Cohorts of 2021

Companies whose accelerator cohort started in 2021. 1,685 companies.

CompanyClusterProgramStatusLast signal
Via.Delivery

A "Buy Online Pickup Anywhere" (BOPA) Service for Online Retailers

-Alchemist AcceleratorAlchemist Class 26Active-
AbacumAI

The AI-native FP&A platform that helps Finance teams drive business…

B2B SaaSAI-native FP&A and financial planningY CombinatorW21Activechecked 2026-08-23
Aerotime

Calendar that kills time fragmentation

B2B SaaSCalendar and time management for teamsY CombinatorW21Inactivechecked 2026-08-23
AgendaPro

Shopify for Beauty and Wellness businesses in Latam

Commerce and marketplacesbeauty wellness appointment schedulingY CombinatorW21Activechecked 2026-08-23
Alba Orbital

We make satellites to image everywhere on Earth, every 15 minutes

Defense and spaceEarth observation satellite constellationY CombinatorW21Activechecked 2026-08-23
Albedo

Full-stack VLEO satellite missions

Defense and spaceVLEO satellite infrastructure and operationsY CombinatorW21Activechecked 2026-08-23
Alinea

Automated investing for the next generation 💸

Fintechautomated investing platformY CombinatorW21Activechecked 2026-08-23
Alltruists

Kid-friendly, at-home volunteer projects in a box, delivered bimonthly

Consumerkid-friendly subscription boxesY CombinatorW21Inactivechecked 2026-08-17
Alokai

Frontend Platform for eCommerce

Commerce and marketplacescomposable commerce frontend platformY CombinatorW21Activechecked 2026-08-23
AlpasAI

Software for procurement departments to find suppliers 10x faster

Commerce and marketplacesAI-powered supplier discovery and risk assessmentY CombinatorW21Activechecked 2026-08-23
Anima

The next generation care enablement platform

Healthcare and biocare coordination platformY CombinatorW21Activechecked 2026-08-23
arnataAI

AI workers for the logistics industry.

Horizontal AI assistantsAI workers for logisticsY CombinatorW21Activechecked 2026-08-23
Arpio

Recover from any outage in 10 minutes or less.

B2B SaaSAWS outage recovery automationY CombinatorW21Activechecked 2026-08-23
Atomic Industries

Software orchestrated mass production of plastics

Robotics and physical worldAI-optimized manufacturing and toolingY CombinatorW21Activechecked 2026-08-23
Atrato

Enabling consumers split the cost of purchases without a credit card

FintechBuy now pay later for consumersY CombinatorW21Activechecked 2026-08-23
Aurabeat

Providing clean, safe, virus free air for homes, buildings and cars

Robotics and physical worldair purification hardwareY CombinatorW21Activechecked 2026-08-23
Auricle

Neurostimulation implant to restore hearing & speech understanding

Healthcare and bioneurostimulation implant for hearing restorationY CombinatorW21Activechecked 2026-08-23
Authologic

Stripe for online identity verification

Security and complianceidentity verification orchestrationY CombinatorW21Activechecked 2026-08-23
authzed

Authorization Infrastructure securing AI at OpenAI, Zoom, & more

Agent infrastructureAuthorization and access control infrastructureY CombinatorW21Activechecked 2026-08-23
Avenue

Observability platform for operations teams

B2B SaaSDatabase alerting for operations teamsY CombinatorW21Acquiredchecked 2026-08-23
Avion School

We teach Filipinos to become remote software engineers globally.

Othercoding bootcamp for remote workY CombinatorW21Inactivechecked 2026-08-23
Aviron Interactive

Aviron transforms workouts with game-based exercise machines, making…

Consumergamified home fitness equipmentY CombinatorW21Activechecked 2026-08-23
AvocadoAI

AI-Native Restaurant POS

Vertical AI agentsAI agent for restaurant operationsY CombinatorW21Activechecked 2026-08-23
Awari

Reinventing lifelong learning for the future of work.

