We have one global team of auto experts working together across borders, including many of the best people in the industry. We are dedicated to unlocking the big insights that will help you make better decisions.


Click on the titles below to meet our people.

Rémy Pothet

Global Automotive Sector Head

Rémy is responsible for TNS’s automotive sector strategy, including business development and global account management.

Andy Turton

Head of Automotive, Americas

During his 25 years of automotive research experience, Andy has developed and launched several new research approaches.

Jürgen Korzer

Group Account Director

Jürgen was appointed as Global Account Director in 2014. He is responsible for partnering our largest account.

Frédéric Casellas

Global Account Director

Frédéric is responsible for developing and implementing strategic plans to address his client’s growth challenges around the world.

Kai Adolphs

Global Automotive Product Research Director

Kai Adolphs heads up the Auto IPD practice in Germany and since 2013 is also Global Automotive Product Research Director.

Guillaume Saint

Managing Director, Automotive APAC

Guillaume is responsible for TNS’s Automotive practice for the Asia Pacific region (APAC), where he is instrumental in driving growth.

Winfried Hagenhoff

Managing Director Automotive Germany, COO TNS GCEE

Winfried runs the Automotive and Mobility business in Germany, partnering clients with a team of 120 dedicated automotive consultants.

Isabel Almarcha

CEO, TNS Spain

Isabel is CEO of TNS Spain. She has over 25 years’ experience in research, the majority of which has been focused on automotive.

Lei Lin

Chairman of TNS Sinotrust

Lin is Chairman of TNS Sinotrust. He founded Sinotrust in 1992 and it grew rapidly to become a leading automotive research provider.

Gary Wu

Chief Research Officer, TNS Sinotrust

Gary leads the Chinese team to provide valuable insights enabling clients to make better decisions in this challenging market.

Grace Liu

CEO of TNS Sinotrust

Grace is responsible for TNS Sinotrust, China’s largest automotive research company.

Liu Wei

COO of TNS Sinotrust

Liu is responsible for sales, operational management, the supply chain and marketing for Sinotrust, a TNS company.

Robert Schroeder

Deputy Automotive Managing Director, TNS Infratest

Robert is Deputy MD for TNS’s automotive business in Germany, and has over 20 years of automotive research experience.

Thomas Sjölund

Head of Custom Research, TNS SIFO Sweden

Thomas has over 25 years of market research experience in the automotive industry, gained in both client and agency side roles.

Isabelle Rio-Lopes

Head of Automotive, TNS Brazil

Isabelle is responsible for developing automotive business in Brazil. She has been working with global automotive clients for over 15 years.

Andrea Galimberti

Automotive Practice Head, TNS Italy

Andrea was appointed Automotive Practice Head in 2012. He is also a member of the Global Automotive Steering Committee.

Yaroslav Zaitsev

Head of Automotive, TNS Russia

In his current role Yaroslav is responsible for the development of TNS Russia’s automotive business.

Ralf Maeder

Global Account Director

Ralf has over 15 years’ experience. He is Global Account Director and an expert in Brand and Communications research.

Vincent Groen

Head of Automotive TNS Nipo, Netherlands

Vincent has 20 years’ experience developing automotive business in the Netherlands and also works on a global level.

Marie-Agathe Nicoli

Head of Automotive, TNS Sofres France

Appointed Head of TNS Sofres’ Automotive department in 2010, Marie-Agathe has over 15 years of research experience.

Alberto Fernandez

Automotive Director, TNS Spain

Alberto has 15 years’ automotive research experience working on both local and global projects.

Subhashish Dasgupta

Automotive Director, TNS South East Asia

Subhashish heads up Automotive for SE Asia. His marketing and research career spans over 15 years in both Asia and Europe.

Joakim Norin

Head of Automotive, TNS Sifo Sweden

Joakim is head of Automotive in Sweden, partnering automotive clients to deliver valuable insights to drive growth.

Oliver Schauss

Qualitative Director, Automotive

Oliver has over 17 years’ research experience. He joined TNS in 2013 as Qualitative Director for Automotive.