Adrien Guillen works as a Principal at Hayfin Capital Management. The firm's known portfolio counts 9 companies.
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Investment focus
- Stage
- GrowthLate-StageSeed
- Sector
- AIFinTechHealthcare
- Focus
- Direct LendingLending and CreditMiddle-Market Lending
Contacts
Affiliated funds' portfolios
Principal at Hayfin Capital Management, whose known portfolio counts 9 companies
- HeartFlow
- KEO World
- Grupo Uvesco
- MolecuLight
- Xeris Biopharma
- Maha Capital
- Novetude Sante Group
- Cosette Pharmaceuticals
- Glytec
Investor Profile
The listing covers sectors AI, FinTech and Healthcare, and focus areas Direct Lending, Lending and Credit and Middle-Market Lending. Startups operating in these areas may find Adrien Guillen relevant.
Stage-wise, the deals at Hayfin Capital Management cluster around Growth, Late-Stage and Seed rounds.
The firm portfolio and the focus above give founders context on whether Adrien Guillen matches their raise.
Colleagues at Hayfin Capital Management
Frequently asked questions
Who is Adrien Guillen?
Adrien Guillen is a private equity investor and venture debt investor based in Paris, Île-de-France, France, listed as Principal at Hayfin Capital Management. The known portfolio of that firm counts 9 companies. That portfolio belongs to the firm, not to Adrien Guillen personally.
What does Adrien Guillen invest in?
Listed sectors include AI, FinTech and Healthcare; listed focus areas include Direct Lending, Lending and Credit and Middle-Market Lending. 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 Adrien Guillen invest at?
Hayfin Capital Management appears in Growth, Late-Stage and Seed rounds across its known deals, and Adrien Guillen is listed there as Principal. 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 Adrien Guillen listed at?
Adrien Guillen is listed as Principal at Hayfin Capital Management. 3 other people in the database share a firm with Adrien Guillen.
How do I contact Adrien Guillen?
An email address, a phone number and a LinkedIn page are on file for Adrien Guillen. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal