Champlain Capital Partners, LP The Principals of Champlain Capital are experienced private equity managers dedicated to working with owners and management teams of middle-market companies. We provide equity capital and financial, strategic, and operational expertise to assist owners and management teams in providing liquidity for shareholders, making strategic acquisitions and financing major capital expenditures or growth programs. Since 1992, the partners have invested over $850 million in more than 50 companies using both equity and debt instruments. These investments have facilitated transfers of ownership and provided capital for growing businesses in partnership with management.