Isabelle Siegrist

Critic
DISC Type : C

Founder & CEO at Sandborn

Zurich, Zurich, Switzerland

Overview

Isabelle Siegrist is the Founder and CEO of Sandborn, an investor and company builder focused on driving diversity within founder teams and investment decisions. A Forbes 30 under 30 alumna, she also advises the ETH AI Center on entrepreneurship and holds board member positions.

Isabelle is deeply passionate about empowering the next generation of entrepreneurs. She actively dedicates her time to mentoring and shaping stronger support pathways, with a particular focus on helping women transform their research into market-ready businesses and promoting student-led venture capital initiatives.

She is currently conducting PhD research at ETH Zurich on the use of artificial intelligence in venture capital decision-making.

Personality Overview

Negotiator

Information Seeker

Precise

They like to take decisions independently and do not seek others' support often.  They prefer to analyze logically and value objective facts over emotions. Unless the value is proven by data, they are unlikely to value fancy features.

Topics They Care About

Founder Diversity
Her company, Sandborn, has a special focus on driving diversity within founder teams and investment decisions, a mission she frequently champions.
AI in VC
This is the specific focus of her current PhD research at ETH Zurich, exploring how AI can be used in venture capital investment decisions.
Supporting Women Founders
She actively works with and posts about initiatives like feminno and startup days, which are dedicated to accelerating and supporting women entrepreneurs.

Media Appearances

Isabelle has no verified media appearances

Work History

2-2017
Founder & CEO at Sandborn
1-2024
Strategic Entrepreneurship Advisor at ETH AI Center
9-2023
Board Member at S2S Ventures
5-2022
Vorstandsmitglied at noii
9-2015 - 1-2017
CIO at STARTUPS.CH AG

Education

5-2023 - 5-2026
Doctor of Philosophy - PhD from ETH Zürich
2013 - 2015
Master of Arts (MA) from University of St.Gallen

More Information

Social Presence :

Prographics :

Exp : 11 Location : Zurich, Zurich, Switzerland Job Level : Leadership Designation : Founder & CEO at Sandborn
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Insights For Selling To Isabelle

During A Call Or A Meeting

DO's

  • Be formal and objective, they will appreciate it more
  • Be ready for penetrating questions and critical examination of your pitch
  • Use phrases like ‘expect X% improvement’, ‘data clearly shows’ etc.

DONT's

  • Don't give superficial answers, they are easily rattled by them
  • Avoid phrases like ‘trust me’, ‘others just love’ etc.
  • Don’t rush them till they have clearly gotten all the necessary information

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Isabelle is

  • Proof of ROI, low pricing and objective proof points are the important factors for them.
  • Will you ever get a clear answer from Isabelle

  • They do not mind saying no if they believe that it is the right decision.

Insights For Deal Planning

    How fast (or slow) will Isabelle move?

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

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

You And Isabelle

Personality Compatibility


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