Tjark Tjin-A-Tsoi

Energizer
DISC Type : I

Chief Executive Officer, chairman of the board of directors at TNO

Netherlands

Overview

Tjark Tjin-A-Tsoi is the CEO and Chairman of the Board at TNO, the Netherlands organization for applied scientific research. His extensive career includes leadership roles as CEO of Sanquin and Director-General of Statistics Netherlands (CBS). He holds a Ph. D. in theoretical physics from the University of Amsterdam, combining scientific expertise with public sector leadership.

He demonstrates a strong commitment to societal progress through supervisory board memberships at Vrije Universiteit Amsterdam, the Dutch National Opera & Ballet, and Pré Wonen, a social housing corporation. These roles reflect a broad interest in education, the arts, and social welfare, complementing his professional focus on data and innovation for public good.

His career spans the private sector at Shell and Ernst & Young, forensic science as head of the NFI, and top public administration roles.

Personality Overview

Full Of Energy

Big Picture Person

Enthusiastic

They are people oriented, friendly and like creating new connections.  They are naturally enthusiastic, so take their promise with a pinch of salt. Unlike C or D types, they are vocal with their opinions but not so much with their questions.

Topics They Care About

Applied Innovation
As CEO of TNO, he stresses the need to move from a knowledge economy to an innovation economy, turning research into tangible societal and economic value.
Data-driven Policy
His leadership at Statistics Netherlands (CBS) modernized the organization, emphasizing the use of data and statistics to inform public debate and policy-making.
Public-Private Collaboration
He frequently speaks on the necessity of partnerships between government, industry, and knowledge institutions to tackle major challenges like the energy transition and logistics.

Media Appearances

Tjark has no verified media appearances

Work History

6-2022
Chief Executive Officer, chairman of the board of directors at TNO
9-2021
Member Of The Supervisory Board at Vrije Universiteit Amsterdam (VU Amsterdam)
10-2020
Member Of The Supervisory Board at Dutch National Opera & Ballet
2-2020
Member Of The Supervisory Board at Pré Wonen
1-2022 - 3-2024
Member International Strategic Advisory Committee at Statistics Centre - Abu Dhabi

Education

4-1989 - 4-1993
Dr. from University of Amsterdam

More Information

Social Presence :

Prographics :

Exp : 5 Location : Netherlands Job Level : Leadership Designation : Chief Executive Officer, chairman of the board of directors at TNO
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Insights For Selling To Tjark

During A Call Or A Meeting

DO's

  • Use phrases like ‘people will love’, ‘massive impact’ etc.
  • Be friendly and entertaining in your conversation
  • Invite them for a lunch or a drink/coffee

DONT's

  • Don’t be too formal, focus on building comfort and trust
  • Avoid overloading them with too much detail
  • Avoid cutting into their flow

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Tjark is

  • Relationship and trust can be vital with them, sometimes more than anything else.
  • Will you ever get a clear answer from Tjark

  • They are unlikely to say no directly, you have to make that decision yourself.

Insights For Deal Planning

    How fast (or slow) will Tjark move?

  • They are not the fastest decision makers, their friendly approach can give false positive signals.
  • Can Tjark take some risk or not?

  • They may take certain risks that they deem unlikely of personal repercussions.

You And Tjark

Personality Compatibility


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