Julien Coustaury
Founding Partner at Fil Rouge Capital
California
Julien Coustaury, Founding Partner at Fil Rouge Capital is an active investor based in California. This profile covers what Julien Coustaury backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPEInvestment PartnerAccelerator
- Stages
- Early Stage VentureSeedSeries A
- Invests in
- Mobility & LogisticsTelecom & Connectivity
- Location
- California
- Typical check
- $500K
- Past investments
- 5
Notable investments
LogicaHow to reach Julien Coustaury
Angels and operators like Julien Coustaury reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded Accelerator.
Connect with Julien Coustaury
Frequently Asked Questions
What does Julien Coustaury invest in?
Julien Coustaury invests in Mobility & Logistics and Telecom & Connectivity, typically at Early Stage Venture, Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Julien Coustaury invest at?
Julien Coustaury typically invests at Early Stage Venture, Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Julien Coustaury's typical check size?
Julien Coustaury typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do I contact Julien Coustaury?
Unlock Julien Coustaury's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.