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About Us

Serving Dallas, TX, Since 1957

Are you searching online for heating or air conditioning services in Dallas, TX? Look no further than Harlen Johnson! At our core, we are committed to delivering top-notch solutions tailored to your home or business. With a deep understanding of your needs, we guarantee a system and solution that perfectly aligns with your requirements. Having successfully installed numerous systems in this area, we have earned a reputation for our unwavering commitment to excellence, ensuring the job gets done right the first time. Whether you are looking for a furnace installation or AC repair in Dallas, TX, our team can help. We also provide indoor air quality solutions to keep your space clean and healthy.

Our Services


What Our Customers are Saying

Black man, electrician with clipboard for air conditioner inspection

AC Services in Dallas, TX

Is your AC system acting up or making strange noises? Don’t wait for the problem to get worse. Our team is here to tackle any issue your unit might have, no matter how small or large it may be. We can quickly diagnose the underlying cause and provide a prompt solution that fits perfectly within your budget. So, if you are looking for a trusted AC installation company in the area, Harlen Johnson should be your first call. Beyond this, we offer indoor air quality services in Dallas, TX, to keep your home or office safe from any harmful pollutants!


Heating Services in Dallas, TX

Living without efficient heating can be a nightmare during cold winter days. That’s why our team is here to restore warmth and comfort in your home or office. Whether you are looking for a furnace repair or an emergency heating service, our team can help. We offer service agreements to help reduce service emergencies to keep your comfort system running at peak performance. Equipped with the latest tools and industry-grade parts, we can guarantee a hassle-free service experience. Schedule an appointment for heater repair in Dallas, TX, and get ready to enjoy a warm and cozy winter!

Plumber fixing an hot-water heater

Plumbing Services In dallas, tx

From minor plumbing repairs and water heater installations to commercial plumbing services, our team offers a wide range of services to meet all your plumbing needs. Your comfort and safety are paramount to us, driving our commitment to deliver prompt, dependable, and budget-friendly plumbing solutions. Let us help you solve your plumbing problems, so you can get back to your normal routine!


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