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Jimmy Wales, Chairman

Jimmy is the founder of the free online encyclopaedia Wikipedia which is read by more than 500 million users every month and has 18 billion page views. He is a board member of the Wikimedia Foundation a non-profit charitable organization. Jimmy holds a degree in Finance from Auburn University and a Masters in finance from the University of Alabama.

Mark Epstein, Chief Executive Officer

Prior to TPO, Mark co-founded and ran Mass1 Limited, where he built the business into a leading UK campaign agency, working with organisations including Channel 4, and charities such as DEC (Disasters Emergency Committee). Before starting Mass1 Mark held senior management positions in the mobile and creative industries.


Marisa Cassoni, Non-Executive Director

Marisa is a chartered accountant and finance professional with more than 35 years of experience. Her expansive career includes corporate finance, investigations and restructuring across a variety of industries and jurisdictions. She moved into commerce, joining the Prudential Group where she progressed through a series of senior finance roles to the position of finance director of the UK Division, following which she became the finance director of Britannic plc. Between 2001 and 2005 she was the finance director of the former Post Office (subsequently the Royal Mail), and joined the John Lewis Partnership in 2006 as their finance director, before retiring last year. She is currently a non-executive director at AO World Plc, Skipton Building Society and GFI Group, Inc.

Board Committee Membership: Chair of the Audit Committee, Member of Remuneration and Nomination Committees.


Christian Hernandez Gallardo, Non-Executive Director

Christian has over 17 years of operating experience in technology companies, developing businesses internationally. Prior to being a co-founder of White Star Capital, Christian worked at Facebook where he led the international expansion of the company's Business Development, Platform and Gaming Partnerships groups. Prior to Facebook, he held leadership roles for three years at Microsoft, specialising in smartphones and mobile business development, before moving onto Google and fulfilling the roles of Head of New Markets and Head of Distribution Partnerships. Christian is on the board of Glow Digital Media, Keyme, eLife Sciences Publications and is a Board Observer at Bloglovin'. Christian holds a degree in Economics from Duke University and an MBA from The Wharton School.

Board Committee Membership: Member of Audit, Remuneration and Nomination Committees.

Juliet Rosenfeld, Non-Executive Director

Juliet is a psychoanalytic psychotherapist and corporate psychology consultant. She previously worked as an advisor to the Permanent Secretary on Marketing and Government Communications in the Cabinet Office and prior to that in advertising for St Luke's Advertising and J Walter Thompson. Juliet is the widow of the late Andrew Rosenfeld, co-founder of the Company.



Tom Gutteridge, Creative Director

Co-founder of TPO, and co-founded Mass1 alongside Mark Epstein. At TPO he is responsible for the creative direction, brand development and is working with Jimmy Wales to develop the TPO online community.


Sam Tillotson, Chief Operating Officer

Sam joined TPO in May 2012 as one of its first employees and is responsible for the operational aspects of the Group. Previously he worked at Blyk and Alcatel-Lucent where he worked on the development, launch and management of platforms for mobile operators across Europe, the Middle East and Africa.




Andrew Rosenfeld - Former Chairman and Co-Founder

Sadly, Andrew passed away on 8th February 2015.

Andrew was the founder, former Chief Executive and Chairman of Minerva plc, the property investment and development group. The company was founded with an issued share capital of £70,500 and when Andrew stepped down as Chairman in 2006, the Company was amongst the FTSE 250 and valued at over £600 million. Since Minerva, Andrew has been an active private investor.

He will be sorely missed and we endeavour to continue to create the vision of The People’s Operator that he built with us.

The People's Operator plc is a company registered in England and Wales with a company number 09083874.
Registered office address 40 Underwood Street, London, N1 7JQ