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A One Heating, Air Conditioning, and Plumbing LLC

Heating and Air Conditioning, Gas Logs, Fireplaces,

About us

A One Heating Air Conditioning and Plumbing LLC is a family owned and operated business with over 20 years of experience specializing in the design, installation, service, and repair of heating and air conditioning systems for residential customers. We are a full service HVAC company, up to date on the latest trends and advances in the industry. We are an established and reliable company, with the unique ability to handle all of your mechanical needs with one call. You can count on us to provide you with solutions that fit your family's unique needs. We've installed many systems in the area and we've earned a reputation for doing the job right the first time. We train each employee to see your job through from start to finish, ensuring the system performs up to your expectations.

Business highlights

33 years of trusted experience
Emergency Services Offered

Services we offer

Service/Repair/Installation: Air Conditioning, Gas Furnaces, Heat Pumps, Gas Boilers, SpacePak High Velocity System, Ductless Mini Split Systems, Water Heaters, Gas Fireplaces, Humidifiers, Oil Furnace Conversions, HVAC Inspections, Service Contracts.

Services we don't offer

Commercial Equipment

Amenities

Free Estimates
Yes
Warranties
Yes
Emergency Services
Yes


Accepted payment methods

American Express
Check
Discover
MasterCard
PayPal
Visa

Photos of past projects

Reviews

4.736 Reviews
Number of StarsImage of DistributionNumber of Ratings
5
81%
4
11%
3
3%
2
0%
1
6%


Rating CategoryRating out of 5
quality
4.7
value
4.5
professionalism
4.8
responsiveness
4.8
punctuality
4.8
Showing 1-25 of 36 reviews

Iheukwumere O.
10/2020
3.0
appliance repair, heating & air conditioning/hvac
  + 0 more
Service was performed on 2 units . They informed me during the service that the piping on one of the units that had been installed less than a year earlier was not to code and charged $450 to replace it. I asked them if they would rescind the diagnostic charge for that unit and they refused as it wasn't their policy. Fair enough but for that reason I will not use them again.
Description of Work: Servicing of AC.

Rating CategoryRating out of 5
quality
4.0
value
2.0
professionalism
4.0
responsiveness
5.0
punctuality
5.0

$589

Charles D.
07/2020
5.0
appliance repair, heating & air conditioning/hvac
  + 0 more
They came when stated did a good job, efficient, professional
Description of Work: AC/Heat tune up

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
$130

Catherine P.
06/2020
5.0
heating & air conditioning/hvac
  + -1 more
Our furnace had stopped heating and was just blowing cold air. The technician came out to repair it but found that the furnace parts were old. He said that he could try to find the parts (and even called his supervisor to check), or that the furnace could be replaced. The quote for the new furnace was very reasonable, and they were able to install it within a few days, so we went with that option. The installers were very professional and friendly, answered all of our questions, and took out the old furnace and surrounding duct work with no problems or mess.
Description of Work: Needed new furnace

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
$3,200

Chanda S.
10/2019
5.0
heating & air conditioning/hvac
  + -1 more
Overall, it went well, would utilize again
Description of Work: Air Conditioner Repair
Rating CategoryRating out of 5
Yes, I recommend this pro

elaine W.
05/2019
5.0
heating & air conditioning/hvac
  + -1 more
Just received my new AC/Heating system installed by A-One. I am very happy with the install and the work that was done. This crew of men worked very hard and went the extra mile to get this job done. My blower unit had to be installed in the attic and the old units removed from the attic. This was hard work and all in a very hot attic. Nevertheless they pushed through and delivered. Thank you A-One for doing a wonderful job.
Description of Work: Install new AC/Heating system

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
$6,950

CHRIS J.
08/2018
5.0
heating & air conditioning/hvac
  + -1 more
We changed from our previous company to A One three years ago, because of the dishonesty and fraudulent business practices of the previous company. We've had nothing but top-notch service from A One, from every employee up to and including Mr. Simpson. They're very responsive to heating or a/c emergencies, they price their service contracts and repairs very fairly (and on the low end, compared to their competition), explain thoroughly the available options, and do it all in a personable and professional way. Both Mr. Simpson and his son have walked me through quick system checks over the phone, that have gotten my system back up and running immediately, rather than waiting for a service call. All in all, they're a first rate company that really does provide "A-one" quality service.
Description of Work: provide heating and a/c service and repair for two homes, totalling three a/c units.

