Charterhouse Capital Partners, a private equity investment firm, to acquire a majority stake in Two Circles, an international data-driven sports marketing company. Financial terms were not disclosed. “At Charterhouse we identify technology-enabled services firms with highly differentiated expertise and back their management teams to become global leaders. Two Circles was a standout opportunity because of its data-driven focus, resilient profits, and growth in every year since it was founded in 2011," Chris Warren, Charterhouse Partner.