In 1956 Harry Grant, a mechanical engineer with a strong background in air distribution, founded H.D. Grant Co., Inc.

Over the years, the company has represented many of the best manufacturing lines in the HVAC industry.

Today, Harry D. Grant, Jr. (Danny) has been President and Chief Operating Office for the company for the past 30 years. John Gilbert is the Sales Manager and has been with the company since 1992.

H.D. Grant currently employs a staff of 27, of which include salespeople, assistants, a warehouse team and 3 HVAC engineers covering Southeast Texas.

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We have been in our current location for 20 years with a 20,000 square foot warehouse stocked with exhaust fans, fire dampers, radiation dampers, single duct VAV boxes, fan powered VAV boxes with electric heat, Vibration Isolation, and many other products for the HVAC industry. We represent the top lines with Greenheck and Price Industries leading the way for our success. Our manufacturers over the years have presented us with numerous awards by achieving sales goals and consistent territory quota sales.

​H.D. Grant's mission is to be the industry leader in customer satisfaction by providing quality products and services which are cost effective, innovative, and reliable. We offer excellent customer service and expect the same service from our manufacturing lines we represent. Our sales staff is a large part of who our company represents and we commend them for their hard work and strong work ethics.