Investor profile
Bjoern von Siemens
Angel, Operator angel & Global Innovator at World Economic Forum, Managing Partner at Sigma Capital
Bjoern von Siemens is an angel investor and operator angel based in London, England, United Kingdom with one known investment, friendfund.
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Investment focus
- Stage
- Seed
Contacts
Bjoern von Siemens portfolio company (1)
- friendfund
Affiliated funds' portfolios
Global Innovator at World Economic Forum, whose known portfolio counts 5 companies
- WorkWhile
- Goodwall
- Alerzo
- Transmutex
- URBANMETRY
Managing Partner at Sigma Capital, whose known portfolio counts 10 companies
- OpenEden
- Metaverse Game Studios
- Onzo
- IRT Surveys
- Nandi Proteins
- B1 Medical
- EDEM Simulation
- Exterity
- Factonomy
- The PRS REIT
Investor Profile
The listing covers sectors Commerce, Consumer, FinTech and Healthcare, and focus areas Community, Crowdfunding, Digital Health and E-Commerce. Startups operating in these areas may find Bjoern von Siemens relevant.
The stage tag on this profile is Seed.
The portfolio and focus above give founders context on whether Bjoern von Siemens matches their raise.
Colleagues
Showing 20 of 48
Ablorde Ashigbi
Global Shaper
Chicago, United States
Amira Yahyaoui
Young Global Leader
San Francisco, United States
Phani Sama
Young Global Leader
Bengaluru, India
Maxime Paradis
Global Shaper - Alumni
Paris, France
Anshoo Gaur
Founding Curator
Pune, India
Ron Cao
Young Global Leader
Singapore
Amir Banifatemi
AI Governance Alliance
Newport Beach, United States
Shivani Siroya
Young Global Leader
Santa Monica, United States
Amol Sarva
Global Vanguard
New York City, United States
Alexey Dubov
Urban Infrastructure Task Force Member
San Francisco, United States
Christian Jølck
Young Global Leader
Copenhagen, Denmark
Azeem Azhar
Co-Chair, Global Futures Council on Complex Risks
London, United Kingdom
Murad Sofizade
Young Global Leader 2011
Sarasota, United States
Ricardo Weder
Young Global Leader 2021
Mexico City
Oren Zaslansky
Member
San Diego, United States
Alexander F.
Global Shaper
Singapore
Kerry Adler
Agenda contributor, Thought Leader & Keynote Speaker
Dubai, United Arab Emirates
Georgios Kasselakis
Board Member
Greece
Dorjee Sun
Young Global Leader
Singapore
Tugce Bulut
Technology Pioneer
San Francisco, United States
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Frequently asked questions
Who is Bjoern von Siemens?
Bjoern von Siemens is an angel investor and operator angel based in London, England, United Kingdom with one known investment on file, friendfund. The sections above list the sectors, stages and firms attached to that record.
What does Bjoern von Siemens invest in?
Listed sectors include Commerce, Consumer, FinTech and Healthcare; listed focus areas include Community, Crowdfunding, Digital Health and E-Commerce. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Bjoern von Siemens invest at?
The database lists Bjoern von Siemens for Seed rounds. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Bjoern von Siemens listed at?
Bjoern von Siemens is listed as Managing Partner at Sigma Capital. 48 other people in the database share a firm with Bjoern von Siemens.
How do I contact Bjoern von Siemens?
An email address and a LinkedIn page are on file for Bjoern von Siemens. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal