Our leaders drive TNS to provide our clients with world-beating market research information services. Click on the tiles below to meet TNS’ leaders.

Robin Wood

Chief Marketing and Solutions Officer

Robin has been the Chief Marketing and Solutions Officer for Millward Brown since September 2014.

Jonathan Chocqueel-Mangan

Chief Strategy & Transformation Officer

Jonathan has been the Chief Commercial Officer and Director of Strategy & Transformation at TNS for the last two years.

Isabel Almarcha

CEO, Spain & Portugal

Isabel has been the CEO of TNS Spain since December 2014, after previously being MD since 2009.

James Brooks

Chief Operations Officer

James was appointed the Chief Operations Officer of Kantar’s consumer insights businesses in January 2016.

David Day

Global CEO, Lightspeed Research

David is the Global CEO of Lightspeed Research. He joined the company in 2006 and has been Global CEO since 2009.

Charles Foster

CEO, Africa and Middle East

Charles was the Managing Director of Millward Brown AME.

Gonzalo Fuentes

CEO, Hispanic LatAm

Gonzalo Fuentes has been CEO of Millward Brown Latin America and a member of the Millward Brown global board since April 2014.

Valkiria Garré

CEO, Brazil

With more than 20 years of experience in market research, Valkiria has been working at Millward Brown Brazil for 17 years.

Adrian Gonzalez

CEO, North, South East Asia and Pacific

Adrian joined Kantar in 1994 and most recently led Millward Brown in Africa, the Middle East and Asia Pacific as regional CEO.

Sebastien Janini

CEO, Southern and Eastern Europe, Benelux and Israel

Sebastien Janini has been CEO of TNS for the Southern Europe and Benelux region, which includes France, the Netherlands, Belgium, Italy, Spain, Portugal and the Balkans, since late 2013.

Jean-Michel Janoueix

CEO, France

Over the past 25 years Jean-Michel has had experience in sectors such as banking, video games, internet and IT services and led several business transformation projects.

John McHarry

CIO Kantar & Consumer Insights

John McHarry has been CIO of Kantar since January 2014, and was previously the CIO of TNS.

Ishbel Morrison

Chief Human Resources Officer

Ishbel joined TNS as Global HR Director in June 2014.

Mary Ann Packo

CEO North America

Mary Ann Packo has been CEO of Millward Brown North America for nearly 10 years.

Yvonne Pernodd

CEO, Nordics & Baltics

Yvonne Pernodd has been the Regional CEO for TNS N&B for more than two years, focusing on regional clients and building efficiencies across seven countries.

Deepender Rana

CEO, Greater China

Rana has been the Head of Millward Brown for Greater China since May, 2013.

Preeti Reddy

CEO, South Asia

Preeti has been the CEO of IMRB International since 2015.

Dave Sandberg

Chief Financial Officer

Dave has worked for Millward Brown for 18 years starting as the North American CFO and later moving into the global CFO position in 2008.

Stefan Stumpp

CEO, Germany

Stefan has been CEO of TNS Germany & Central and Eastern Europe since April 2014.

Ruslan Tagiev

CEO, Russia, Ukraine

Ruslan leads Russia’s most successful and largest research group in Russia, which unites Media Research, Media Intelligence and Custom Market Research businesses under the TNS Russia brand.

Serene Wong

Global Chief Client Officer

Serene joined Research International (now TNS) in 2000 and led the South East Asian business with a strong team of international expertise, growing a healthy business of regional and global client accounts.

Tim Wragg

CEO, UK & Ireland

Tim has led Millward Brown Europe as CEO since 2009 and took on the additional responsibility of Global Chief Client Officer in 2013.