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Y Combinator Investment Portfolio

Y Combinator is an American seed accelerator founded in 2005 that provides early-stage funding, mentorship, and a structured program culminating in a Demo Day for startups. Based in Mountain View, California, it has funded and advised thousands of companies, including alumni such as Airbnb, Dropbox, and Stripe, and operates later-stage and research initiatives including YC Continuity and YC Research.

Companies Invested In

Company Name
Sector
Investment Round Value
Funding Round
Announcement Date
PC:ADEVYa0dev (YC W25)
Enterprise Software, AI & Data Platforms
$500.00K
Pre-Seed
Apr 12, 2025
PC:AIPRIAiPrise
Enterprise Software, AI & Data Platforms
$12.50M
Series A
Oct 08, 2025
PC:ALEPHAleph
Enterprise Software, AI & Data Platforms
$29.00M
Series B
Sep 17, 2025
PC:ALEXXAlex
Education & HR Tech
$20.00M
Series A
Sep 29, 2025
PC:ANGLEAngle Health
Insurance & InsurTech
$134.00M
Series B
Dec 03, 2025
PC:ARE0PAres Industries
Security, Defense & Public Safety
$500.00K
Pre-Seed
Sep 21, 2024
PC:ARRAYArray Labs
Industrial, Mobility & Aerospace Systems
$20.00M
Series A
Jan 06, 2026
PC:ARTIEArtie
Enterprise Software, AI & Data Platforms
$12.00M
Series A
Jan 23, 2026
PC:AVALLAvallon
Insurance & InsurTech
$4.60M
Seed Round
Nov 06, 2025
PC:AXLEHAxle Health
Healthcare, Biotechnology & Medical Devices
$10.00M
Series A
May 22, 2025
PC:BLA1IBlacksmith
Enterprise Software, AI & Data Platforms
$3.50M
Seed Round
May 01, 2025
PC:BLAZEBlaze (YC S24)
Enterprise Software, AI & Data Platforms
$500.00K
Pre-Seed
Oct 25, 2024
PC:BLUEOBlue Onion
Fintech & Financial Services
$10.00M
Series A
Apr 16, 2025
PC:BOLDVBoldVoice
$21.00M
Series A
Jan 28, 2026
PC:BOLNABolna
Enterprise Software, AI & Data Platforms
$6.30M
Seed Round
Jan 22, 2026
PC:BOOMSBoom Supersonic
Industrial, Mobility & Aerospace Systems
$300.00M
Investment
Dec 09, 2025
PC:BOTCIBotCity
Enterprise Software, AI & Data Platforms
$12.00M
Series A
Sep 25, 2025
PC:BRETTBretton AI
Enterprise Software, AI & Data Platforms
$75.00M
Series B
Feb 13, 2026
PC:CAM26Cambio
Real Estate, Construction & PropTech
$18.00M
Series A
Jan 22, 2026
PC:CAM3QCampfire
Enterprise Software, AI & Data Platforms
$65.00M
Series B
Oct 15, 2025
PC:CANARCanary Technologies
Enterprise Software, AI & Data Platforms
$80.00M
Series D
Jun 12, 2025
PC:CANDYCandytrail
Consumer Products & Food
$500.00K
Pre-Seed
Oct 09, 2025
PC:CIFRACifrato
Enterprise Software, AI & Data Platforms
$1.00M
Seed Round
Mar 27, 2026
PC:CLAIMClaim Health
Healthcare, Biotechnology & Medical Devices
$4.40M
Seed Round
Jan 21, 2026
PC:CLE73Clearly AI
Enterprise Software, AI & Data Platforms
$500.00K
Pre-Seed
Oct 25, 2024
PC:COLABCoLab
Enterprise Software, AI & Data Platforms
$72.00M
Series C
Nov 10, 2025
PC:CONCOConcourse
Enterprise Software, AI & Data Platforms
