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Founder at WorkOS
Intro paths
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In turn, Michael can intro founders to WorkOS's investors below.
WorkOS's investors · 16
20VCLondon · $250K – $5M checksAbstract VenturesSan Francisco · $250K – $750K checks · since 2026Andreessen HorowitzMenlo Park · $500K – $50M checks · since 2020AudaciousSan Francisco · since 2026Ballistic VenturesSan Francisco · $1M – $5M checksCapital B Private HoldingsCraft VenturesSan Francisco · $50K – $50M checks · since 2026Diagram CapitalGeneral PartnershipSan Francisco · $1M – $30M checksGreenoaksSan Francisco · $1M – $50M checks · since 2026Lightspeed Venture PartnersMenlo Park · $1M – $5M checksMeritech Capital PartnersPalo Alto · $5M – $40M checksRitual CapitalMenlo Park · $100K – $500K checksSapphire VenturesAustin · $5M – $20M checks · since 2026Tuesday CapitalSan FranciscoWorklife VenturesWalnut · $500K – $2M checks
Investments
Per curated public sources.
Colleagues at Otherwise
Frequently asked questions
- Who is Michael Grinich?
- Founder & CEO at WorkOS
- Where does Michael Grinich work?
- Michael Grinich is Founder of WorkOS and at Otherwise.
- What companies did Michael Grinich found?
- Michael Grinich founded WorkOS.
- What companies has Michael Grinich invested in?
- Investments tracked here include Agentcard, Ashby, Autumn, Avenue, Positional, Tinfoil, Vassar Robotics.
Founder mafias
Massachusetts Institute of Technology mafia1,487
Also came through, then founded or led a company.
WorkOS mafia10
Also came through, then founded or led a company.
Zach WaterfieldSoftware Engineer and Team LeadFounded Zettlor +1Paige DohertyDeveloper Success EngineerFounded Behind Genius VenturesZeno RochaVP of Developer ExperienceFounded ResendJason BarrySoftware EngineerFounded FeaturePeekAditya KajlaEngineering ManagerFounded WarrantKaran KajlaEngineeringFounded Warrant
Nylas mafia2
Also came through, then founded or led a company.
About this profile. Compiled from public sources — Otherwise'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