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
$169

Derrick C.
06/2018
5.0
heating & air conditioning/hvac
  + -1 more
The owner sent out 3 techs to remove my heating and air conditioning unit...they were prompt and professional....will definitely use this company again.
Description of Work: Replaced heating and air conditioning

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Response from A One Heating, Air Conditioning, and Plumbing LLC
We thank Mr [Member Name Removed] for his kind words and will try to continue to provide the kind of service he expect

Jahmal W.
05/2018
5.0
heating & air conditioning/hvac
  + -1 more
They were pleasant and professional throughout the whole process. Would definitely recommend!
Description of Work: I needed an annual servicing of my HVAC system. The system 5 years old and I’d never had the air conditioner serviced. Leerie completed the inspection and found a wiring hazard. Jamaal came out a day later to fix the issue and do a chemical cleaning of my coils.

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
$310

Okalahoma A.
02/2018
5.0
heating & air conditioning/hvac
  + -1 more
Very well. These guys are great! They even offer financing. The bank even called, after the work was completed , to make sure we were happy with everything!
Description of Work: Installed central air conditioning & heating system.

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Sandra B.
02/2018
4.0
heating & air conditioning/hvac
  + -1 more
The trouble call went very well. The technician arrived on time and did a thorough check on the furnace and detected the problem.
Description of Work: I purchased a Trane Furnace with an Aprilaire humidifier on January 5, 2013. They have done annual service checks for $89.00 per visit. They last came on October 26, 2017 because the furnace was not working properly. The thermostat was defective and needed to be replaced. The thermostat was replaced by Pepco Electric Company who was issuing new, upgraded thermostats to their customers.

Rating CategoryRating out of 5
quality
4.0
value
4.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
$69

Kimberly R.
01/2018
5.0
heating & air conditioning/hvac
  + -1 more
A One quickly responded to my request to do an assessment of the heating unit at my rental property in another state. They visited the property the same day, called me with their recommendation and even offered to complete the work on the following Tuesday (within 4 days of the call). Though the quote was higher than the initial quote I received, I trusted Leerie’s estimate and his expertise. The quote was higher, because they were installing a higher quality system. They also offer a 2 year warranty on labor which is huge. They did great work and my tenant is nice and warm again. Thank you.
Description of Work: Heating unit replaced

Rating CategoryRating out of 5
quality
5.0
value
4.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
$6,000

Nancy H.
01/2018
5.0
heating & air conditioning/hvac
  + -1 more
The service and repair job went smoothly. The motor was ordered on day 1 and the repair was completed on day 2. It was great to have heat.
Description of Work: Replace motor in Condo HVAC.

Rating CategoryRating out of 5
quality
5.0
value
4.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Roni S.
01/2018
5.0
heating & air conditioning/hvac
  + -1 more
They were very professional and well informed. They broke it down in very easily understandable terms so there were no issues with making the decision to move forward. Once the work was complete they returned to walk us through how to operate the thermostat with ease.
Description of Work: During the bitter freezing days in the winter. There was no heat, the A One team came over that day we called and walked us through different options. We needed a new furnace which was installed within 3 Days.

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
$6,200

Response from A One Heating, Air Conditioning, and Plumbing LLC
Ms. [Member Name Removed], It was a pleasure serving you and resolving the heating problems you were experiencing. We look forward to many more years of being your HVAC contractor of choice!