$12.00M
Series A
Jan 27, 2026
PC:CON3GConduit
Enterprise Software, AI & Data Platforms
$6.00M
Seed Round
Mar 24, 2026
PC:CONNTConntour
Enterprise Software, AI & Data Platforms
$7.00M
Seed Round
Mar 27, 2026
PC:CORGICorgi
Insurance & InsurTech
$108.00M
Series A
Jan 10, 2026
PC:DEEPGDeepgram
Enterprise Software, AI & Data Platforms
$130.00M
Series C
Jan 13, 2026
PC:DENKIDenki
Fintech & Financial Services
$4.10M
Seed Round
Mar 09, 2026
PC:DEPOTDepot
Enterprise Software, AI & Data Platforms
$4.10M
Seed Round
Aug 14, 2025
PC:DIL09DiligenceSquared
Enterprise Software, AI & Data Platforms
$5.00M
Seed Round
Mar 06, 2026
PC:DILIGDiligent AI
Fintech & Financial Services
$2.50M
Seed Round
Mar 05, 2026
PC:DOUBLDouble
Enterprise Software, AI & Data Platforms
$6.50M
Series A
Dec 11, 2025
PC:ELYOSElyos AI
Enterprise Software, AI & Data Platforms
$13.00M
Series A
Jan 22, 2026
PC:EMBEREmber
Healthcare, Biotechnology & Medical Devices
$4.30M
Seed Round
Nov 19, 2025
PC:EME4CEmergent
Enterprise Software, AI & Data Platforms
$70.00M
Series B
Jan 20, 2026
PC:EMOBIEmobi
Energy, Climate & Sustainability
$3.40M
Seed Round
Jan 28, 2026
PC:ENCOREncord
Enterprise Software, AI & Data Platforms
$60.00M
Series C
Feb 26, 2026
PC:ENH2PEnhanced Radar
Industrial, Mobility & Aerospace Systems
$500.00K
Pre-Seed
Apr 12, 2025
PC:ESC6AEscape
Security, Defense & Public Safety
$18.00M
Series A
Mar 10, 2026
PC:FAIINF2 AI Inc
Fintech & Financial Services
$10.00M
Investment
Sep 16, 2025
PC:FAZESFazeshift
Fintech & Financial Services
$4.00M
Seed Round
Jan 07, 2025
PC:FIN1IFINNY
Marketing, AdTech & SalesTech
$17.00M
Series A
Dec 22, 2025
PC:FINNYFINNY AI Inc
Marketing, AdTech & SalesTech
$17.00M
Series A
Dec 19, 2025
PC:FLEETFleetzero
Industrial, Mobility & Aerospace Systems
$43.00M
Series A
Jan 16, 2026
PC:FLINTFlint
Marketing, AdTech & SalesTech
$15.00M
Series A
Nov 06, 2025
PC:FURTHFurtherAI
Insurance & InsurTech
$25.00M
Series A
Oct 08, 2025
PC:GARAGGarage
E-commerce & Marketplaces
$13.50M
Series A
Aug 20, 2025
PC:GIGAXGiga
Enterprise Software, AI & Data Platforms
$61.00M
Investment
Nov 05, 2025
PC:GOLPOGolpo AI
Enterprise Software, AI & Data Platforms
$4.10M
Seed Round
Oct 20, 2025
PC:GOVDAGovDash
Enterprise Software, AI & Data Platforms
$30.00M
Series B
Jan 17, 2026
PC:GOVEAGovEagle
Enterprise Software, AI & Data Platforms
$2.50M
Seed Round
Apr 06, 2025
PC:GRIDWGridware
Energy, Climate & Sustainability
$55.00M
Series B
Nov 17, 2025
PC:HAP24HappyRobot
Enterprise Software, AI & Data Platforms
$15.60M
Series A
Aug 14, 2025
PC:HARPEHarper
Insurance & InsurTech
$46.80M
Series A
Mar 03, 2026
PC:HIGHTHightouch
Enterprise Software, AI & Data Platforms
$80.00M
Series C
Feb 18, 2025
PC:HUB2WHubble Network
Industrial, Mobility & Aerospace Systems
$70.00M
Series B
Sep 17, 2025
PC:INFISInfisical
Security, Defense & Public Safety
$16.00M
Series A
Jun 06, 2025
