Fort Worth, Texas-based mechanical contractor Dyna Ten Corp. has been purchased by Comfort Systems USA Inc. Terms were not disclosed.

The transaction was scheduled to close May 1. Officials with Comfort Systems said they expect Dyna Ten to boost Comfort Systems’ revenue by $70 million to $80 million at profitability levels at or above those of Comfort Systems’ current operations.

“We are extremely happy to announce that Dyna Ten is joining Comfort Systems USA,” said Comfort Systems CEO Brian Lane. “Dyna Ten has a long history of providing extraordinary outcomes for its customers in medical, industrial and commercial markets. This partnership with Dyna Ten brings excellent capabilities, resources and leadership at every level, together with a tremendous reputation and solid customer relationships, and we expect that Dyna Ten will continue to grow and improve for years to come. We also believe interaction between our existing companies and Dyna Ten will strengthen and improve our existing operations in Texas, and across all of Comfort Systems USA.”