Investor profile
Didier Seillier
Private equity, Syndicate / Angel group, Venture capital & FinTech Selection Committee Member at Angelsquare, Venture Partner at BlackFin Capital Partners
Didier Seillier works as a Venture Partner at BlackFin Capital Partners. The firm's known portfolio counts 12 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
FinTech Selection Committee Member at Angelsquare, whose known portfolio counts 9 companies
- SESAMm
- Memento
- MyEasyFarm
- Datananas
- Appvizer
- ELISE Technologies
- Les Pénates
- PAOS
- Téléophtalmo
Venture Partner at BlackFin Capital Partners, whose known portfolio counts 12 companies
- Cryptio
- Embankment
- Hawk
- bezahl.de
- WeeFin
- Formalize
- Indy
- Sinpex
- TransFICC
- Wealthcome
- Epsor
- Agicap
Investor Profile
Didier Seillier is listed against sectors AI, Commerce, FinTech and Healthcare, and focus areas Automotive, Commerce Enablement, Compliance and Crypto in the database.
Stage-wise, the deals at BlackFin Capital Partners cluster around Growth, Pre-Seed and Seed rounds.
The firm portfolio and the focus above give founders context on whether Didier Seillier matches their raise.
Colleagues
Yves Weisselberger
Membre actif
Paris, France
Juan Alonso-Villalobos
Senior Advisor
Villanueva de la Cañada, Spain
Diane Didriche
VC Investor
United States
Jeremy Pouyer
Investor
France
Loic Fonteneau
Investor
London, United Kingdom
Maxime Mandin
Managing Director
Paris, France
Sabine Mathis
Partner
Paris, France
Pauline Brunel
Investment Director
Belgium
Sonja Lilienthal
Managing Director
Frankfurt, Germany
Sébastien Sepheriades
CTO
Paris, France
Nathalie Schwarzkopf
Investor
London, United Kingdom
Daniel Cohen Sabban
Partner
Paris, France
Eva Olivier
Principal
Paris, France
Michele Foradori
Investment Director
France
Frequently asked questions
Who is Didier Seillier?
Didier Seillier is a private equity investor and syndicate member based in London, England, United Kingdom, listed as Venture Partner at BlackFin Capital Partners. The known portfolio of that firm counts 12 companies. That portfolio belongs to the firm, not to Didier Seillier personally.
What does Didier Seillier invest in?
Listed sectors include AI, Commerce, FinTech and Healthcare; listed focus areas include Automotive, Commerce Enablement, Compliance and Crypto. 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 Didier Seillier invest at?
BlackFin Capital Partners appears in Growth, Pre-Seed and Seed rounds across its known deals, and Didier Seillier is listed there as Venture Partner. 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 Didier Seillier listed at?
Didier Seillier is listed as Venture Partner at BlackFin Capital Partners. 14 other people in the database share a firm with Didier Seillier.
How do I contact Didier Seillier?
A LinkedIn page is on file for Didier Seillier. 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