to save on energy costs, you may want to hire them for future projects. Because some equipment is gas-powered, your professional should be able to answer questions about installing gas lines and permitting.

Ask about guarantees on labor or warranties on parts for your HVAC project. It's common to have a time limitation on parts and equipment. Save any paperwork related to your project so you can refer back to instruction manuals or serial numbers.

When working with a heating and cooling professional, ask if their company offers pricing incentives to encourage you to hire them on a regular basis. It's common to have your equipment inspected and serviced at least once a year. Your HVAC company may also offer special pricing on filters, ventilation cleaning or energy assessments.

Regardless of the scope of your project, find out what you need to do to prepare your home for their visit. For example, the HVAC professional will need access to the areas in question and may need access to other mechanical or ventilation points. Make sure pets and children are kept out of the way. Ask if your project will involve removing dry wall or making any other structural changes – you may need to hire a professional drywall contractor to patch up HVAC work. If you are adding a unit that may contribute to carbon monoxide within the home, find out if you need to purchase a carbon monoxide detector.

Recent reviews for Frederick HVAC Contractors

144787

Stay away as far as possible. Scott does not deliver as promised and in my case will abandon the job completely.

- Rick A
143918

Do not hire Scott Rill. I had worked for Scott for a month and he still owes me the money I earned totaling in $650. He has owed me for 74 days. Since July 7th 2018 and it is now September 20th 2018. If thats not the worst part he also cut corners on payi...

- Samuel Rodrigo
179740

I had to fire him. His crew never works a full day. When I hired someone else and the inspectors came back we were then told that his crew was caught sleeping on sight more than once. I recommend staying far away.

- Brian Warren
144292

We supplied 2 house beams and 16 hours of crane rental service at 591 W. Watersville Rd and have NEVER BEEN PAID for either. Apparently he has no problem with that.

- Don Hobbs
36515
116078

Very polite very professional and very helpful.

- Josh Harris
94377

I wanted to install an AC system in my home and got three estimates. One company didn't do ductless systems (which I decided I wanted) and another dropped the ball, so I ended up going with Michael Bonsby, who also offered to do the job for ca. $3000 les...

- Kevin de Queiroz
65945

They replaced my gas furnace/AC and a spacepak heatpump system within the last year. They also have done my maintenance for 3 years. Their mechanics are knowledgeable,communicative and polite. They are all required to take hvac continuing education class...

- Jeffrey Harding
296973

I got my furnace and AC replaced with this company in August 2017. I also had a full aeroseal of my ducts. After about a year, I had some problems with ducts leaking into my cabinetry. They came out and had the ducts insulated (at my expense even thoug...

- Robin Tucker
94391

Michael Bonsby replaced our furnace and AC unit in early spring 2017. The estimator was very thorough and professional. The quote was by far the most informative including explanation of the heat load calculations and why the system size was recommended....

- Denyse Baker
68057

The equipment appears to be excellent

- Larry Stewart
73765

OUR AIR CONDITIONING COMPRESSOR WENT OUT DURING THE HOT PART OF AUGUST. I DID NOT KNOW WHO TO CALL SO I LOOKED UNDER CARRIER AND ASKED FOR HELP. tHE NEXT DAY WE GOT A CALL FROM DAWN OF YOUR COMPANY WHO IMMEDIATELY SENT ABEL WHO QUICKLY FOUND THE PROBLEM...

- ERNEST BOND

Everything You Need to Know About Frederick HVAC Companies

What should I check for once my HVAC Contractor in Frederick has finished working?

Every hvac project is going to have different results, but here are a few things to check for once any hvac company has told you they've finished the job:

  • Obviously you want to do a visual inspection. Even if you're unfamiliar with hvac work, this gives you the opportunity to ask questions (even basic ones like, what did you do?).
  • Ask the hvac contractor to describe what they did. Whether your hvac project was a repair job or a building job, have them run you through what was done.
  • Compare the description provided on your hvac project estimate to the work completed. Did the professional do what was promised?
  • Request that the hvac contractor do a follow-up visit to check on the work. Most professionals are willing to do this, especially if you ask them.

