Y Combinator companies

The Y Combinator portfolio as the radar sees it: synced daily, classified into clusters, checked for life and movement. 6,198 companies.

CompanyClusterProgramStatusLast signal
Flip

Community-driven marketplace for sneakers.

Consumersneaker marketplace communityY CombinatorW15Site unreachable2026-08-19
GitLab

A complete DevOps platform delivered as a single application.

Developer toolsintegrated DevOps platformY CombinatorW15Public companychecked 2026-08-23
Giveffect

Fundraising, Volunteer and Donor Management SaaS for nonprofits.

B2B SaaSnonprofit donor and volunteer managementY CombinatorW15Activechecked 2026-08-23
GiveMeTap

We produce & sell stainless steel water bottles that enables people…

Consumersustainable water bottle social enterpriseY CombinatorW15Activechecked 2026-08-23
Glassjar

Clean app for check writing

ConsumerShared expense tracking appY CombinatorW15Inactivechecked 2026-08-23
GroupAhead

Improve communications with your group's own mobile app.

Consumergroup messaging and community appsY CombinatorW15Inactive-
GrubMarket

AI-powered technology enabler and digital transformer of American…

Commerce and marketplacesFood supply chain e-commerce platformY CombinatorW15Activechecked 2026-08-23
HigherMe

Helping restaurant employers find & hire better employees faster

B2B SaaSHR and recruiting for restaurantsY CombinatorW15Acquiredchecked 2026-08-23
Industrial Microbes

We design and build microbes to make chemicals greener at lower cost.

Climate and energysynthetic biology for green chemicalsY CombinatorW15Activechecked 2026-08-23
InstavestFintechsocial investing marketplaceY CombinatorW15Inactivechecked 2026-08-17
Kickpay

A platform to finance inventory for e-commerce companies.

Fintechinventory financing for e-commerceY CombinatorW15Inactivechecked 2026-08-17
Labdoor

Labdoor is building the trusted online drugstore.

Consumersupplement marketplace with testingY CombinatorW15Activechecked 2026-08-23
Level Frames

Software eats custom framing

Commerce and marketplacese-commerce for custom framingY CombinatorW15Activechecked 2026-08-23
Lucira Health

Next generation infectious disease test kits

Healthcare and bioPortable infectious disease diagnosticsY CombinatorW15Public companychecked 2026-08-17
Lully

Lully is developing an under-the-mattress technology that precisely…

Consumerchildren's sleep wellness hardwareY CombinatorW15Inactivechecked 2026-08-17
Lumi

Packaging for online brands.

Commerce and marketplacese-commerce packaging and shipping suppliesY CombinatorW15Acquiredchecked 2026-08-17
Magic

Extremely talented assistants for busy people

Vertical AI agentsVirtual assistant service automationY CombinatorW15Activechecked 2026-08-23
Makrwatch

Scale new user acquisition with YouTube Creators

Commerce and marketplacescreator economy marketplace for D2C brandsY CombinatorW15Activechecked 2026-08-23
MashginAI

Self-Checkout using Computer Vision.

Robotics and physical worldComputer vision self-checkout kiosksY CombinatorW15Activechecked 2026-08-23
Meadow

Point of Sale and Compliance SaaS for Cannabis Dispensaries

B2B SaaSPOS and compliance for cannabis retailersY CombinatorW15Activechecked 2026-08-23
Mezmo

Observability platform to control all of your log data

Developer toolsobservability and log managementY CombinatorW15Activechecked 2026-08-23
Mobydish

MobyDish, a tech-enabled service, allowing anyone to place a catering…

Commerce and marketplacesB2B catering marketplaceY CombinatorW15Acquiredchecked 2026-08-17
Moltin

eCommerce building blocks through simple APIs for websites & apps.…

Commerce and marketplaceseCommerce APIs and building blocksY CombinatorW15Acquiredchecked 2026-08-17
Nextop

Nextop optimizes the path between your app and backend. Client…

AI infra and computemobile CDN and network optimizationY CombinatorW15Inactivechecked 2026-08-17
NexTravel

NexTravel is a centralized travel booking platform that helps…

Commerce and marketplacesCorporate travel booking platformY CombinatorW15Acquired2026-08-23
NimbleRx

On-demand prescription delivery.

