YC-Backed Companies
5,949 Y Combinator portfolio companies tracked in the Altss database. For each company, Altss surfaces which family offices have co-invested alongside YC.
Summer 2022
(133 companies)
Instant
The best backend for AI-coded apps
technology · United States

Integrated Reasoning
Faster processors for solving NP-complete problems

Integration Labs
The Unified API for Business Financial Data

Intuned
Code-first scrapers and RPAs — built and maintained by AI

Invofox
INVOFOX is the document processing AI for software companies

Jamble
Fashion resale marketplace powered by live streaming and video

Jasmine Energy
Claim solar incentives with AI

Juicebox
AI-powered talent sourcing for recruiters
technology · United States

Julius
AI Data Scientist
technology · United States

Kamion
Uber for Trucks for Turkey

Kashin
Credit for the emerging economy in Latam

KemNet
KemNet supplies reformulated drugs for specific groups of patients.

Keylika
Redefining the Standard of Care for Iron Deficiency Anemia

Knowtex
Making doctors 2x more efficient with AI note-taking & charge capture

Kombo
Unified API for HR, payroll and recruiting software

Krave Mart
Grocery Delivery in Pakistan
consumer · Pakistan

Lamin
Open data lakehouse for biology

Landeed
Landeed is India’s digital infrastructure for property intelligence,…
fintech · India

Latent Space
Applied AI for The Emerging Economies

Layerup
Agentic AI OS for Financial Services and Insurance

Levers
Automating collection and boosting cashflow for B2B companies

Lotus
Open-Core Pricing and Billing Engine

Lyra
Spend crypto anywhere online

Magic
Pay by Bank Platform

Makeasite
Create sites with just a prompt

Malama Health
Doula-led holistic support during and after pregnancy

Manatee
DocSend for demos.

Materee
E-commerce platform for construction materials in Indonesia

MaverickX
Engineering the future of chemistry for natural resource extraction

Maya Labs
Building self-programming machines

Medplum
API first electronic health record (EHR) that is open source

Mercator
AI-assisted data analytics

Metriport
Open-Source Platform for Healthcare Data Intelligence
healthcare · United States

Mistle
Open source background agents

Moneco
Neobank for African migrants in Europe

Monterey AI
Turn user feedback to product insights

Morf Health
Workflow automation for healthcare providers

MovingLake
Realtime Data Connectors

Namecard.ai
AI-powered business matchmaking

Neosync
Neosync is an open-source anonymization and synthetic data platform.

NewsCatcher
Turning the web into a structured database of real world events.

Notebook Labs
Decentralized, anonymous, and accountable identity on Web3.
fintech · United States

Novig
America's #1 Sports Trading App
fintech · United States

NuMind
Create custom NLP models

Oneleet
YC's most popular security compliance platform (SOC 2, ISO 27001,…
technology · United States

Ordinary Seafood
We are doing for seafood what Impossible did for meat

Overwatch
Enterprise software for enterprise risk and cyber fraud intelligence

Paces
Agentic AI for Power Projects and AI Infrastructure

Pana
A Global Bank on Chain

Paragon AI
Turns your sales calls into CRM data, automatically.

Pasito
AI agents for insurance and benefits

Payfura
Global payment gateway to buy/sell crypto
fintech · United States

Payload
Developer-First Headless CMS and Application Framework

Penguin AI
AI Sales Rep for Website Intent Signals

Peoplebox.ai
AI talent platform to hire, manage, and grow your people

Phind
AI search engine

Ping
The global neo-bank for contractors and freelancers

Pivo Technology Inc
Digital Bank for Freight Carriers in Africa.