How do I know that I found the right HVAC Contractor in Frederick for my hvac project?

Finding the right hvac contractor for your project can be stressful.... when you don't search with Porch. We've pulled together everything you need to know about HVAC in Frederick so you can have some peace of mind before starting your project.

Here’s what you need to know to choose the right hvac contractor in Frederick:

  • Are they properly licensed? Frederick has 6 licensed HVAC Contractors Pros.
  • Are they BBB accredited? 13 pros in Frederick are.
  • Check if they are they BBB rated: 15 are A-rated in Frederick.
  • Is the quality worth the price? Make sure to find the hvac contractor that can deliver the quality you're looking for, without going way over your budget. Don't forget that every job is going to be different.
  • Speak with them over the phone: Contact multiple hvac contractors pros to see if you’re on the same page when it comes to your project.

Can I browse unscreened HVAC Contractors in Frederick?

We do our best to screen all of our hvac contractors. However, there are still some hvac contractor professionals in Frederick that have not been pre-screened. This means that their licenses may not be up to date to operate in Frederick or MD. Always be sure to pre-screen them yourself before hiring. Here are some unscreened professionals offering hvac:

  • Aire Serv of Bethesda:
    • Active/Verified License: No, current status is inactive
  • Magnolia Plumbing, Heating & Cooling:
    • Active/Verified License: No, current status is inactive
  • Green Air Duct Services:
    • Active/Verified License: No, current status is inactive