PC:INF0YInfracost
Enterprise Software, AI & Data Platforms
$15.00M
Series A
Nov 18, 2025
PC:JIGAXJiga
E-commerce & Marketplaces
$12.00M
Series A
Nov 18, 2025
PC:JUICEJuicebox
Education & HR Tech
$80.00M
Series B
Mar 11, 2026
PC:KALSHkalshi
Fintech & Financial Services
$1.00B
Series E
Dec 02, 2025
PC:KAPITKapital
Fintech & Financial Services
$100.00M
Series C
Sep 02, 2025
PC:KERNAKernal Biologics Inc
Healthcare, Biotechnology & Medical Devices
$48.00M
Investment
Oct 08, 2025
PC:LAM6ILaminar
Enterprise Software, AI & Data Platforms
$3.00M
Seed Round
Mar 18, 2026
PC:LAT0YLatent
Enterprise Software, AI & Data Platforms
$80.00M
Series A
Mar 24, 2026
PC:LEGORLegora
Enterprise Software, AI & Data Platforms
$550.00M
Series D
Mar 11, 2026
PC:LEMONLemon Slice
Enterprise Software, AI & Data Platforms
$10.50M
Seed Round
Dec 23, 2025
PC:LETTELetter AI
Marketing, AdTech & SalesTech
$40.00M
Series B
Feb 24, 2026
PC:LIOXXLio
Enterprise Software, AI & Data Platforms
$30.00M
Series A
Mar 05, 2026
PC:LUM1ZLuminai
Healthcare, Biotechnology & Medical Devices
$38.00M
Series B
Apr 09, 2026
PC:LUM1KLuminate
Healthcare, Biotechnology & Medical Devices
$21.00M
Series A
Jan 07, 2026
PC:MAR0UMaritime Fusion
Energy, Climate & Sustainability
$4.50M
Seed Round
Nov 24, 2025
PC:MARQVMarqVision
Marketing, AdTech & SalesTech
$48.00M
Series B
Sep 15, 2025
PC:MEMXXMem0
Enterprise Software, AI & Data Platforms
$24.00M
Series A
Oct 28, 2025
PC:MINEXMine
Fintech & Financial Services
$14.00M
Series A
Jan 26, 2026
PC:MODELModel ML
Enterprise Software, AI & Data Platforms
$75.00M
Series A
Nov 24, 2025
PC:MOM3BMomentic
Enterprise Software, AI & Data Platforms
$15.00M
Series A
Nov 24, 2025
PC:MUL6NMultifactor
Security, Defense & Public Safety
$15.00M
Seed Round
Dec 04, 2025
PC:NEWTONewton
Healthcare, Biotechnology & Medical Devices
$3.80M
Seed Round
Oct 22, 2025
PC:NEX24Nexus
Enterprise Software, AI & Data Platforms
$4.30M
Seed Round
Apr 01, 2026
PC:NOTABNotabene
Crypto, Blockchain & Web3
$14.50M
Series B
Aug 14, 2025
PC:NOV5ZNova Credit
Fintech & Financial Services
$35.00M
Series D
Oct 14, 2025
PC:NOVIGNovig
E-commerce & Marketplaces
$18.00M
Series A
Aug 14, 2025
PC:NUM1KNumeral
Fintech & Financial Services
$35.00M
Series B
Sep 18, 2025
PC:ONSHOOnshore
Enterprise Software, AI & Data Platforms
$31.00M
Series B
Feb 19, 2026
PC:OPENFOpenFunnel (YC F24)
Marketing, AdTech & SalesTech
$1.30M
Pre-Seed
Feb 06, 2025
PC:OPENLOpenlayer
Enterprise Software, AI & Data Platforms
$14.50M
Series A
May 14, 2025
PC:OPENNOpennote (YC S25)
Education & HR Tech
$500.00K
Pre-Seed
Aug 09, 2025
PC:OUTSEOutset
Enterprise Software, AI & Data Platforms
$30.00M
Series B
Dec 10, 2025
PC:PALOMPalomma (YC W23)
Enterprise Software, AI & Data Platforms
$500.00K
Seed Round
May 05, 2023
PC:PAR3NParallel
Healthcare, Biotechnology & Medical Devices
$20.00M
Series A
Mar 20, 2026
PC:PASITPasito
