US private-label group Ralcorp Holdings has appointed Patrick Mulcahy and David Wenzel as board directors with immediate effect.

Mulcahy and Wenzel have both been appointed by the company's board, and will serve until the annual shareholder meeting in 2008, when they will stand for election as directors by the company's shareholders.

Mulcahy is chairman of Energizer Holdings, where he was formerly CEO. Wenzel is chief operating officer of EFR Group.