DSP Partners, formally Dimeling, Schreiber & Park, is a private investment firm founded in 1982 and based in Philadelphia, Pennsylvania. The firm specializes in opportunistic private-equity investments, primarily in the form of leveraged acquisitions, management buyouts, and generational ownership transitions for lower and middle-market companies. Since inception, DSP has completed acquisitions totaling in excess of USD 1 billion, frequently co-investing with partners such as Prospect Capital Corporation and American Capital Strategies. Notable portfolio investments include R-V Industries (custom fabrication and pressure vessels) and Pan Am International Flight Academy (commercial airline pilot simulator training), and the firm's partners include Richard R. Schreiber, Steven G. Park, and Peter D. Schreiber.