Willem van Holthe is an Investor at Innovationquarter, whose known portfolio counts 10 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Investor at Innovationquarter, whose known portfolio counts 10 companies
- QuantWare
- Orange Quantum Systems
- Vivici
- Delft Advanced Biorenewables
- Pan Cancer T
- Qualinx
- Eturnity AG
- BIMINI Biotech
- Carepool
- Villari
Investor Profile
Willem van Holthe is listed against sectors AI, Climate, Consumer and Hardware, and focus areas Aerospace, Biotech, Clean Tech and Clean and Renewable Energy in the database.
Stage-wise, the deals at Innovationquarter cluster around Seed and Series A rounds.
The firm portfolio and the focus above give founders context on whether Willem van Holthe matches their raise.
Colleagues at Innovationquarter
Jareth van der Putten
Investor
Netherlands
Hans Dreijklufft
Investor
The Hague, Netherlands
Mathijs van Rijk
Investor
Amsterdam, Netherlands
Varishna Sardjoe Mishre
Investor
Amsterdam, Netherlands
Nina S.
Investor
Netherlands
Amée Leferink
Investor
Amsterdam, Netherlands
Wil Ruijsbroek
Investor
Amsterdam, Netherlands
Frequently asked questions
Who is Willem van Holthe?
Willem van Holthe is a government-backed investor based in The Hague, South Holland, Netherlands, listed as Investor at Innovationquarter. The known portfolio of that firm counts 10 companies. That portfolio belongs to the firm, not to Willem van Holthe personally.
What does Willem van Holthe invest in?
Listed sectors include AI, Climate, Consumer and Hardware; listed focus areas include Aerospace, Biotech, Clean Tech and Clean and Renewable Energy. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Willem van Holthe invest at?
Innovationquarter appears in Seed and Series A rounds across its known deals, and Willem van Holthe is listed there as Investor. 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 Willem van Holthe listed at?
Willem van Holthe is listed as Investor at Innovationquarter. 7 other people in the database share a firm with Willem van Holthe.
How do I contact Willem van Holthe?
A LinkedIn page is on file for Willem van Holthe. It is readable inside RaiseHunt after you create an account. The database holds no email address and 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