Anchor is a portfolio company of Maryland-based private equity firm American Capital Strategies. The transaction is expected to close in a few weeks, subject to the satisfaction of customary conditions, including debt financing for the transaction.

Tulsa-based Anchor has more than 20 operating facilities in Texas, Oklahoma, Arkansas, Colorado, Montana, New Mexico, Utah and Wyoming. The company’s operations focus on regions that have complex onshore drilling environments, which require proprietary drilling fluid blends and customized engineering services.

In addition to drilling fluids, the company’s fluid-handling operations include freshwater and production water transport services in the Piceance Basin in the US state of Colorado.

William Pruellage, the managing director who led the negotiations for
Castle Harlan, said: Over the past 35 years, Anchor has worked in close partnership with some of the most active land drilling companies in the country. We are confident that Anchor will continue to show solid growth in the years ahead.