Sir Charles Dunstone

Executive Chairman

Sir Charles is the founder of The Carphone Warehouse and created TalkTalk in 2002. He was appointed Chairman of TalkTalk in 2010 and became Executive Chairman in May 2017. Sir Charles has directed the development of TalkTalk to become one of the leading fixed line telecommunication businesses in the UK. Sir Charles is currently Chairman of Royal Museums Greenwich and Land Rover BAR and recently stepped down as Chairman of Dixons Carphone PLC on 1st May 2017. 

Tristia Harrison

Chief Executive Officer

Tristia is Chief Executive Officer of TalkTalk.  Prior to this Tristia was the Managing Director of TalkTalk’s consumer business. Tristia joined The Carphone Warehouse Group in 2000 and has held a number of senior management and executive positions in The Carphone Warehouse and TalkTalk Group. She joined the PLC Board in 2014. Tristia is also a Trustee at Comic Relief and national charity Ambitious about Autism.

Charles Bligh

Chief Operating Officer

Charles is the Chief Operating Officer of TalkTalk, prior to this he was the Managing Director of TalkTalk Business, Technology and Security joining the Group in November 2011 and the PLC Board in 2014. Previously Charles worked at IBM for almost 22 years where he held a number of senior executive and board roles leading multi billion pound businesses. Charles has worked internationally in Australia, US, China, Japan and emerging markets in Asia. Charles is also a Trustee of the National Children’s Orchestras of Great Britain.

Kate Ferry

Chief Financial Officer

Kate was appointed Chief Financial Officer of TalkTalk Group in October 2017. Prior to joining TalkTalk, Kate was an Executive Director at Dixons Carphone Plc for almost 8 years, originally brought in as Corporate Affairs Director in 2010 to facilitate the demerger from TalkTalk. Kate began her career in audit with PwC before moving to Merrill Lynch as a Director within the equity research team where she spent the next 10 years. Kate is a chartered accountant and a member of the Heads Together Advisory Board.

John Gildersleeve

Deputy Chairman

John is Deputy Chairman having joined the Board in 2010, as well as the Chairman of The British Land Company plc. John was previously the Deputy Chairman and Senior Independent Director of Spire Healthcare Group plc until May 2017, Chairman of Carphone Warehouse Group until December 2015, and a Non-Executive Director of Pick n Pay SA until March 2016. He was also formerly Chairman of New Look Retail Group, EMI Group and Gallaher Group; a Non-Executive Director of Dixons Carphone plc, Lloyds TSB Bank PLC and Vodafone Group and an Executive Director of Tesco plc. 

John Allwood

Non-Executive Director

John joined the Board of TalkTalk in 2010 and is the Audit Committee Chairman. He has spent his entire career in media and telecoms, holding a number of senior executive positions in these sectors, including Chief Executive of Orange UK between 2000 and 2004. Prior to that John spent eight years at Mirror Group plc as Finance Director and Chief Executive. After leaving Orange he was Managing Director of Telegraph Media Group, and Chief Operating Officer and Finance Director of Mecom Group plc. In addition to his role at TalkTalk, he is Chairman at IMI mobile plc, Chairman of Adgorithms plc and a Director of Creative Education Trust.

Cath Keers

Non-Executive Director

Cath joined the Board as a Non-Executive Director in August 2016, having previously been Customer Director and Marketing Director of O2 UK and, later, a Non-Executive Director of Telefonica Europe plc. Cath is Chair of ustwo, a digital product, games and venture business and Non-Executive Director of Royal Mail plc and LV=.  With effect from 1 July 2017 Cath will also be Non-Executive Director of Sage Group plc. 

James Powell

Non-Executive Director

James joined the Board in July 2012.  James is SVP & CTO Americas at Warburg Pincus. Prior to that he was Chief Technology Officer at Nielsen having previously spent 14 years at Thomson Reuters as CTO.  James held a number of senior leadership positions at Thomson Reuters including CTO for Enterprise; CTO and Global Head of Product Development; Head of Technology Strategy; and CTO for Thomson Reuter's financial division.  He has also held senior leadership positions at Solace Systems, Citadel Investment Group and TIBCO Finance Technology.

Sir Howard Stringer

Non-Executive Director

Sir Howard joined the Board in July 2012.  Until June 2013, he was Chairman of Sony Corporation, where previous appointments included President and CEO.  Prior to Sony Corporation, Sir Howard had a distinguished 30 year career as a journalist, producer and executive at CBS Inc., and President of CBS Broadcasting. In addition to his role at TalkTalk, Sir Howard is the Chairman of the American Film Institute, Said Business School Oxford, and New York Presbyterian Ophthalmology Center, as well as being a Board member of the BBC and Time Inc.

Roger Taylor

Non-Executive Director

Roger joined the board as a Non-Executive Director in November 2015, having previously been TalkTalk’s Non-Executive Deputy Chairman between January 2010 and July 2012. From 1999, Roger served over sixteen years as CEO, CFO and Deputy Chairman of The Carphone Warehouse and Dixons Carphone plc. Roger is also a founding Partner in both Student Castle LLP and Freston Ventures Investments LLP, which invests directly in a number of private businesses including Five Guys Europe and MOD Pizza UK, in addition to various indirect private equity and investment funds.

Nigel Langstaff

Non-Executive Director

Nigel was at The Carphone Warehouse Group PLC from 1997 until its merger with Dixons Retail in 2014. He held a number of senior finance roles including UK finance director and group finance director, before becoming CFO in 2010. He was also a director of Virgin Mobile France from 2009 to 2014. Prior to working at The Carphone Warehouse, he spent four years with Arthur Andersen, where he qualified as an ACA. He is a trustee for a number of charities, including Renaissance Foundation and Ensemble Pour La Difference.

Ian West

Senior Independent Director

Ian joined the Board in February 2011 and is the Senior Independent Director. He has been involved in the TMT sector for over 25 years as a manager, director and investor. Ian held numerous roles at British Sky Broadcasting over eleven years, latterly as Managing Director of the Sky Digital subscription business. Ian is also currently an investor in a range of small and medium sized businesses and co-founded Top Up TV in 2003. Ian was a supervisory board member of Kabel Deutschland.

Tim Morris

Group General Counsel and Company Secretary

Tim is responsible for all legal matters in the UK and across Europe including acquisitions, corporate governance and company secretarial matters at TalkTalk Group. Previously he was a partner at DLA Piper LLP.



Terms of Reference (PDF)

  • John Gildersleeve (chair)
  • John Allwood
  • Roger Taylor
  • Ian West


Terms of Reference (PDF)

  • John Allwood (chair)
  • Cath Keers
  • James Powell
  • Ian West
  • Nigel Langstaff


Terms of Reference (PDF)

  • John Gildersleeve (chair)
  • John Allwood
  • Sir Howard Stringer
  • Ian West