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Harlen Johnson Heating & Air Conditioning
Harlen Johnson Heating & Air Conditioning Co. is dedicated to providing the best possible solution for your home or business. You can count on us to provide you with a system and solution that fits your unique needs and since we've installed many systems in this area, we've earned a reputation for doing the job right the first time.

As a Carrier dealer, with a wide variety of products to choose from, we can keep your family healthy and feeling comfortable all year long. We carry a complete line of indoor comfort equipment with innovations that raise the standards of comfort and reliability, including air conditioners, heat pumps, gas furnaces, programmable thermostats, humidifiers, ductless split systems, air cleaners, ultra violet lights, ventilators and zoning products.

Let the experts at Harlen Johnson Heating & Air Conditioning Co. help you customize a solution that's right for you. We are service professionals! As licensed contractors and specialists in the field of heating and air-conditioning, we have the tools, the equipment, and the experience to keep your equipment running smoothly all year long.
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Harlen Johnson Heating & Air Conditioning Co. was founded in 1957 by my father Harlen Johnson, who remained active in the business until 1990. After serving a tour of duty in Patton's 3rd army and two tours of duty in the Korean conflict, he returned stateside and learned the air conditioning business.
Your home should be your safe place, but is your inside air dangerous to your heath? We offer a variety of indoor air quality products, each of which target and combat numerous indoor air pollutants. Our indoor air quality products will help you maintain a clean and healthy indoor air environment, creating a safe haven for your family.
Thermostats are the brain of your heating and cooling system, while zoning is the muscle. Every system requires a thermostat, and zoning is great option to add on. Harlen Johnson Heating & Air Conditioning Co. carries a complete line of thermostats and zoning products for optimum comfort and energy savings for your home.
Your home comfort system is most likely the single biggest use of energy in your home. In fact, over a third of the energy used in the United States is used to heat and cool buildings. Having a properly designed and installed heating and air conditioning system will have the biggest impact on your energy costs.
As licensed contractors and specialists in the field of heating and air-conditioning, we have the tools, the equipment, and the experience to keep your equipment running smoothly all year long. If it is emergency service that you need, we are available to assist you, 24 hours a day, 7 days a week. To help reduce those service emergencies, we offer service agreements to keep your comfort system running at peak performance.
Reviews (9)
Connie P.
Connie P.
Feb 20, 2021
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We have used this company several times in the past and have always been extremely pleased with their work but I was never more grateful than I was this time. After making it through a week of snow, ice and extreme temperatures without losing any utilities, our heater went out. Called them and left a message not really thinking we would hear back from them for awhile. Not only did they call back but had a repairman out the same day. He fixed the problem quickly and our house was toasty warm in no time. These folks are the best! I highly recommend them. Oh and they are honest, reasonably priced
Zk Nightmarez
Zk Nightmarez
Oct 23, 2020
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Positive: Quality
The best of the best HVAC company out there ! Oscar and his crew did an awesome and professional installation , Happy customer here !
Benjamin Lotzer
Benjamin Lotzer
Jun 15, 2020
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Great company with an impressive track record. Has handled our personal property, rentals, and commercial building for 14+ years. They've handled small job for us of a 200 sq ft workshop to a 7000 sq ft warehouse. On time, work is done right the first time, and well priced.
Jerry Don Branch
Jerry Don Branch
Nov 07, 2019
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Positive: Responsiveness
From start to finish great experience. Starting with Norma taking my service call and getting the tech, Paul to me in less than an hour. Fixed what was needed for a reasonable price. Thank you Lee Johnson.
Steven Kruger
Steven Kruger
Oct 17, 2019
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A technician, Bob, came to my house two days ago to repair a problem with the indoor unit of my HVAC system. Bob was very courteous and polite, and he fixed the unit. He also took the time to explain how to read the blinking code which tells you the source of the problem. He finished within an hour and the cost was the most reasonable of any HVAC company I have dealt with.
Steve Herrmann
Steve Herrmann
Oct 06, 2018
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Disappointing service. Technician came by and in 20 minutes told compressor was bad needed to replace whole unit and probably best to replace furnace as well($13000+)109 outside what are you going to do had another technician come by next from North Dallad AC and he spent same 20 minutes replaced a $75 part and AC up and running. You tell me which is the honest one
Sales Manager
Sales Manager
Nov 26, 2017
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We have been Harlen Johnson Heating and Air clients for around 30 years.
These folks are the best in Dallas and as very demanding customers, we would NOT continue using them if we were not 1000% satisfied on both the technical and customer service levels. This is a family owned business and when you talk to an owner it is really THE owner. We are customers for LIFE. Thank you, Bill Reiter
Mike
Mike
Dec 19, 2015
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I have been using these folks for about 15 years for 2 different commercial buildings. They have done an excellent job. They give an honest assessment about any issues with AC/Heater units. They currently service the 18 units I have on my 40k square foot building. They recently replaced a 10 ton unit for me at a fair price.
Henry Amasha
Henry Amasha
Sep 29, 2014
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This company is awful, they need to hire a new front desk girl. She refused to transfer my call to the correct person. This is horrible customer service by far. AVOID THIS COMPANY!!!!!!