Calvert Street Capital Partners, a private equity firm, has appointed Paul Burton as CEO of the firm’s portfolio company, MSI.

Burton joins the firm following his time as president of Cincinnati Fan. Burton joins the firm with expertise in strategic planning, mergers and acquisitions, and aiding revenue growth for the firm.

MSI is a manufacturer of high-precision components for customers across the aerospace and defense, medical, packaging, and industrial industries. The firm provides services including milling, turning, grinding, finishing, and assembly.