Improve Your Comfort



Home of the handshake promise

Contact us for HVAC services in East Texas

A black and white icon of a fan and a flower on a white background.

Air Conditioning

Beat the heat with our air conditioning repairs.

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Heating

Maintain a cozy indoor environment.

A black and white drawing of a refrigerator with a water dispenser on the door.

Refrigeration

Trust us to handle your refrigeration concerns.

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Maintenance

Keep your HVAC system in top condition.

Heating and Cooling Solutions You Can Trust
Discuss your needs with our experienced HVAC contractor

Experience True Comfort with Our Expert HVAC Services

We offer reliable heating and air solutions in the East Texas region

Diamond B Heating and Air is your trusted partner for all HVAC needs in the East Texas region, including Tyler, Longview and Smith County. As a family-owned business, we pride ourselves on integrity and customer satisfaction. Our third-generation HVAC contractor has been raised in the air conditioning industry, offering 27+ years of experience to both residential and commercial clients. We stand by our work with the "Home of the Handshake Promise," verifying that every client receives honest work, fair prices, and top-quality HVAC services. We're committed to keeping your home or business comfortable year-round. Contact us now to experience the benefits of our expert heating and cooling services and enjoy a comfortable space today.

A large air conditioner is sitting outside of a house.
A man in a cowboy hat is standing next to an air conditioner.

Discover Our Comprehensive HVAC Services

At Diamond B Heating and Air, we offer a wide range of HVAC services to meet your heating and cooling needs.

Our skilled contractor is dedicated to providing top-notch solutions with a focus on excellence and reliability. Our services include the following:


  • Air conditioning repairs and replacements
  • Heating repairs and installations
  • Refrigeration upgrades and new installations
  • Maintenance work and system inspections
  • Commercial ice-maker repairs and tuneups


Make sure your HVAC system is running efficiently and effectively.  Reach out to us if you have any questions.

Committed to Excellence

Our mission at Diamond B Heating and Air is to provide exceptional heating and cooling services with a focus on client satisfaction. We believe in the power of transparent communication and hard work, which is why we offer the "Handshake Promise" to all our customers. You can have peace of mind knowing that we'll deliver top-quality solutions that you can trust. Join our family of satisfied customers and experience the difference of working with a company that truly cares about your comfort.