Consumerprescription delivery marketplaceY CombinatorW15Activechecked 2026-08-23
Nomiku

Wave our food in front of your Nomiku and have dinner for everyone…

Consumerconnected kitchen appliancesY CombinatorW15Inactivechecked 2026-08-17
Notable Labs

Personalized drug discovery for blood cancer.

Healthcare and biopersonalized drug discovery oncologyY CombinatorW15Public companychecked 2026-08-17
Numerion LabsAI

Artificial intelligence for drug discovery.

Healthcare and bioAI-powered drug discovery platformY CombinatorW15Activechecked 2026-08-23
Omniref

Sticky notes for code. (We're building a community-powered,…

Developer toolscode documentation and referenceY CombinatorW15Inactivechecked 2026-08-17
Open Listings

A better way to buy a home

Consumerreal estate marketplace for homebuyersY CombinatorW15Acquiredchecked 2026-08-17
Outbound

Create automated messages -- email, iOS/Android push, SMS and web…

B2B SaaSMarketing automation and customer messagingY CombinatorW15Acquiredchecked 2026-08-17
Pachyderm

Data Versioning, Data Pipelines, and Data Lineage

Data for AIdata versioning and pipeline orchestrationY CombinatorW15Acquiredchecked 2026-08-17
Pakible

We make it insanely easy to design, price, and manufacture custom…

Commerce and marketplacescustom packaging manufacturing marketplaceY CombinatorW15Inactivechecked 2026-08-17
Paperspace

Paperspace is a cloud platform for building and scaling AI…

AI infra and computeGPU cloud platform for AIY CombinatorW15Acquiredchecked 2026-08-23
Pigeonly

The affordable way to search, find & communicate with an incarcerated…

Consumerinmate communication platformY CombinatorW15Inactivechecked 2026-08-23
Platzi

Turning company knowledge into expert teams

B2B SaaSAI-powered corporate training and knowledge managementY CombinatorW15Activechecked 2026-08-23
Pomello

Analytics software that helps companies measure organizational…

B2B SaaSorganizational culture analytics for recruitingY CombinatorW15Acquiredchecked 2026-08-17
Popular Pays

Software for collaborating with content creators and influencers

Commerce and marketplacesCreator-brand marketplace and collaboration platformY CombinatorW15Acquiredchecked 2026-08-17
Pretty Instant

Inventor of the first roaming-photo booth + pro photography platform

Commerce and marketplacesProfessional photography marketplaceY CombinatorW15Acquired2026-08-23
Priime

Priime is a company dedicated to advancements in technology around…

Consumerphoto quality and sharingY CombinatorW15Inactivechecked 2026-08-23
Quantierra

Sourcing investment real estate

Commerce and marketplacesReal estate sourcing and deal analysisY CombinatorW15Activechecked 2026-08-23
QventusAI

We automate operations for hospitals and health systems

Vertical AI agentsHospital operations automationY CombinatorW15Activechecked 2026-08-23
Rare Door

Empowering brick-and-mortar retailers to sell more and engage shoppers

Commerce and marketplaceslocal retail discovery marketplaceY CombinatorW15Inactive2026-08-23
Raven TechAI

Our vision is to build the next generation of iOS or Android, to…

AI infra and computeNext-generation OS with AIY CombinatorW15Acquiredchecked 2026-08-17
Razorpay

India's only full-stack financial solutions company for businesses.

FintechFull-stack payments and financial services for Indian businessesY CombinatorW15Activechecked 2026-08-23
ReadMe

Beautiful, personalized, interactive developer hubs

Developer toolsdeveloper documentation and community platformY CombinatorW15Activechecked 2026-08-23
Remix

We’re building a platform to empower cities to plan the best possible…

B2B SaaSUrban planning and transportation softwareY CombinatorW15Acquired2026-08-23
ReplikaAI

Replika is an AI friend that you can talk to designed to make you…

ConsumerAI companion for mental healthY CombinatorW15Active, new domain2026-08-23
ReSchedule Med

We help medical residency programs create and manage their schedules,…

B2B SaaSMedical residency scheduling softwareY CombinatorW15Inactivechecked 2026-08-17
Rescue Forensics

Actionable human trafficking intelligence

Security and complianceanti-trafficking digital forensicsY CombinatorW15Inactive2026-08-23
ResolveAI

Software to accelerate construction by finding issues in 3D BIM

Robotics and physical worldAI-powered BIM issue detection for constructionY CombinatorW15Activechecked 2026-08-23
Sails Co.

