Yiannis Tsakos

Researcher
DISC Type : Cs

Head of Information Security at Insight Investment

London, England, United Kingdom

Overview

Yiannis has no verified overview

Personality Overview

Perfectionist

Process Focused

ROI Seeker

They are quite aware of their needs and limitations, so they are unlikely to over-promise.  They do not like taking risks at all and go for proven options in the end. They are heavily focused on quality and prefer doing things the right way, even if it takes time.

Topics They Care About

Yiannis has no verified topics they care about

Media Appearances

Yiannis has no verified media appearances

Work History

4-2025
Head of Information Security at Insight Investment
7-2024 - 3-2025
Interim CISO at Insight Investment
7-2022 - 4-2025
Director, Cyber Security - Financial Services at PwC
7-2018 - 7-2022
Senior Manager, Cyber Security - Financial Services at PwC
7-2016 - 6-2018
Manager, Cyber Security - Financial Services at PwC

Education

2009 - 2010
MSc in Internet Engineering from UCL
2015 - 2018
Master of Business Administration (MBA) from Hellenic Open University

More Information

Social Presence :

Prographics :

Exp : 10 Location : London, England, United Kingdom Job Level : Mid-senior Designation : Head of Information Security at Insight Investment
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Insights For Selling To Yiannis

During A Call Or A Meeting

DO's

  • Actively address their concerns around change, risk, and acceptance by users
  • If they are not asking many questions, nudge them to ask questions rather than just starting to talk yourself
  • Share whitepapers or case studies that showcase measurable results instead of just telling customer stories

DONT's

  • Don’t overhype the product/pitch, keep it measured
  • Avoid emotional and informal language, stay objective and to the point instead
  • Give it some time before you try to build rapport and a relationship, it doesn't come to them naturally

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Yiannis is

  • Low-risk, adoption by others are very important to them, followed by confidence in ROI.
  • Will you ever get a clear answer from Yiannis

  • They are unlikely to say no, it's better to stop yourself once you have exhausted all the options.

Insights For Deal Planning

    How fast (or slow) will Yiannis move?

  • They do not like to rush and therefore can be quite slow in their decision-making.
  • Can Yiannis take some risk or not?

  • They have little risk-appetite and prefer to take measured decisions.

You And Yiannis

Personality Compatibility


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