Investor profile
Grégoire Seizilles de Mazancourt
Private equity & Investment Manager at Naxicap Partners
Grégoire Seizilles de Mazancourt works as an Investment Manager at Naxicap Partners. The firm's known portfolio counts 11 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Investment Manager at Naxicap Partners, whose known portfolio counts 11 companies
- 3MA Group
- MYRE
- Maxi Bazar
- Witco
- Adents
- Anywr
- Dog Chef
- OWI Technologies
- Proximis
- Wichard
- iad Group
Investor Profile
The listing covers sectors AI, Commerce, Consumer and FinTech, and focus areas Audio, Commerce Enablement, Consumer Goods and Customer Support. Startups operating in these areas may find Grégoire Seizilles de Mazancourt relevant.
Stage-wise, the deals at Naxicap Partners cluster around Late-Stage, Seed and Series A rounds.
The firm portfolio and the focus above give founders context on whether Grégoire Seizilles de Mazancourt matches their raise.
Colleagues at Naxicap Partners
Showing 20 of 30
Dimitri du Moulin
Investment Manager
Paris, France
Emmanuelle Pierret
Director
Paris, France
Dominique Frances
Director
Toulouse, France
Simon Ricque
Investment Manager
Paris, France
Marine Bussienne
Private Equity Investor
Lyon, France
Agathe Baujard
Investment Manager
Paris, France
Chloe Bessières
Institutional Sales & Marketing Director
Paris, France
Zeineb Slimane
Investment Manager
Paris, France
Sophie Bouyer
Principal
Nantes, France
Sébastien Hombreux
Investor
Paris, France
Cyrille Seydoux
Director
Paris, France
Caroline Lachaud
Directeur de Participations
Lyon, France
Thibault Havard
Investor
Paris, France
Camille Chosseler
Director
Paris, France
Liesel Bauchet
Investment Director
Paris, France
Florentin Perez
Investment Manager
Paris, France
Mathieu Perrot
Investment Manager
Lyon, France
Hubert Quach
Investment Manager
Paris, France
Francisco Diez
Director
Lyon, France
Luc Bertholat
Managing Director
Paris, France
Frequently asked questions
Who is Grégoire Seizilles de Mazancourt?
Grégoire Seizilles de Mazancourt is a private equity investor based in Paris, Île-de-France, France, listed as Investment Manager at Naxicap Partners. The known portfolio of that firm counts 11 companies. That portfolio belongs to the firm, not to Grégoire Seizilles de Mazancourt personally.
What does Grégoire Seizilles de Mazancourt invest in?
Listed sectors include AI, Commerce, Consumer and FinTech; listed focus areas include Audio, Commerce Enablement, Consumer Goods and Customer Support. 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 Grégoire Seizilles de Mazancourt invest at?
Naxicap Partners appears in Late-Stage, Seed and Series A rounds across its known deals, and Grégoire Seizilles de Mazancourt is listed there as Investment Manager. 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 Grégoire Seizilles de Mazancourt listed at?
Grégoire Seizilles de Mazancourt is listed as Investment Manager at Naxicap Partners. 30 other people in the database share a firm with Grégoire Seizilles de Mazancourt.
How do I contact Grégoire Seizilles de Mazancourt?
A LinkedIn page is on file for Grégoire Seizilles de Mazancourt. 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 6 September 2026 · How this data is built · Report a correction or request removal