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.

Phone: (430) 437-3943

Cross Streets: Between Amy Ln and Emily Ln