About Us

A Century of Service

The Henry P. Thompson Company was established in 1910 and is the oldest manufacturers' representative firm still doing business in the water and wastewater equipment industry.

Management continuity has existed since the death of the founder in 1946.  The company maintains the tradition of orderly expansion through in-depth service to its customers and principals

The company is incorporated in Ohio and occupies beautiful office space in Historic Milford, Ohio, near Cincinnati, Ohio.  This is the company's headquarters where most of its administration, customer service, and inside sales staff are located.  In order to provide our customers with the most immediate response, we also have a sales office in Indianapolis, Indiana.

We strive to provide the very best in clean water solutions. By utilizing Lowest Total Cost, Least Risk Solutions of engineered equipment, parts, and service for water and wastewater systems in Ohio, Indiana and Kentucky.  For more information on the products we offer, please click on the Manufacturers page.

Why Should You Call HPT?

  • 100 Years of Continuous Experience in Providing Water, Wastewater, sludge and Process Treatment Solutions in the Municipal, Industrial and Utility Markets 
  • 24 hours per day, 7 days per week emergency service and repair capabilities 
  • A wide range of solutions available for equipoment and systems, feasibility analysis, treatablility studies, cost effective analysis, design/build, startup and comprehensive training.