YC 131 startups

YC Summer 2019

Every company from Y Combinator's Summer 2019 batch.

Last updated

2026-09-02

↑ Trending

Curri

Construction & industrial logistics platform.

ConstructionB2BDelivery

The leading Composable CDP and AI Decisioning platform

MarketingEnterprise SoftwareAI

Making diverse, high-quality data easily available to anyone, anywhere

TRM is building a safer world for billions of people.

FintechMachine LearningGovTech

Access all your live data in one place

Modern medical billing

Health TechFinanceDigital Health

Point of sale financing for Latin America's middle class.

Arpeggio Bio develops drugs targeting transcription factors using AI…

BiotechGenomicsDrug discovery

We build better immunotherapies

Banner makes software for CRE owners to manage capital spend

MarketplaceSaaSProptech

An AI-powered, all-in-one business platform for content creators

A zero inventory, zero returns factory-to-consumer apparel company

Sustainable FashionConsumerE-commerce

SDK for scanning and verifying credit cards and photo IDs in mobile…

Household needs, from bread to everything.

GroceryConsumerDelivery

Bun is an incredibly fast all-in-one JavaScript toolkit

Developer ToolsOpen Source

Canix makes it easy to get and stay compliant as a cannabis business.

Your global dollar account powered by stablecoins

Human and AI design review for hardware

HardwareSaaSCollaboration

Compound is a wealth manager for people who work at tech companies.

The fastest way for developers to build notifications for their app.

Developer ToolsMessaging

We help restaurants manage their online orders.

Spark-on-Kubernetes Data Engineering Platform

A better data science notebook.

Developer ToolsMachine Learning

Learn how to build a scalable growth engine

Dex is a personal CRM that reminds you to keep in touch with the…

Subscription pharmacy for patients with chronic diseases

Helping healthcare workers find their next career opportunity

Your startup's all-in-one recruiting solution

Using AI to understand construction plans faster.

Predictive Explorer and Driller for Critical Metal Deposits

AI-Enhanced LearningClimateMining

Delivering fruits and vegetables to multi-segment restaurants and…

Modern user-focused observability built on OpenTelemetry

Artificial IntelligenceSaaSOpen Source

Last-mile delivery for satellites.

Commercial Space LaunchHard TechSpace Exploration

Helping families plan and pay for funerals.

India’s first neobank for teenagers

Supercharged deployment previews for all.

Building worlds at technological inflection points

Artificial IntelligenceEntertainmentMedia

The talent platform for legal

MarketplaceLegalLegalTech

A natural language-driven programming assistant.

Artificial IntelligenceNLP

Flux is building the payment network for alternative payments in…

Customer data collection, safeguarding, & activation for healthcare

Developer ToolsSaaSB2B

SoFi for trade students

SaaS that helps renewables & energy storage operate more profitably

ClimateEnergyClimateTech

Building a better way to meet online.

AI platform accelerating therapies for rare & inflammatory diseases.

Artificial IntelligenceBiotechHealthcare

Open Jobs —

Team —

Founded 2022

Showing 48 of 131 Browse the full directory →

Weekly digest

A weekly digest pulled from the 5,200+ startups and 6,700+ jobs we track. No fluff, no resend.

Double opt-in. Unsubscribe anytime.

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

Altay Therapeutics

Altay develops disease-modifying therapies targeting transcription…

AI-powered Drug DiscoveryBiotechTherapeutics

Authentication infrastructure for the modern web.

AuthSaaSDeveloper Infrastructure

One source of truth for financial data.

The Leader in Digital Trust & Safety

FintechMachine LearningSaaS

Open Jobs 9

Team —

Founded 2012

YC S19 startupsAll cohort members Startups in San Francisco2567 indexed Dev Tools startupsFull category listing "SaaS" startups1005 indexed

YC Summer 2019

Five standout startups, five open roles, every Monday

Similar startups outside this list

More to explore