Directors and Officers


David Anthony Rasche


Appointed to the Board in September 2010. He was the founder of SSP Holdings Limited, one of the largest specialist insurance software houses in the world. David has over 40 years’ IT industry experience with over 35 years at Board level in the software and services sectors. David has chaired and advised businesses in both the public and private sectors.


Chris Clark

Chief Executive

Appointed to the Board in April 2017 as Chief Executive. Before joining GBG Chris was Managing Director at Experian for 5 years where he was responsible for accelerating growth across the UK & EMEA. Chris previously worked at BT for 20 years, running several large and small technology businesses across the globe. Chris has lived and worked in the USA, Europe and Asia, as well as the UK, and has significant international experience.

David John Wilson

Group Finance & Operations Director

Appointed to the Board in October 2009 having joined GBG as Finance Director, Dave has a strong background in managing business growth. He has worked in technology, media and telecoms for over 30 years, previously holding international and operational board level positions with companies including Eazyfone (brand, Codemasters, Fujitsu and Technology plc. Dave was named Finance Director of the Year at the 2013 Grant Thornton Quoted Company Awards and Finance Director of the Year at the 2015 FD Awards.

Richard Martin Linford

Non-Executive Director

Appvinted to the Board in November 2006. Previously Richard was Chief Financial Officer at News International, a post which he held for 11 years. Prior to this he was Director of Finance at BSkyB. Richard is a Fellow of the Chartered Institute of Management Accountants and holds a Masters Degree in Business Administration from Boston University.

Charmaine Eggberry

Non-Executive Director

Appointed to the Board in January 2014. Charmaine is a Partner at BCG Digital Ventures (an arm of The Boston Consulting Group), a role which involves leading the creation of completely new ventures and businesses for the world’s biggest brands. Charmaine is also a Non-Executive Director of software robot specialists Blue Prism Plc as well as Chairperson of Buzzmove. She previously held international senior executive roles with Research in Motion (Managing Director and Chief Marketing Officer from 2002–2008) and Nokia (Global Senior Vice President from 2010–2012). She led Wayra UK, one of the world’s largest digital business accelerators and was a non-executive director of Wayra UnLtd, a joint venture between the UK Government and Telefónica. Charmaine is also a board member and trustee of The Marketing Academy.

Nick Brown

Group Managing Director

Appointed to the Board in 2017. Nick joined GBG as Managing Director in 2006 and has been a member of the Group's Executive Team since joining the business. Nick today leads the Group’s expanding fraud, risk and compliance, customer and location intelligence, and employee screening propositions on a Global basis. Prior to joining GBG Nick held a senior management position at Sage, responsible for developing its UK channel network and has managed business divisions at both Microsoft and Fujitsu Services.

John-Henri Constantin

Company Secretary

John joined GBG in 1994 as Assistant Company Secretary, becoming Deputy Company Secretary, and in 2002 was appointed Group Company Secretary & General Counsel. With over 20 years’ experience of working within a listed company environment he leads the Group’s legal, administration, corporate governance and compliance operations. John has been a Fellow of the Institute of Chartered Secretaries and Administrators (FCIS) since 2007.