YC 78 startups

YC Winter 2015

Every company from Y Combinator's Winter 2015 batch.

Last updated

2026-09-02

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Chariot

The world's first private mass transit service providing a commuting…

A complete DevOps platform delivered as a single application.

Developer ToolsDevSecOpsOpen Source

We automate operations for hospitals and health systems

Artificial IntelligenceSaaSDigital Health

Rebuilding healthcare with AI at the core

Artificial IntelligenceDeep LearningHealthcare

An end-to-end digital banking solution for banks and credit unions

Banking as a ServiceConversational BankingFintech

Bizzy is omni-channel marketing for ecommerce businesses.

Bluesmart makes smart luggage powered by an app to empower people to…

Bonfire is reimagining RFPs & bidding for gov procurement teams

SaaSGovTechProcurement

Sunrun for the developing world

FintechSolar PowerClimate

The operating system for commercial buildings.

SustainabilityProptechEnergy

Laundry & Dry Cleaning delivered.

Cyberfend delivers robust, real-time web and mobile security by…

CybersecurityFraud Prevention

Censorship resistant democracies.

Crypto / Web3Nonprofit

Online space for deliberation, policy making and democratic…

Real-time Nielsen ratings for Brands.Accelerate marketing and product…

Cloud solutions for the construction industry.

A credit card that drastically reduces payment fraud and gives…

Community-driven marketplace for sneakers.

Fundraising, Volunteer and Donor Management SaaS for nonprofits.

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

AI-powered technology enabler and digital transformer of American…

E-commerceSupply ChainFood Tech

Helping restaurant employers find & hire better employees faster

SaaSHR TechRestaurant Tech

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

Carbon Capture and RemovalBioplasticClimate

Labdoor is building the trusted online drugstore.

MarketplaceConsumer Health Services

Software eats custom framing

Next generation infectious disease test kits

Health TechDiagnostics

Packaging for online brands.

E-CommerceSupply Chain

Extremely talented assistants for busy people

Scale new user acquisition with YouTube Creators

MarketplaceB2BSocial Media

Self-Checkout using Computer Vision.

Artificial IntelligenceCashierless CheckoutDeep Learning

Point of Sale and Compliance SaaS for Cannabis Dispensaries

Observability platform to control all of your log data

Developer ToolsDevSecOpsSaaS

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

Food Service Robots & MachinesFood Tech

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

PaymentsE-commerceAPI

NexTravel is a centralized travel booking platform that helps…

On-demand prescription delivery.

Personalized drug discovery for blood cancer.

BiotechDrug discoveryOncology

Artificial intelligence for drug discovery.

AI-powered Drug DiscoveryDeep LearningBiotech

A better way to buy a home

MarketplaceReal Estate

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

MessagingAnalyticsNotifications

Data Versioning, Data Pipelines, and Data Lineage

Developer ToolsMachine LearningData Science

Paperspace is a cloud platform for building and scaling AI…

Turning company knowledge into expert teams

AI-Enhanced LearningEducationeLearning

Analytics software that helps companies measure organizational…

Software for collaborating with content creators and influencers

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

Sourcing investment real estate

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

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Team 11

Founded 2014

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2 of 4 similar companies are hiring right now · most common: Engineering

Latent

Medical language models to automate healthcare operations

Artificial IntelligenceB2BHealthcare

A single API for all your integrations

Developer ToolsSaaSOpen Source

Public transit apps. Acquired by Apple in 2013.

YC W15 startupsAll cohort members Startups in San Francisco2567 indexed Consumer startupsFull category listing "SaaS" startups1005 indexed

YC Winter 2015

Five standout startups, five open roles, every Monday

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