H.D. Grant Co., Inc. currently employs a staff of over 15 salespeople in Houston covering Southeast Texas.

We keep our warehouses in Houston 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.

Our mission is to be the industry leader in customer satisfaction by providing quality products and services which are cost effective, innovative, and reliable.


We are now representing Big Ass Fans and AirMaid products so please contact one of our Sales people for more information!

Watch for the new to the industry Price Engineer's HVAC Handbook - to be personally delivered to you and upon request!  

Upcoming Events:

  • Please contact us for a factory visit to Price and/or Greenheck.

For more information, please contact Chad Wiginton
at cwiginton@hdgrant.com or (713) 830-4524

H. D. Grant Co. proudly represents

Greenheck is the leading manufacturer of air movement and control equipment. Our extensive line of Greenheck products includes:

  • Centrifugal & Vane Axial Fans
  • Fire/Smoke Dampers & Louvers
  • Control Dampers
  • Commercial Kitchen Hoods & Fan Packages
  • Air-to-Air Energy Recovery Ventilators
  • Direct & Indirect Gas Fired Make up Air
  • Fire Dampers
  • Fans
  • Ventilators

Price Industries is North America’s leading manufacturer of HVAC products. Our extensive line of Price products includes:

  • Underfloor Air Distribution
  • Critical Environments
  • Air Terminal & Fan Coil Units
  • Grilles, Registers & Diffusers
  • Displacement Ventilation
  • Silencers
  • Radiant Systems
  • System Controls
  • Sound Attenuators

Accutrol is a leading supplier of laboratory and hospital airflow control systems that has provided equipment on hundreds of installations around the world. Our extensive line of Accutrol products includes:

  • Airflow Control Valves
  • SmartLab DDC Systems
  • Air Velocity and Pressure
    Measurement Equipment
  • Indoor Air Quality
    Monitoring Systems
  • Fume Hood Controls
  • Isolation Room Controls