Calera Capital announces completed sale of United Site Services to Platinum Equity

Calera Capital announces completed sale of United Site Services to Platinum Equity

  • Boston and San Francisco
  • August 28, 2017

Calera Capital, a leading middle-market private equity firm, today announced that it has completed the sale of United Site Service ("USS") to Platinum Equity. Terms of the transaction were not disclosed. Calera Capital acquired a majority interest in United Site Services in August 2014.

United Site Services, based in Westborough, Mass., is a leading provider of portable restrooms, temporary fence and related site services. The company serves customers throughout the United States through a network of more than 80 locations and the largest fleet of portable sanitation equipment in the country.

"We were very fortunate to have the opportunity to work together with Ron Carapezzi, the CEO of USS, and the rest of USS management to significantly grow and strengthen the company" stated Jim Farrell, a Managing Partner of Calera Capital, and Ethan Thurow, a Managing Director of Calera Capital. "Through this partnership, we were able to drive both organic and acquired growth, while also implementing operational improvements in the business." Jim Farrell and Ethan Thurow represented Calera Capital on the board of United Site Services.

About United Site Services

United Site Services provides a positive personal experience in a temporary environment. As the nation’s leader in the industry, United Site Services has more than 80 locations coast to coast providing quality portable restroom rentals and temporary fence rentals. Delivering on customer service first, United Site Services has expansive national reach with local roots to the communities it serves. To learn more about United Site Services, visit

About Calera Capital

Founded in 1991, Calera Capital is a private investment firm which has invested over $3.3 billion.  With offices in San Francisco and Boston, Calera focuses its activities in two industry sectors: Business Services and Specialty Industrials.  Calera Capital makes substantial equity investments in middle-market businesses, typically with enterprise values in the range of $100 million to $750 million, and seeks to build long-term sustainable value by working with management teams to implement strategic and operating initiatives.  For more information, visit:

For more information, contact:

Mickey Mandelbaum
Prosek Partners