Full-service web, mobile, & cloud studio providing professional…

Developer toolsWeb framework and studio servicesY CombinatorW15Activechecked 2026-08-23
Seed

Mobile banking for small business.

FintechMobile banking for SMBsY CombinatorW15Acquiredchecked 2026-08-17
Shasqi

Targeting Cancer with Click Chemistry

Healthcare and bioClick chemistry cancer therapeuticsY CombinatorW15Active-
Shift Labs

Makers of simple, affordable medical devices. Our award-winning…

Robotics and physical worldaffordable medical devicesY CombinatorW15Acquiredchecked 2026-08-24
Shift Messenger

Real-time communication solution for retail and restaurant employees.

B2B SaaSEmployee messaging for retailY CombinatorW15Acquired2026-08-23
SigOpt

SigOpt is an Optimization-as-a-Service platform that seamlessly tunes…

AI infra and computeML hyperparameter optimization platformY CombinatorW15Acquired2026-08-23
SIRUM

SIRUM is a “match.com” for unused medicine. We connect institutional…

Healthcare and biomedicine distribution and access platformY CombinatorW15Active4 open roleschecked 2026-08-24
Smarking

Digitize $655B parking industry

Commerce and marketplacesParking inventory and operations softwareY CombinatorW15Acquired2026-08-23
SmyteAI

Smyte stops bad actors on social networks and marketplaces.

Security and compliancefraud detection for marketplacesY CombinatorW15Acquiredchecked 2026-08-23
SparkGift

SparkGift makes it easy to send stocks and index funds as gifts to…

Fintechinvestment gifting platformY CombinatorW15Inactivechecked 2026-08-23
Spire Health

Remote patient monitoring for lung disease patients.

Healthcare and bioremote respiratory monitoring for chronic diseaseY CombinatorW15Acquiredchecked 2026-08-17
Spoil

Spoil is gifting for the Snapchat generation.

Consumersocial gifting marketplaceY CombinatorW15Inactivechecked 2026-08-17
Standard CyborgAI

Buid, test and deploy perception applications

Developer toolsComputer vision application development platformY CombinatorW15Inactivechecked 2026-08-23
Tab

Revolutionising the way travellers discover, plan and book a trip

Consumertravel discovery and booking marketplaceY CombinatorW15Activechecked 2026-08-23
Tara AIAI

Meet Tara AI, your new engineering efficiency co-pilot.

Developer toolsengineering metrics and efficiency copilotY CombinatorW15Activechecked 2026-08-24
TeamNote

Mobile Productivity(Slack for mobile workforces)

B2B SaaSTeam communication for mobile workforcesY CombinatorW15Active, new domain2026-08-24
Tech in Asia

Tech in Asia (YC W15) is the largest English-language technology…

Consumertech news and media platformY CombinatorW15Acquiredchecked 2026-08-23
Tempo

Live home fitness training powered by computer vision.

Consumerhome fitness computer visionY CombinatorW15Activechecked 2026-08-23
The Human Utility

The Human Utility seeks to eliminate water service disconnections for…

Consumerutility bill crowdfunding platformY CombinatorW15Activechecked 2026-08-23
ThinAir

Intelligent data security for teams

Security and complianceData security and access controlY CombinatorW15Inactivechecked 2026-08-17
Transcriptic

The robotic cloud laboratory for the life sciences.