Pivot
Your AI FP&A Analyst

Pluralith
Automated infrastructure compliance and documentation

Plutto
Supply-chain risk management and compliance platform for Latin…

Poly
Intelligent Personal Cloud Storage

Polymath Robotics
General Autonomy for Industrial Vehicles

Popsy
AI tool that finds you leads on Reddit and sends them hyper…

PrimeVault
Infrastructure powering stablecoin and digital finance

Provision
Ironclad for construction
technology · Canada

Pulppo
Shopify for Real Estate Agents in LATAM

Pump.co
The Costco for cloud is here 🔥🔥

Quindar
Datadog for Space

Quinn
The AI that delivers pharma R&D decisions in days, not months

REVER
Changing the way people buy by giving superpowers to shoppers
technology · Spain

Raven
AI Assistants for Manufacturing Operations

Relate
All-in-One Sales and Marketing CRM for B2B teams
enterprise applications · United States

Relay Health
The #1 App to Quit Porn: Rebuild Focus and Intimacy

Relevium Medical
Platform injectable gel based therapeutic for osteoarthritis

Rima AI (formerly Garage)
Document and spreadsheet automation for accountants

Rio
LATAM’s largest stablecoin FX and liquidity provider

Roforco
Creating viral AI consumer apps and games

Roxels
Founder-level assistance whenever customers need it, at scale

Ruleset
The SaaS Decision Engine for Lenders

Sanifu
Automate the repetitive work spreadsheets are used for

Sculpt
Fully automated should-cost analysis for precision manufacturers.

Seaflight Technologies
We make the world's most efficient aircraft

Serinus Biosciences
Combinations therapy by rational design

Shipmates
Shipping platform for online merchants in the Philippines

SigmaMind AI
Platform to build enterprise-ready voice/chat agents

Signatur Biosciences
Simple tests for complex diseases.

SilkChart
AI Sales Assistant to increase playbook adoption and win more deals
technology · United States

Slauth.io
The IAM Policy Copilot

Slidely AI
AI for professional PowerPoint presentations, available in PowerPoint

Slingshot
Analyze medical records in seconds

Solum Health
AI Automation for Therapy Practices

Sonnet
Meeting notes and CRM, automated

Stackup
Stackup helps businesses manage their crypto assets.
industrials · United States

Star
Make games with AI - no coding required

Stellar
AI-powered business goals

Stream
The AI Claims Workbench automating insurance claims

Sunlight
The Universal Card-On-File API

Sunpia
Deploy serverless without rewriting code

Superbar
Sales AI for your Website

Superpowered AI
API for Retrieval Augmented Generation

Sytex
Project management platform for Field Infrastructure.

Tailor
Headless ERP for retail operations
technology · Japan

Tank Payments
Modern financial infrastructure for the trucking industry.

Taro
Help high-growth tech companies hire strong engineers

Ten Lives
Manufacturing more proteins with AI.

Thera
AI-Native Finance OS
fintech · United States

TigerEye
AI for Construction
technology · United States

Tranch
Tranch is the invoice to payments platform for enterprises.

Trendex - Connect with stars
Bringing fans closer to the world’s greatest athletes

TrueBiz
Instant Background Checks for Businesses

Truva
Sell more. Grind less with AI agents.

Two Dots
AI fraud prevention and underwriting agent

TypeLess
AI messaging API for smarter, faster communication.

Typewise
Boosting customer service and sales productivity by 2-3x.

Unthread
Agentic service management in Slack

UpLink
Document Collection Software for Accountants, Auditors, and Lawyers

Velontra
Hypersonic space plane that can take-off from any location and weather

Versa
Smart receipts for your business spend

Vinci Games
Creating genre-defining multiplayer VR games.

Vizzly
Customer-Facing Analytics for Modern SaaS.

Voltic
Electric cargo ships

Wand Solar
We enable landlords to generate income from solar panels.

Weltio
First LatAm W3 WealthTech for AutoInvesting in securities & crypto

Windmill
Open-source platform to turn scripts into internal apps & workflows

WithIda
AI that works across your tools and earns the right to run solo

Wolfia
We help security, legal and sales teams answer customer questions

Wondercraft
Create video by chatting to AI

Zoltar Labs
AI-assisted CX tool built with your knowledge.

autone
Inventory management SaaS for Retail & Consumer brands

erad
Non-dilutive funding and payments in the Middle East

ilumadata
Confidently ship analytics code faster with fewer errors

nsave
Trusted $€£ accounts abroad for people from unstable economies.
Summer 2021
(67 companies)
AI Tech Packs
Build factory ready tech packs in minutes.

AOA Dx
Blood Test for Early Detection of Ovarian Cancer

ARQ
The global financial platform for affluent consumers in the Americas.

