Michael Slater has been appointed non-executive director of Roto-Gro.
Wesfarmers has appointed Rob Scott as the next managing director, succeeding Richard Goyder who will step down at the end of the year. Mr Scott has been appointed deputy chief executive officer, and will maintain his current role as head of Wesfarmers Industrials division.
Lawrence Tremaine has been appointed chief financial officer of Origin Energy. Mr Tremaine was executive vice president and chief financial officer of Woodside Petroleum, a company he joined in 2006. Prior to Woodside, Mr Tremaine spent 17 years at Alcoa and became their vice president, finance, Asia Pacific.