Find your path to Filip
513 people in our graph share verified history with Filip — schools, employers, funds. One of them is your warm intro.
Johanna OlnénunlockedFilip: together at KTH Royal Institute of Technology (2021–2022)
×11Filip: together at Y Combinator
About
Founder of Bluebook, which builds AI agents for accounting firms to automate research, reconciliations, and month-end closing work.
Founder at BluebookYC W25
Intro paths
YC
Filip went through Y Combinator (Winter 2025) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Gustaf Alstromer — the partner who ran Bluebook's batch and knows the company first-hand. YC profile ↗
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In turn, Filip can intro founders to Bluebook's investors below.
Bluebook's investors · 3
Co-founders at Bluebook
PA
Philip AnderssonCo-Founder & CEO
Experience
Skills & more
React.js2JavaScript1C++1C#1Python2TypeScript9Artificiell intelligens8Databaser1
From Filip's professional profile.
Frequently asked questions
- Who is Filip Stål?
- Founder of Bluebook, which builds AI agents for accounting firms to automate research, reconciliations, and month-end closing work.
- Where does Filip Stål work?
- Filip Stål is Founder of Bluebook.
- What companies did Filip Stål found?
- Filip Stål founded Bluebook.
- Where did Filip Stål go to school?
- Filip Stål studied at Y Combinator; KTH Royal Institute of Technology (B.Sc, Engineering Physics).
Founder mafias
Y Combinator mafia10,230
Also came through, then founded or led a company.
Sam AltmanPresidentFounded Tools for Humanity +3Garry TanPresident & CEOFounded Y Combinator +1Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianPartnerFounded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded Paradigm +1
+ 10,223 more
KTH Royal Institute of Technology mafia106
Also came through, then founded or led a company.
Ali GhodsiPhDFounded DatabricksMagnus HambletonMaster of ScienceFounded Founders Pledge +2Iván RodríguezMaster ThesisFounded Vivla +2Eric Quidenus-WahlforssMAFounded Dance +1Peter AlmbergDropOutFounded Katalysen +1Per NordlingMaster's degreeFounded Younium +1
+ 99 more
Same school
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyArhaan A.Deeptech Fellow at Clear VenturesCollin WallaceGeneral Partner at Lobby CapitalVictor SantosVictor Scout at One Way Ventures
+ 1,994 more
Also attended KTH Royal Institute of Technology257
Ali GhodsiCo-founder & CEO of DatabricksWilliam JilltoftDirector of Strategy and Operations at NorthzoneJohanna OlnénData Analyst at NorthzoneRobin WänlundAssociate at Notion CapitalMagnus BergmanInvestor at Luminar VenturesGiuseppe LacerenzaPartner at Keen Venture Partners
+ 251 more
