Appointed Managing Director in January 2005, Mr Annett (51) has been an Executive Director of Glas Cymru since April 2000, and of Dŵr Cymru (Welsh Water) since May 2001. He was previously a Director of Welsh Water between 1992 and 2000, prior to which he held various investment banking positions with Schroders, County Natwest and Wasserstein Perella.

Appointed Finance Director of Glas Cymru in April 2000 and of Dŵr Cymru (Welsh Water) in May 2001, Mr Jones (46) was previously Director of Regulation of Welsh Water and South Wales Electricity Plc. Before joining Welsh Water in 1995, he was a Director at National Economic Research Associates and, prior to that, worked for HM Treasury. He is a Non-Executive Director of the Principality Building Society and Deputy Chairman of The Prince’s Trust - Cymru.

Appointed Operations Director in July 2006, Mr Perry (48) has a civil engineering background. He was formerly the Chief Operating Officer for United Utilities Operational Services (UUOS), with responsibility for its then operational contract with Welsh Water and UUOS's water interests in Scotland and Ireland. Prior to joining UUOS he worked for Dŵr Cymru (Welsh Water) for over 17 years. He is also a Director (representing Wales) at The Water Regulations Advisory Service, the national body specifying standards for materials and workmanship used in potable water supply.

Appointed a Non-Executive Director in March 2001. Mr Bryant (66) is a former Chief Executive of British Steel and, until December 2000, was Joint Chief Executive of Corus Plc. He is a Non-Executive Director of Costain Group Plc, and was a Non-Executive Director of Bank of Wales Plc between 1996 and 2001.

Appointed a Non Executive Director in July 2000, Mr Davies (66) is a former journalist whose career spanned both public and private sector broadcasting (including Controller of BBC Wales throughout the 1990s). He is Chairman of the Institute of Welsh Affairs and of Welsh National Opera and a trustee of The Media Standards Trust. He is also a former Chairman of the Arts Council of Wales.

Appointed a Non-Executive Director in February 2001. Mr Hobson (62) is the Chairman of The Sage Group plc and Northern Foods Plc, and of Changing Faces – the UK charity that supports people who have disfigurements of the face or body. A Chartered Accountant, he was previously Group Finance Director of Legal & General Group Plc for fifteen years until his retirement in 2001.

Appointed a Non-Executive Director in October 2009, Professor Palmer (58) is Professor of Epidemiology and Public Health at Cardiff University, where he is the inaugural Cochrane Professor of Epidemiology, and he chairs the Wales Chief Medical Officer's Health Protection Committee. From 2003 until July 2010 he has been Director of the Health Protection Agency's chemical hazards division, local and regional services division, and head of profession for epidemiology in the HPA. A fellow of the Faculty of Public Health and the Royal College of Physicians, he has been an influential figure in public health for over 25-years. He has a long CV of previous public health professional functions and has written many books and peer reviewed papers on infectious diseases and chemical hazards.

Appointed a Non-Executive Director in June 2007. Mr Strachan (56) is a Non-Executive Director of Legal & General Group Plc, JP Morgan Asian Investment Trust, the Financial Services Authority, Sarasin and Partners LLP and Social Finance Limited. He is a Visiting Fellow in risk and regulation at LSE. Former roles include: Chairman of the Audit Commission, a Non-Executive Director of the Bank of England and of Care UK plc, a Board member of Ofgem (the energy regulator), chairman of the charity RNID and Managing Director of Merrill Lynch.