Want to grow your startup to the next level or just getting started? Join our events, apply to our startup programs or submit your investment request! We look forward to get to know you!

What our network says

  • Sandborn has the right spirit to sense if a startup has not only a market, but also the right team.
    They added with their expertise and great network value to our venture and helped our joining investors.
    Happy to have them!

    Nadine JĂĽrgensen
    Co-Founder elleXX
  • Sandborn helped us not only get fundraising ready, they also connected us to valuable network of investors

    Nadia Fischer
    Founder, CEO of
  • I have been coached by Isabelle and she helped me work through my first business steps and I now welcomed her as a valuable board member and angel investor in my startup.

    Laura Matter
    Co-founder @ Noii
  • Isabelle and her team have a great network and hand’s on experience with building startups. Moreover, Isabelle’s energy and optimism are exceptional and are easily transmitted to everyone around her, which is irreplaceable on any startup journey.

    Daria Reisch
    Co-Founder Agrinorm

Upcoming Events

Our Team

Isabelle Siegrist

CEO & Founder

Isabelle has been helping to build up companies across Switzerland since 2014, first for 2 years at as CIO and then with her own company builder Sandborn. She supports entrepreneurs and corporates from various industries in scaling (from idea validation, product/service development, market entry to growth financing), builds companies of her own, and invests in Startups. She was recognized as one of the TOP 100 Businesswomen in Switzerland 2018, 2019, and 2020 and is a Forbes 30 under 30 Alumna (2019), studied Business Innovation at HSG, and majored in Social Entrepreneurship at ESCP Europe. She is a coach at Innosuisse and regularly teaches at various colleges and universities on entrepreneurship topics.

Leonie Stöcklin

Business Developer

The inquisitive woman in the team of Sandborn. Leonie has a passion for creating content, especially with the ulterior motive that it should also appeal to the younger generations. Through her education at the business school and her experience in various sectors, she brings all-rounder knowledge to the team. She is also passionate about engaging with the startup community and facilitating events. She loves learning and producing new things not just at Sandborn but in her everyday life.


Keith Gunura

Startup Coach

Keith is working as a startup coach to help and train startups to grow – he has a great direct way to push the startups to succeed. Prior to coaching he has founded and built a business of his own, Noonee AG, back in 2012 which went international in B2B industrial exoskeletons. He is by training a mechatronic and robotics engineer and enjoys working on hardware startups. Since 2015 his an active Innosuisse Coach where he focuses on B2B Sales and mentors Startups at ETHZ IE Lab Startup Mentor since 2016.