Vistage International Inc., a locally based advisory and coaching organization, announced that TowerBrook Capital Partners LP has acquired a majority interest in the company.

TowerBrook, with offices in New York, San Francisco and London, acquired the majority interest in Vistage with Education Growth Partners, a private equity firm focused exclusively on the education sector, as a minority partner, according to the news release.

Details of the transaction were not disclosed.

“TowerBrook and Education Growth Partners both have a track record of success in helping grow the companies they invest in,” Vistage CEO Rafael Pastor said in a statement. “I am confident that they understand and appreciate the distinct value Vistage provides to CEOs and other senior executives through our professionally-facilitated peer-advisory experience, and I am eager to work with both firms to help facilitate the next phase of Vistage’s growth and expansion.”

Vistage International, founded in 1957, serves more than 16,000 CEOs and senior level executives in 15 countries, according to the news release. Members participate in peer advisory meetings facilitated by professionals, receive one-on-one training and are connected with the organization’s network of business leaders.

TowerBrook, an investment management firm with approximately $4.5 billion capital under management, focuses on making investments in large and middle market North American and European businesses, according to the news release.