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Paul Sinaï

InvestorFounder

CEO at Blaxel

United States

FoundedBlaxel · YC

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About

Paul Sinaï co-founded and sold a previous analytics software startup to a major European cloud provider, where he led products. He is now CEO and co-founder of Blaxel, focused on cloud infrastructure for AI agents.

CEO at BlaxelYC X25

Intro paths

YC

Paul went through Y Combinator (Spring 2025) — any YC alum in your network can reach them through the YC community.

GP

Their group partner at YC was Nicolas Dessaigne, General Partner at Y Combinator — the partner who ran Blaxel's batch and knows the company first-hand. YC profile ↗

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In turn, Paul can intro founders to Blaxel's investors below.

Blaxel's investors · 15

468 CapitalBerlinBatch VenturesBlast.Club$5.5M checksFirst Round CapitalSan Francisco · $100K – $20M checks · since 2025Founder CapitalSilicon Valley · $25K – $100K checksKima VenturesParis · $50K – $5M checksLiquid VenturesSan Francisco · $250K – $5M checksMotier VenturesParis · $330K – $3.3M checksOurCrowdJerusalemPioneerToronto, OntarioRice CapitalCovinaTekedia CapitalLagos · $1K checks · since 2025Transpose Platform ManagementSan FranciscoTwenty Two VenturesPalo Alto · $50K – $250K checksY CombinatorSan Francisco · $500K checks · since 2025

Co-founders at Blaxel

TCThomas Crochet
Thomas CrochetFounder
CDCharles Drappier
Charles DrappierFounder
MJMathis Joffre
Mathis JoffreFounder
NLNicolas Lecomte
Nicolas LecomteFounder
CPChristophe Ploujoux
Christophe PloujouxCTO
CPChristophe P
Christophe PFounder

Investments

Per curated public sources.

Frequently asked questions

Who is Paul Sinaï?
Paul Sinaï co-founded and sold a previous analytics software startup to a major European cloud provider, where he led products. He is now CEO and co-founder of Blaxel, focused on cloud infrastructure for AI agents.
Where does Paul Sinaï work?
Paul Sinaï is CEO of Blaxel.
What companies did Paul Sinaï found?
Paul Sinaï founded Blaxel.
What companies has Paul Sinaï invested in?
Investments tracked here include airweave, Human Behavior, Units, Vybe.

Founder mafias

About this profile. Compiled from public sources — Blaxel's own website and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights