National Trench Safety to Merge with Trench Plate Rental Company

Stonebridge Partners (“Stonebridge”) is pleased to announce that it has sold its interests in portfolio company National Trench Safety (“NTS”) as part of a merger agreement between NTS and Trench Plate Rental Company (“TPRC”). The merger transaction was organized and led by Tailwind Capital.

NTS was founded by President and Chief Executive Officer Ronald Chilton, who has led the business since 2003. NTS provides mission-critical safety solutions to over 4,000 customers, who look to NTS to provide premier trench shoring products to industrial contractors that operate in the underground construction and repair project space for roads and highways, pipelines, industrial plants, waterworks and airports.

NTS was acquired by Stonebridge in March 2012. In 2017 Stonebridge recapitalized the business while retaining a significant minority interest. During its investment period with Stonebridge, NTS expanded from 13 to 43 branch locations throughout the United States and the U.K. while growing EBITDA at a 16.5% CAGR.

Stonebridge Partners ( is a lower middle-market private equity firm founded in 1986. Stonebridge is focused on investing in family-owned, niche manufacturing, distribution, and service businesses with EBITDA of $3 million to $15 million.