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Board of directors

 Executive directors

Colin Skellett – chief executive. A chartered chemist and engineer by training, he has been working in the water industry for over 40 years, holding a number of positions in the management and control of both water supply and sewage treatment.

He joined Wessex Water in 1974 and was appointed its chief executive in 1988. Colin oversaw the move from the public to the private sector and the transformation of Wessex Water into a highly rated UK plc. He is chairman of the West of England Local Enterprise partnership, chair of Bath Hotel and Spa Limited and a director of Business West. 

Andy Pymer – director of customer and retail services. A chartered civil engineer turned economist, he has more than 20 years experience in the water sector holding roles both overseas and in the UK, including ten years as head of regulation and policy at Wessex Water.

He was appointed director of customer and retail services on 1 August 2012 and is also a director of Wessex Water’s joint venture billing company, BWBSL, and chair of Wessex WaterAid, which has raised more than £1.5m for the charity since 2002.

Sean Cater – director of operations and construction. Sean has more than 30 years experience in the construction and engineering industry and joined Wessex Water in 1992 as a resident engineer in the somerset division.

He worked as a construction manager and later took on the role of head of capital investment. In 2002 he became general manager of Wessex Utilities Contracting and in 2004 started the construction business that later became Wessex Engineering and Construction Services (WECS).

Dave Elliott – director of environment and assets. David has over 30 years’ experience in the water industry and joined Wessex Water in 1985. David has held a number of posts over his career, including 20 years in operations. He was appointed a director of Wessex Water in 2007 and is currently responsible for Wessex Water's wholesale water and environmental policies to ensure the company can deliver stakeholder aspirations to meet service, environmental, regulatory, financial and quality objectives. He is responsible for developing the programme to meet strategic objectives through investment in assets, services and behavioural incentives, and monitoring compliance. David is also responsible for health, safety and security within Wessex Water.

David is a Council Member of Water UK, non-executive director of UKWIR, and a member of the business advisory board of the Living with Environmental Change partnership. He is also the founder of Business4Life, a leadership development programme involving setting up model businesses whose profits go to WaterAid. 

Mark Watts – finance director and treasurer. A qualified treasurer, Mark spent eight years in international banking before joining the treasury department of Wessex Water in 1991. He was appointed treasury manager in 1994 before becoming treasurer in 1999 shortly after our acquisition by Enron.

Mark is highly experienced in raising finance, from both the capital markets and the banking sector, as well as having a long history in dealing with various corporate finance issues. He was appointed finance director and treasurer on 16 March 2010.

Non-executive directors

David Barclay – former vice chairman of Dresdner Kleinwort Wasserstein (DrKW). Nonexecutive director of VT Group Plc. Appointed 1 November 2005. Chairman of Audit Committee.

Gillian Camm – Chair of the board of governors at the University of the West of England. previously a non-executive director of building firm Rok and has had a number of community interests in Bristol, including being vice-president of the Quartet Community Foundation.

Peter Costain – former deputy chairman of Costain Group Plc 1995-1997 and chief executive 1980-1995. Non-executive director since 1999. Chair of pensions committee.

Fiona Reynolds DBE, CBE - chair of sustainability panel. Other non-executive roles include the Executive Board of the BBC and Board member of the Green Alliance and the Institute of European Environmental Policy. Director-general of the National Trust from 2001–2012. Master of Emmanuel College, Cambridge from September 2013.

Francis Yeoh CBE – managing director of YTL Corporation Berhad, Malaysia since 1988. A council member of the Malaysia Business Council as well as vice president of the Federation of Public Listed Companies of Malaysia. Director since May 2002.

Hong Yeoh – director of YTL Corporation Berhad, Malaysia since 1985, executive director of YTL Power International Berhad. Responsible for YTL Group’s Construction division. Director since May 2002. Chairman of Remuneration Committee.

Mark Yeoh – executive director responsible for the YTL Hotels and Resorts Division. He graduated from King’s College, University of London with an LLB (Hons) and was subsequently called to the Bar at Gray’s Inn, London in 1988. He joined the YTL Group in 1989 and serves on the board of YTL Corporation Berhad, YTL Power International Berhad, YTL Land and Development Berhad, YTL e-Solutions Berhad, YTL Vacation Club Berhad and Wessex Water Limited. Director since July 2003.

Hann Yeoh - non-executive director of Wessex Water since July 2012.  Executive Director of YTL Power Generation Sdn Bhd and part of the business development team of YTL Power International Berhad.

Kathleen Chew * – group legal adviser for the YTL Corporation Group. She holds a LLB (Hons) degree from the University of Birmingham and was called to the Bar at Gray’s Inn, London in 1982. She joined YTL Corporation Berhad in 1988 to set up its legal department after being in practice at the Malaysian Bar for five years. Prior to joining the YTL Group, she was a partner in the law firm of Abdul Aziz Ong and Co in Kuala Lumpur from May 1987 to January 1988.

* Alternate director to Francis Yeoh


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Colin S
Colin Skellett

Andy Pymer
Andy Pymer
Sean C
Sean Cater

Dave E
Dave Elliott

Mark W
Mark Watts

David B
David Barclay

Lesley Bennett
Gillian Camm

Peter C
Peter Costain

Fiona Reynolds caption
Fiona Reynolds

Francis Y
Francis Yeoh CBE

Hong Y
Hong Yeoh

Mark Y
Mark Yeoh

Yeoh Keong Hann
Hann Yeoh

Kathleen C
Kathleen Chew
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Facts and figures

We serve an area of around 10,000 square kilometres.

We supply 1.3 million people with around 285 million litres of water a day.

We treat 481 million litres of sewage from 2.7 million customers a day.

YTL Power International of Kuala Lumpur acquired Wessex Water in May 2002.

The water industry regulator Ofwat recognised us as the best water and sewerage company in England and Wales (2009-10).

Wessex Water employs 1,985 people.



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