Bedding retailer Mattress Firm Holding has appointed Charles Eitel to its board of directors. His election increases the board size to seven members.

Eitel is a co-founder of Eitel & Armstrong, a consulting practice that provides operating and financial guidance to middle market companies. He is also a partner at E&A Advisors, which provides financial advice to middle market companies on capital formation, acquisitions, divestures, restructurings and private placements.

Prior to forming Eitel & Armstrong, Eitel served as vice chairman of the board of The Simmons Bedding Company, an Atlanta-based manufacturer of mattresses. He served as chairman and chief executive officer of Simmons until his appointment to vice chairman. Eitel currently serves on the board of directors of Duke Realty Corporation, American Fidelity Assurance Corporation, and Criterion Brock. He also serves on the advisory board of Advanced Sleep Concepts, a bedding manufacturer.