Robotics and physical worldrobotic cloud laboratory for life sciencesY CombinatorW15Inactive2026-08-23
Underground Cellar

Upgrading Your Wine Experience

Consumerwine e-commerce marketplaceY CombinatorW15Inactivechecked 2026-08-23
Valor Water Analytics

Valor Water Analytics delivers a SaaS platform to utilities to detect…

Climate and energywater utility analytics platformY CombinatorW15Acquired2026-08-23
Vanhawks

We are making the smart carbon fibre commuting bike and platform for…

Consumersmart connected commuter bikesY CombinatorW15Acquiredchecked 2026-08-17
Vest

Bringing wider access to financial derivatives.

Fintechstructured products and derivatives accessY CombinatorW15Acquired3 open roleschecked 2026-08-24
VetPronto

On demand veterinary house calls.

Healthcare and bioon-demand veterinary house callsY CombinatorW15Inactivechecked 2026-08-24
WayUp

Marketplace for employers to recruit college students and recent grads

Commerce and marketplacesstudent recruitment marketplaceY CombinatorW15Acquiredchecked 2026-08-23
Wink Health

The digital sleep clinic

Healthcare and biodigital sleep apnea diagnosis and treatmentY CombinatorW15Inactive2026-08-23
WorkLife

WorkLife is a SaaS application that helps teams have more effective…

B2B SaaSMeeting productivity and agendasY CombinatorW15Acquiredchecked 2026-08-17
X-Zell

Early, pain-free cancer detection.

Healthcare and biorare cell detection for early cancer diagnosisY CombinatorW15Activechecked 2026-08-23
YesGraph

YesGraph recommends exactly who a user should invite to an app. Our…

B2B SaaSreferral and invite recommendationsY CombinatorW15Acquiredchecked 2026-08-17
Yhat

End-to-end data science lifecycle management platform.

Data for AIData science lifecycle platformY CombinatorW15Acquiredchecked 2026-08-17
ZeitviewAI

Inspection software for renewable energy & sustainable infrastructure

Robotics and physical worlddrone inspection for renewable energyY CombinatorW15Activechecked 2026-08-23
Zenflow

Medical device that provides a more effective, less invasive…

Robotics and physical worldMedical device implant for BPHY CombinatorW15Activechecked 2026-08-23
Alchemy

Nanotechnology-enabled coatings for automotive and defence sectors

Robotics and physical worldnanotechnology protective coatingsY CombinatorS14Activechecked 2026-08-23
Aptible

The No Infrastructure Platform as a Service

Developer toolsPlatform as a Service for developersY CombinatorS14Acquiredchecked 2026-08-23
Apto Payments

API platform for partners to issue branded debit and credit cards to…

Fintechwhite-label card issuance platformY CombinatorS14Acquiredchecked 2026-08-23
Backpack

Marketplace to get stuff from overseas

Commerce and marketplacespeer-to-peer cross-border shoppingY CombinatorS14Activechecked 2026-08-23
Bannerman

Security Guard Company Marketplace

B2B SaaSSecurity services marketplaceY CombinatorS14Inactivechecked 2026-08-23
Bayes Impact

Tech nonprofit building the future of public services.

Otheralgorithmic public servicesY CombinatorS14Activechecked 2026-08-23
Beep

Cellular networks for IoT.

Robotics and physical worldIoT wireless sensor networksY CombinatorS14Inactivechecked 2026-08-17
Bikanta

Nano-diamonds for cancer detection

Healthcare and bionanodiamond cancer diagnosticsY CombinatorS14Inactivechecked 2026-08-17
Billforward

Subscription billing, rate plan management and analytics as a…

Fintechsubscription billing and revenue managementY CombinatorS14Inactivechecked 2026-08-23
Bitaccess

We make bitcoin simple.

FintechBitcoin ATM network and crypto infrastructureY CombinatorS14Acquiredchecked 2026-08-25
Blockspring

Automate data collection for spreadsheets and productivity tools.

Developer toolsAPI integration for non-technical usersY CombinatorS14Acquiredchecked 2026-08-23
Carlypso

Used car marketplace

Consumerused car marketplaceY CombinatorS14Acquiredchecked 2026-08-23
Checkr

People infrastructure for the future of work

B2B SaaSBackground screening and complianceY CombinatorS14Activechecked 2026-08-23
Cheddar

The Best Mobile Checking Account

Fintechmobile checking and bankingY CombinatorS14Inactivechecked 2026-08-24