THB Company, Inc. is a trusted leader in independent Testing, Adjusting, and Balancing (TAB) services throughout New England since 1999. We specialize in optimizing HVAC system performance through precise air and hydronic balancing, comprehensive system verification, and detailed performance reporting to ensure every project meets design intent and operates at peak efficiency.

As a proud signatory contractor employing skilled members of the Boston Sheet Metal Workers Local 17, our team is built on the highest standards of craftsmanship, professionalism, and ongoing training. Our technicians bring the knowledge and experience necessary to deliver accurate, reliable results on projects ranging from healthcare facilities and laboratories to schools, commercial buildings, and complex industrial systems.

We are also proud to be affiliated with the Sheet Metal and Air Conditioning Contractors' National Association (SMACNA), reflecting our commitment to industry best practices, quality workmanship, and excellence in the sheet metal and HVAC industries. Through these partnerships, we uphold the highest standards of safety, integrity, and technical expertise on every project.

At THB Company, we believe that successful projects are built on collaboration, precision, and accountability. By working closely with owners, engineers, mechanical contractors, and commissioning teams, we help deliver HVAC systems that perform as intended, maximize energy efficiency, and provide long-term reliability.

When performance matters, THB Company delivers confidence through experience, accuracy, and a commitment to excellence.


THB Company

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THB Company

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