All HVAC Companies in Frederick, MD

Porch Pro Headshot Efficient Home
HVAC Contractors
Serves Frederick, Maryland
(14)
Efficient Home is a one-stop shop providing home performance audits, energy checks and remedial repairs to improve your home's efficiency, comfort and safety. Please note that most of our services are performed once a thorough home energy audit has been conducted. We provide: Quick Home Energy Chec...Read more about Efficient Home
Efficient Home is a one-stop shop providing home performance audits, energy checks and remedial repairs to improve your home's efficiency, comfort and safety. Please note that most of our services are performed once a thorough home energy audit has been conducted. We provide: Quick Home Energy Chec...Read more about Efficient Home
Porch Pro Headshot Green Valley Landscaping
HVAC Contractors
Serves Frederick, Maryland
(3)
Achieve a marvelous outdoor look with the landscape services available at Green Valley Landscaping in College Park, MD, a 5-star-rated company.
Achieve a marvelous outdoor look with the landscape services available at Green Valley Landscaping in College Park, MD, a 5-star-rated company.
Porch Pro Headshot Servant Engineering
HVAC Contractors
Serves Frederick, Maryland
We are a Family owned Heating/Air Conditioning/ Refrigeration and Commercial Appliance Company with over 30 Years of Experience to Offer to our Customers. Our Professional Staff will work with you to Install and Repair All your Commercial Kitchen, Commercial / Residential Heating & Air Conditioning...Read more about Servant Engineering
We are a Family owned Heating/Air Conditioning/ Refrigeration and Commercial Appliance Company with over 30 Years of Experience to Offer to our Customers. Our Professional Staff will work with you to Install and Repair All your Commercial Kitchen, Commercial / Residential Heating & Air Conditioning...Read more about Servant Engineering
Porch Pro Headshot Funk Electrical Services, Inc.
HVAC Contractors
Serves Frederick, Maryland
(26)
Highlight your home's features with strategically placed outdoor lighting from Funk Electrical Services in Maugansville, MD.
Highlight your home's features with strategically placed outdoor lighting from Funk Electrical Services in Maugansville, MD.
Porch Pro Headshot Exxel Mechanical
HVAC Contractors
Serves Frederick, Maryland
(31)
Repair, maintenance, and installation of Boilers, A/Cs, Furnaces, Heatpumps, geothermal, and Ductless splits in residential and commercial applications
Repair, maintenance, and installation of Boilers, A/Cs, Furnaces, Heatpumps, geothermal, and Ductless splits in residential and commercial applications
Porch Pro Headshot affordable air services LLc
HVAC Contractors
Serves Frederick, Maryland
(7)
We provide quality services at affordable rates.
We provide quality services at affordable rates.
Porch Pro Headshot Rill Estate Homes LLC
HVAC Contractors
Serves Frederick, Maryland
(4)
Located in the Rosemont, MD area, Rill Estate Homes LLC offers professional vinyl siding services that will keep your home well-protected and pleasing to the eye.
Located in the Rosemont, MD area, Rill Estate Homes LLC offers professional vinyl siding services that will keep your home well-protected and pleasing to the eye.
Porch Pro Headshot NextDay Inspect® - Darryl Mann
HVAC Contractors
Serves Frederick, Maryland
NextDay Inspect® stands apart from typical inspectors in that we are made up of professionals that have decades of experience that span all components of a home, including, but not limited to, electrical, plumbing, HVAC, energy conservation, windows, doors, roofs, and exterior as well as landscaping...Read more about NextDay Inspect® - Darryl Mann
NextDay Inspect® stands apart from typical inspectors in that we are made up of professionals that have decades of experience that span all components of a home, including, but not limited to, electrical, plumbing, HVAC, energy conservation, windows, doors, roofs, and exterior as well as landscaping...Read more about NextDay Inspect® - Darryl Mann
Porch Pro Headshot Dave's Mechanical Svc LLC
HVAC Contractors
Serves Frederick, Maryland
David Scurto and Diana Peters-Scurto started Dave's Mechanical Services, LLC in 2006. Dave brings 37+ years of industry experience to Dave's Mechanical, and Diana brings years of administrative and construction experience. Dave and Diana teamed up to begin a full time company and their client list g...Read more about Dave's Mechanical Svc LLC
David Scurto and Diana Peters-Scurto started Dave's Mechanical Services, LLC in 2006. Dave brings 37+ years of industry experience to Dave's Mechanical, and Diana brings years of administrative and construction experience. Dave and Diana teamed up to begin a full time company and their client list g...Read more about Dave's Mechanical Svc LLC
Porch Pro Headshot USA Air Duct Cleaning Service LLC Bowie
HVAC Contractors
Serves Frederick, Maryland
USA Air Duct Cleaning Service LLC Bowie is an air duct cleaning company operating in Bowie MD. Fore more information call us! Air Duct Cleaning, Dryer Vent Cleaning, Duct Repair, Duct Installation, HVAC Duct Cleaning
USA Air Duct Cleaning Service LLC Bowie is an air duct cleaning company operating in Bowie MD. Fore more information call us! Air Duct Cleaning, Dryer Vent Cleaning, Duct Repair, Duct Installation, HVAC Duct Cleaning
Porch Pro Headshot Service today
HVAC Contractors
Serves Frederick, Maryland
(26)
Porch Pro Headshot Principal Home Services
HVAC Contractors
Serves Frederick, Maryland
Principal Home Services can handle all of your drywall and sheetrock repair needs in the Yarrowsburg, MD area.
Principal Home Services can handle all of your drywall and sheetrock repair needs in the Yarrowsburg, MD area.
Porch Pro Headshot 911 Refrigeration Co Inc.
HVAC Contractors
Serves Frederick, Maryland
Give Alan a call for your HVAC needs. He will be sure to help you out!
Give Alan a call for your HVAC needs. He will be sure to help you out!
Porch Pro Headshot Robin Aire Heating & Cooling  Inc.
HVAC Contractors
Serves Frederick, Maryland

Latest projects near Frederick

Recent projects booked on Porch
Frederick 21701
Thermostat Replacement and Repair
Comments from Customer
Swap out thermostat. Per instructions 2 wires involved.
Frederick 21701
Thermostat Replacement and Repair
Frederick 21701
Thermostat Replacement and Repair
Comments from Customer
REPLACE THERMOSTAT
Frederick 21703
Heating, Ventilation, and Air Conditioning
Start Date
I'm flexible
Type of project
Something else
Heating oil or oil-to-gas furnace
No, I want something else
Frederick 21701
Thermostat Replacement and Repair
Comments from Customer
Customer did not provide additional comments. Please contact the customer to discuss the details of this project.