Ajay Kumar Dixit has replaced Sudhir Mathur as chief executive of Cairn Oil & Gas

Alina Popa has been appointed chief financial officer of OMV Petrom

James Parkin has quit as chief operating officer of KrisEnergy

Mark Lappin is to succeed the retiring Algy Cluff as chairman of Cluff Natural Resources

Bob Bryce has joined Rever Offshore as operations director

Marit Blaasmo is replacing Jorunn Kvaale as vice president for health, safety, security, environment & quality at Aker BP, with the latter moving to vice president of Valhall new operating strategy

David Benison has been appointed managing director of SengS

Ulrik Andersen has been named chief executive of Avance Gas

William Thomas has joined the board of...