Stephen B.
01/2018
5.0
heating & air conditioning/hvac
  + -1 more
I explained the issue, they were able to get someone out to me immediately and resolve the issue. They were punctual and professional. I would call on them again if I ran into any related issue.
Description of Work: Heating and cooling services

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Carla N.
12/2017
5.0
heating & air conditioning/hvac
  + -1 more
Did a faboulous job - I am so excited with this professional I have signed a service contractor for twice a year. They are professional and personable. I highly recommend.
Description of Work: Repaired air conditioning system

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Response from A One Heating, Air Conditioning, and Plumbing LLC
Mrs. Northorp, Thank you for your lovely review. We so appreciate you taking the time to share your experience with A One!

Ronald S.
12/2017
5.0
heating & air conditioning/hvac
  + -1 more
They are friendly, on time and very professional. Prompt with fixing any issues that happen to come up. I would recommend them to others
Description of Work: HVAC

Rating CategoryRating out of 5
quality
4.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Response from A One Heating, Air Conditioning, and Plumbing LLC
Mr. [Member Name Removed], It has been a pleasure working with you and we are here to serve all your future HVAC needs. Thank you!

Windeli B.
12/2017
5.0
heating & air conditioning/hvac
  + -1 more
It went very well, efficient, on time, and did an excellent job.
Description of Work: They replaced my air conditioning unit

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Krishna S.
12/2017
5.0
heating & air conditioning/hvac
  + -1 more
They are very professional, knowledgeable and showed up on time. I would recommend them to others
Description of Work: HVAC

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
$6,000

Response from A One Heating, Air Conditioning, and Plumbing LLC
Mr. [Member Name Removed], I'm thrilled that you would recommend us to others! Thank you for your kind review.

Sam S.
12/2017
5.0
heating & air conditioning/hvac
  + -1 more
It went well and very happy with the results.
Description of Work: They installed a new unit and took out the old.

Rating CategoryRating out of 5
quality
5.0
value
3.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Response from A One Heating, Air Conditioning, and Plumbing LLC
Mr. [Member Name Removed], I can't thank you enough for your kind review!

Jason G.
12/2017
5.0
heating & air conditioning/hvac
  + -1 more
They are very professional and reasonably priced. They showed up on time and got the problem fixed in a timely manner. I was very pleased all around.
Description of Work: HVAC

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Response from A One Heating, Air Conditioning, and Plumbing LLC
Mr. [Member Name Removed], Thank you for choosing A One and allowing up to provide you with quality service!

Anthony F.
12/2017
5.0
heating & air conditioning/hvac
  + -1 more
Great! They worked with the tenant, and were in & out in a couple of hours. Louie was great to work with!
Description of Work: Installed a complete HVAC system (rental property)

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Response from A One Heating, Air Conditioning, and Plumbing LLC
Mr. [Member Name Removed], We strive to be the customer friendliest HVAC company! I'm glad we could help get your new system installed and accommodate your tenant!

Sharon B.
12/2017
5.0
heating & air conditioning/hvac
  + -1 more
They did a great job - they are a legitimate company.
Description of Work: .

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Response from A One Heating, Air Conditioning, and Plumbing LLC
Ms. [Member Name Removed], We appreciate your generous words! Happy to serve you!

Yolonde P.
12/2017
5.0
heating & air conditioning/hvac, fireplaces, gas logs
  + 1 more
Mr Simpson and assistant were a pleasure to work with. They arrived promptly, assessed the problem, and quickly did the repair. Extremely fair price. I would highly recommend them.
Description of Work: Gas fireplace insert serviced.

Rating CategoryRating out of 5
quality
5.0
value
4.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

Response from A One Heating, Air Conditioning, and Plumbing LLC
Ms. [Member Name Removed], Wow! I'm so blown away by your review. It made our day here at A One!

