Guillaume Haffreingue
Angel investor in Lille
Lille, Hauts-de-France
Guillaume Haffreingue, Angel investor in Lille is an active investor based in Lille, Hauts-de-France. This profile covers what Guillaume Haffreingue backs, at which stage, and how founders can reach out in 2026.
- Investor type
- Angel
- Stages
- Pre SeedSeed
- Invests in
- Healthcare & BiotechConsumer & Retail
- Location
- Lille, Hauts-de-France
- Typical check
- $150K
- Past investments
- 1
Notable investments
How to reach Guillaume Haffreingue
Angels and operators like Guillaume Haffreingue 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 Guillaume Haffreingue
Frequently Asked Questions
What does Guillaume Haffreingue invest in?
Guillaume Haffreingue invests in Healthcare & Biotech and Consumer & Retail, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Guillaume Haffreingue invest at?
Guillaume Haffreingue typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Guillaume Haffreingue's typical check size?
Guillaume Haffreingue typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact Guillaume Haffreingue?
Unlock Guillaume Haffreingue's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.