Stephan Simmang

Critic
DISC Type : C

Group CIO at Boerse Stuttgart Group

Stuttgart, Baden-Württemberg, Germany

Overview

Stephan Simmang is the Group CIO at Boerse Stuttgart Group, leveraging deep expertise from his tenure as CTO and interim Co-CEO at flatexDEGIRO and nearly two decades in leadership at Goldman Sachs. An alumnus of RWTH Aachen University, he has a distinguished career spearheading technological strategy in the European financial industry.


He believes AI is not an IT topic but a business topic, requiring integrated teams of developers and business staff to master its challenges and unlock opportunities.

Personality Overview

Objective Thinker

ROI Driven

Precise

They enjoy working alone and do not rely on others very often.  Unless the value is proven by data, they are unlikely to value fancy features. They prefer to do logical analysis and value evidence over emotions.

Topics They Care About

AI in Finance
He is a public speaker on AI's role in finance, advocating that it is a core business topic essential for driving innovation and creating new opportunities.
Fintech Innovation
His career focus has been on driving "innovative change." He was instrumental in building a German fintech into one of Europe's leading online brokers.
Capital Markets Tech
[Predicted] His senior roles at Boerse Stuttgart, flatexDEGIRO, and Goldman Sachs indicate a deep expertise in the technology platforms that power modern trading and brokerage.

Media Appearances

Boerse Stuttgart Group setzt strategische Neuaufstellung des Managements fort. Featured in Presseportal

See Now

Neue Führungsriege: Stephan Simmang wird neuer CIO der Boerse Stuttgart Group. Featured in IT Finanzmagazin

See Now

FlatexDEGIRO AG | Stephan Simmang, CTO, leaves flatexDEGIRO. Featured in Webdisclosure.com

See Now

Work History

8-2025
Group CIO at Boerse Stuttgart Group
4-2024 - 7-2025
CTO (& interim Co-CEO) at flatex AG
11-2020 - 8-2025
CTO at flatexDEGIRO AG
6-2016 - 7-2025
Group CTO, Divisional Board Member at flatex AG
1-2007 - 6-2016
Executive Director Banking Divisional Systems at Goldman, Sachs AG

Education

Masters from RWTH Aachen University

More Information

Social Presence :

Prographics :

Exp : 32 Location : Stuttgart, Baden-Württemberg, Germany Job Level : Leadership Designation : Group CIO at Boerse Stuttgart Group
URL has been copied!

Insights For Selling To Stephan

During A Call Or A Meeting

DO's

  • Keep some extra margin while sharing pricing, they are likely to negotiate later
  • Tell them what ROI they can expect
  • Be ready to answer many clarity-seeking questions and requests for information

DONT's

  • Don’t try too hard to build a relationship with them
  • Avoid pushing them too much to involve other stakeholders unless it is critical
  • Don’t try to give too many examples of other users, they like to make their own decisions

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Stephan is

  • Strong evidence of ROI, effective pricing, and proven data points matter the most to them.
  • Will you ever get a clear answer from Stephan

  • It is not very hard for them to say no if they are not convinced about the decision.

Insights For Deal Planning

    How fast (or slow) will Stephan move?

  • Their decision-making is neither very fast nor very slow, they are somewhere in between.
  • Can Stephan take some risk or not?

  • They can take risks if their analysis shows that it would be worth it.

You And Stephan

Personality Compatibility


More Profiles

Discover additional public profiles from our index.

Search more profiles

Looking for someone else? Search here for anyone.

Or visit Humantic AI to know more.