Karen C.
12/2017
5.0
heating & air conditioning/hvac
  + -1 more
Excellent; father and son team were the best; I wouldn’t go anywhere else
Description of Work: Air conditioning repair; and thermostat replacement

Rating CategoryRating out of 5
quality
5.0
value
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro

April L.
01/2017
5.0
heating & air conditioning/hvac
  + -1 more
Just wonderful people. My furnace went out after some electrical work, and while the owner couldn't come out to fix the furnace (it was late), he did try to walk me through the fix. Eventually I was nervous about my own abilities and had to give up, but I can't say enough good things about the experience. Just a wonderful person and I appreciate the time and attention.
Description of Work: Emergency furnace repair

Rating CategoryRating out of 5
quality
5.0
professionalism
5.0
responsiveness
5.0
punctuality
5.0

Yes, I recommend this pro
    • 1(current)
    • 2

Contact information

13801 Heatherstone Dr, Bowie, MD 20720

http://www.aoneheatingandair.com

Service hours

Sunday:
7:30 AM - 12:00 PM
Monday:
7:00 AM - 8:00 PM
Tuesday:
7:00 AM - 8:00 PM
Wednesday:
7:00 AM - 8:00 PM
Thursday:
7:00 AM - 8:00 PM
Friday:
7:00 AM - 8:00 PM
Saturday:
7:30 AM - 4:00 PM

Licensing

Bonded

Insured

Licensed*

Eco-friendly Accreditations

LEED Accredited Professional
No
Energy Star Partner
Yes
EPA Lead-Safe Certified
No
Use Green Products or Work Practices
Yes
State Contractor License Requirements

All statements concerning insurance, licenses, and bonds are informational only, and are self-reported. Since insurance, licenses and bonds can expire and can be cancelled, homeowners should always check such information for themselves. To find more licensing information for your state, visit our State Contractor License Requirements page.

*Contact business to see additional licenses.


Service Categories

Heating and Air Conditioning,
Gas Logs,
Fireplaces,
Natural Gas Lines,
Water Heaters

FAQ

A One Heating, Air Conditioning, and Plumbing LLC is currently rated 4.7 overall out of 5.

Sunday: 7:30 AM - 12:00 PM

Monday: 7:00 AM - 8:00 PM

Tuesday: 7:00 AM - 8:00 PM

Wednesday: 7:00 AM - 8:00 PM

Thursday: 7:00 AM - 8:00 PM

Friday: 7:00 AM - 8:00 PM

Saturday: 7:30 AM - 4:00 PM

A One Heating, Air Conditioning, and Plumbing LLC accepts the following forms of payment: American Express,Check,Discover,MasterCard,PayPal,Visa
Yes, A One Heating, Air Conditioning, and Plumbing LLC offers free project estimates.
Yes, A One Heating, Air Conditioning, and Plumbing LLC offers eco-friendly accreditations.
No, A One Heating, Air Conditioning, and Plumbing LLC does not offer a senior discount.
Yes, A One Heating, Air Conditioning, and Plumbing LLC offers emergency services.
Yes, A One Heating, Air Conditioning, and Plumbing LLC offers warranties.
A One Heating, Air Conditioning, and Plumbing LLC offers the following services: Service/Repair/Installation: Air Conditioning, Gas Furnaces, Heat Pumps, Gas Boilers, SpacePak High Velocity System, Ductless Mini Split Systems, Water Heaters, Gas Fireplaces, Humidifiers, Oil Furnace Conversions, HVAC Inspections, Service Contracts.
Commercial Equipment

Contact information

13801 Heatherstone Dr, Bowie, MD 20720

http://www.aoneheatingandair.com

Service hours

Sunday:
7:30 AM - 12:00 PM
Monday:
7:00 AM - 8:00 PM
Tuesday:
7:00 AM - 8:00 PM
Wednesday:
7:00 AM - 8:00 PM
Thursday:
7:00 AM - 8:00 PM
Friday:
7:00 AM - 8:00 PM
Saturday:
7:30 AM - 4:00 PM