Insurance & InsurTech
$21.00M
Series A
Feb 03, 2026
PC:PERMIPermitFlow
Real Estate, Construction & PropTech
$54.00M
Series B
Dec 02, 2025
PC:PHAROPharos
Healthcare, Biotechnology & Medical Devices
$5.00M
Seed Round
Aug 14, 2025
PC:PIBITPibitAI
Insurance & InsurTech
$7.00M
Series A
Nov 20, 2025
PC:POETIPoetiq
Enterprise Software, AI & Data Platforms
$45.80M
Seed Round
Jan 29, 2026
PC:PROSPProsper AI
Healthcare, Biotechnology & Medical Devices
$5.00M
Seed Round
Sep 23, 2025
PC:PYKAXPyka
Industrial, Mobility & Aerospace Systems
$40.00M
Series B
Aug 14, 2025
PC:RALLYRally UXR
Enterprise Software, AI & Data Platforms
$11.00M
Series A
Jun 02, 2025
PC:RAPTORaptor Maps
Energy, Climate & Sustainability
$35.00M
Series C
Aug 14, 2025
PC:REALIReality Defender
Security, Defense & Public Safety
$33.00M
Series A
Aug 14, 2025
PC:REC2ZRecallai
Enterprise Software, AI & Data Platforms
$38.00M
Series B
Sep 04, 2025
PC:REPLIReplit
Enterprise Software, AI & Data Platforms
$400.00M
Series D
Mar 11, 2026
PC:RETELRetell AI
Enterprise Software, AI & Data Platforms
$4.60M
Investment
Jan 29, 2026
PC:REV4MRevolve Surgical
Healthcare, Biotechnology & Medical Devices
$125.00K
Pre-Seed
Oct 01, 2021
PC:RIOTXRiot
Security, Defense & Public Safety
$30.00M
Series B
Feb 03, 2025
PC:RISOTRisotto
Enterprise Software, AI & Data Platforms
$10.00M
Seed Round
Jan 28, 2026
PC:ROLLSRollstack
Enterprise Software, AI & Data Platforms
$11.00M
Series A
Aug 14, 2025
PC:SEGMESegmed
Healthcare, Biotechnology & Medical Devices
$10.40M
Series A
Sep 03, 2024
PC:SELFISelfin (YC F25)
Fintech & Financial Services
$500.00K
Pre-Seed
Oct 24, 2025
PC:SIM67Simplex AI
Enterprise Software, AI & Data Platforms
$14.00M
Seed Round
Feb 17, 2026
PC:SOCRASocratix AI
Fintech & Financial Services
$4.10M
Seed Round
Oct 28, 2025
PC:SPADESpade
Enterprise Software, AI & Data Platforms
$40.00M
Series B
Mar 25, 2026
PC:SUBIMSubImage
Security, Defense & Public Safety
$4.20M
Seed Round
Nov 17, 2025
PC:SYN5ESynthio Labs
Healthcare, Biotechnology & Medical Devices
$5.00M
Seed Round
Nov 19, 2025
PC:TAILOTailor
Enterprise Software, AI & Data Platforms
$37.00M
Series A
Nov 20, 2025
PC:TAVUSTavus
Enterprise Software, AI & Data Platforms
$40.00M
Series B
Nov 12, 2025
PC:TRA3VTrace
Enterprise Software, AI & Data Platforms
$3.00M
Seed Round
Mar 03, 2026
PC:TRATATrata (YC W25)
Enterprise Software, AI & Data Platforms
$500.00K
Pre-Seed
Apr 12, 2025
PC:TRAYDTrayd
Enterprise Software, AI & Data Platforms
$10.00M
Series A
Mar 26, 2026
PC:VARIAVariance
Enterprise Software, AI & Data Platforms
$21.50M
Series A
Apr 01, 2026
PC:VULCAVulcan Technologies
Enterprise Software, AI & Data Platforms
$10.90M
Seed Round
Oct 09, 2025
PC:WILDMWild Moose
Enterprise Software, AI & Data Platforms
$7.00M
Seed Round
Oct 28, 2025
PC:WOZXXWoz
Enterprise Software, AI & Data Platforms
$6.00M
Seed Round
Oct 15, 2025