Abatable
Carbon markets platform and solutions

Abbot
Your Customer Success Co-Pilot

Abhi
Abhi is Pakistan's 1st financial wellness platform focusing on…

Abstra
Automate finance operations with Python and AI

Adaptyv
We're building fully automated labs for protein engineering

Adni
AI career platform for healthcare workers

Adravision
Automation for dental clinics and insurance companies.

Advantage Club
Global platform for employee engagement with rewards&flexible benefits

Aer
Compound compliance: the central hub for meeting SEC obligations

Affogato AI
Affogato AI — Your Agent for instant TikToks, Reels, and ads.

Agapé
Feel close, even when apart. One meaningful conversation at a time.

Ahazou
Podium for local businesses in Latam

Akudo
India's first learning-focused neobank for teenagers
fintech · India

Akute Health
The medical record & infrastructure stack for digital health companies

Aleph
One source of truth for financial data.
fintech · United States

Aleph Solutions (Alephee)
We help automotive aftermarket brands to supply and sell parts online

AlgoUniversity
Building Job driven Virtual Tech University for India 🇮🇳

AlgoViral
We help high-growth startups go viral on autopilot

Algofi
Building the new financial system

Amenli
Offers insurance to customers in a convenient & transparent way
fintech · Morocco

Anakin
We automate pricing for eCommerce and on-demand service companies
enterprise applications · United States

Ananya Health
Portable cryoablation to prevent cervical cancer

Ancana
Marketplace to buy managed vacation homes through fractional ownership

Apollo
The card that rewards you with stock

AppX
AppX helps social media creators launch their own mobile apps.

Aqua
The AI-Native Turnkey Alternative Investment Platform (TAIP)

Archbee
TURN STATIC DOCS INTO INSTANT ANSWERS

Arengu
Build frictionless signup flows in minutes

Arrow
Modern Checkout Platform for D2C brands in Southeast Asia

Artillery
The complete production quality platform. AI-powered E2E testing,…

Astek Diagnostics
One-hour antibiotic sensitivity testing

Atlas
Operating system for restaurants, focusing on Southeast Asia

Atmana
Apps to control technology addictions/ helping startups hire engineers
healthcare · India

Aviator
Google-level engineering productivity suite

Awesomic
Get matched with top 1% of talents in 24h
business/productivity software · Ukraine

BLUUMBIO
We make bacteria and plants that clean up pollution.

Baraka
Grow Your Wealth With Baraka

Baubap
Smart micro financing for everyone

Beau
Workflows for repetitive customer-facing tasks

Beeper
One chat app to rule them all
technology · United States

Birdie
Connect LinkedIn to your CRM to automate and track LinkedIn outreach.

Bite Ninja
Remote labor for restaurants
technology · United States

BlackOakTV
A video subscription platform serving black viewers and creators.

Blixo
Accounts receivable automation to help companies get paid faster

BoldVoice
Speech and accent coaching app for non-native English speakers

Bolster
The platform for buying, selling and managing residential construction

Breadcrumbs.io
No-code scoring engine identifying your most engaged upsell opps

Bree
Chime for Canada, starting with cash advances

Brite
Software that helps employees pick their employee benefits.

Buoyant Aero
Bringing back blimps

Buró de Ingresos
The Work Number for LatAm

Buzzle
Automatic voice-of-customer trends & metrics from sales conversations.
technology · United States

Byte Kitchen
Increasing restaurant profitability through our AI Operating System
agriculture · United States

Bytebot
Bytebot is the open source container for AI desktop agents.

Cabal
Private workspace for founders, investors, and advisors to collaborate

Cache
Online convenience stores fulfilled by tiny, automated dark stores.

Café
Your Workplace Engagement Hub

Caire Health
Semi-Autonomous Diagnostics for Emergent Care

Canopi
API to measure and eliminate carbon emissions

Carbonfact
Decarbonizing the fashion industry
climate tech · France

Careerist
Learning platform for job seekers with job applications automation
enterprise applications · United States

Cartpanda
Global online sales platform

Catena Biosciences
Using protein coupling to build new therapies

CellChorus
The dynamic single-cell analysis company
Which family offices back YC companies?
Altss tracks family office deal activity across the YC portfolio. Request access to see investor-level data, round participation, and LP mandates.