Fundraising Fox

Paul Sinaï

Founder

CEO & Co-Founder at Blaxel

United States

FoundedBlaxel · YC

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 & Co-Founder 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 ↗

→

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

Blaxel's investors · 5

468 CapitalBerlinKima VenturesParis · $50K – $5M checksTekedia CapitalLagos · $1K checks · since 2025Transpose Platform ManagementHoustonY 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 PloujouxFounder
CP
Christophe PFounder
PSPaul S.
Paul S.Founder

Experience

  1. BlaxelCo-Founder & CEOcurrent2024 — presentSan Francisco, California, United States
  2. OVHcloudVP of Data and AI for Healthcare2023 — 2024San Francisco, California, United States
  3. OVHcloudVP of Analytics Products2022 — 2023San Francisco, California, United States
  4. ForePaaSCEO & CTO2014 — 2023San Francisco, California, United States
  5. Forbes Technology CouncilOfficial Member2021 — 2023
  6. Mobile2YouPartner & CTO2012 — 2014
  7. TWM ProjectFounder2009 — 2013

Skills & more

Interpersonal Communication2Problem Solving2Leadership1Strategy2Agile Methodologies2Distributed Systems3Business Requirements2Cross-functional Team Leadership1Product Management1Artificial Intelligence (AI)1Cloud Computing12Cloud Applications8
+12 moreCloud SecurityHybrid CloudPrivate CloudMobile ApplicationsMobile TechnologyBusiness IntelligenceProject ManagementBig DataEntrepreneurshipE-commerceVMwareData

From Paul's professional profile.

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 & Co-Founder of Blaxel.
What companies did Paul Sinaï found?
Paul Sinaï founded Blaxel.
Where did Paul Sinaï go to school?
Paul Sinaï studied at Université de Montréal.

Founder mafias

Y Combinator mafia8,773

Also came through, then founded or led a company.

Sam AltmanPresidentFounded Tools for Humanity +3Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded Pursuit +1

+ 8,766 more

Ovhcloud mafia6

Also came through, then founded or led a company.

Thomas CrochetLead Data EngineeringFounded BlaxelCharles DrappierTechnical LeadFounded BlaxelMathis JoffreSoftware EngineerFounded BlaxelChristophe PloujouxArchitecte techniqueFounded BlaxelLouis BeaumontData EngineerFounded screenpipe

Université de Montréal mafia6

Also came through, then founded or led a company.

Francois GrattonlawFounded InfiniumHenry FontanierEconometricsFounded GoosebumpKundan KumarDoctor of Philosophy - PhDFounded Lyrebird.aiBenjamin DevienneM.sc. (Started as a PhD)Founded Jam.gg (formerly Piepacker)David WhiteDoctor of Philosophy (Ph.D.)Founded Modulari-T

Same school

Also attended Université de Montréal71

Anne-Sophie GauvinCommunications & Office Manager at Luge CapitalJyri EngeströmPartner at Lifeline VenturesRajaa GrarVenture Partner at Springdale VenturesErich SieberFounding General Partner at PeakBridge VCFrancois GrattonInvestor at AgeTech CapitalSasha LuccioniInvestor at Blue Tulip Ventures

+ 65 more

Shared employers

Also worked at Blaxel4

Thomas CrochetFounder at BlaxelCharles DrappierFounder at BlaxelMathis JoffreFounder at BlaxelChristophe PloujouxFounder at Blaxel

Also worked at OVHcloud11

Réza MalekzadehGeneral Partner at Partech VenturesMarco CostantiniAssociate at NovaCapitalLorenzo MeneghiniAnalyst at NovaCapitalAmy PollardSenior Investment Associate at InBC Investment Corp.Matthieu GallegoInvestor at Reech Corporations GroupGaëtan Le BosDirecteur Administratif et Financier at Intuitae

+ 5 more

Also worked at ForePaaS5

Alexis FrentzInvestment Director at ElaiaNicolas TopuzSenior Associate at Supernova InvestThomas CrochetFounder at BlaxelCharles DrappierFounder at BlaxelChristophe PloujouxFounder at Blaxel

Also worked at Forbes Technology Council80

Vipul KellaInvestor at FortySix Venture CapitalSam KroonenburgVenture Partner at AirTree VenturesJohn WhaleyCo-Founder & Managing Partner at Inception Studio CapitalWill CadellVenture Advisor at Cultivation CapitalAlex RobbioInvestor at MatterScale VenturesEve MalerVenture Partner & Advisor at 1414 Ventures

+ 74 more