OtherCareer education platform for tech professionalsY CombinatorW21Acquiredchecked 2026-08-17
AXAR AIAI

How great teams ship with AI

Developer toolsAI-assisted software developmentY CombinatorW21Inactive-
Axiom.ai

No-code Browser RPA

Agent infrastructurebrowser automation and RPA toolingY CombinatorW21Activechecked 2026-08-23
Axle Health

Scheduling and workforce management SaaS for home healthcare providers

B2B SaaSWorkforce scheduling for home healthcareY CombinatorW21Activechecked 2026-08-23
Axolo

Improving Developer Experience with Streamlined Code Reviews

Developer toolscode review in SlackY CombinatorW21Activechecked 2026-08-23
Betterhalf

India’s first and only marriage super app

Consumermatrimony and wedding marketplaceY CombinatorW21Inactive2026-08-23
BeWell DigitalAI

Building the operating system for diagnosis.

Healthcare and bioAI-powered radiology diagnostics platformY CombinatorW21Inactivechecked 2026-08-17
Bimaplan

Affordable insurance for the next billion Indians

FintechMicroinsurance for emerging marketsY CombinatorW21Activechecked 2026-08-23
BiodockAI

Cloud AI microscopy automation

Healthcare and bioAI microscopy image analysis platformY CombinatorW21Activechecked 2026-08-23
Blink

Same-day delivery for e-commerce companies in Europe.

Commerce and marketplaceslast-mile delivery for e-commerceY CombinatorW21Inactivechecked 2026-08-17
Bloom

Investing app that teaches you how to invest

Consumerinvesting education and gamified tradingY CombinatorW21Activechecked 2026-08-23
Bluelight

Analytics, built for the trades.

B2B SaaSanalytics platform for contractorsY CombinatorW21Activechecked 2026-08-23
boitas.com

Largest B2B eCommerce platform for SMBs in Latin America.

Commerce and marketplacesB2B food service marketplace for restaurantsY CombinatorW21Inactivechecked 2026-08-24
BotBuilt

We use robots to build houses.

Robotics and physical worldRobotic construction and buildingY CombinatorW21Activechecked 2026-08-23
BrioHR

All-in-one HR management platform for SMEs

B2B SaaSHR management platform for SMEsY CombinatorW21Activechecked 2026-08-23
Bristle

At-home oral health testing, coaching & care

Healthcare and bioat-home oral health testingY CombinatorW21Activechecked 2026-08-23
Broad

The multicurrency account and card for Brazilians

Fintechmulticurrency accounts for emerging marketsY CombinatorW21Activechecked 2026-08-23
Bueno Finance

Building Chime for India

FintechDigital credit cards for emerging marketsY CombinatorW21Acquiredchecked 2026-08-17
BusinessOnBot

Automated user acquisition & selling on WhatsApp for businesses

Commerce and marketplacesWhatsApp commerce automation for SMBsY CombinatorW21Activechecked 2026-08-23
CamberAI

Admin automation for healthcare

Vertical AI agentsAdministrative automation for behavioral healthY CombinatorW21Activechecked 2026-08-23
Camlist

The super app for pets

Consumerpet social marketplace platformY CombinatorW21Site unreachablechecked 2026-08-17
Camp

A Nouns DAO governance client

OtherWeb3 governance infrastructureY CombinatorW21Activechecked 2026-08-23
Care Weather

The highest-accuracy global weather data from low-cost flat satellites

Defense and spaceEarth observation satellitesY CombinatorW21Activechecked 2026-08-23
CashBook

Ramp for Indian Businesses - UPI Wallets for Employee Expenses

FintechEmployee expense management via UPIY CombinatorW21Activechecked 2026-08-23
Charge Running

Provides live, virtual running classes to runners all around the world

ConsumerLive virtual running classes and communityY CombinatorW21Inactive2026-08-23
Chatwoot

The modern, open source, self-hosted AI customer support platform

B2B SaaSunified customer support platformY CombinatorW21Activechecked 2026-08-23
Cheqout

Mobile ordering & payments for Brick & Mortars

Fintechmobile POS and payments for retailY CombinatorW21Inactivechecked 2026-08-17
Chorus Sleep

Mobile app and coaching program that helps employees sleep better

Consumersleep wellness mobile appY CombinatorW21Active, new domain2026-08-23
Clay

Figma for 3D design

Developer toolscollaborative 3D design platformY CombinatorW21Inactivechecked 2026-08-17
ClearAI

The unbiased AI and data layer for skin health.

Consumerskin health tracking and recommendationsY CombinatorW21Activechecked 2026-08-23
clicOH

Amazon-like logistics for e-commerce companies in Latam

Commerce and marketplacesLatAm e-commerce logisticsY CombinatorW21Activechecked 2026-08-23
ClipDropAI

Turn regular mobile photos into professional product visuals

ConsumerAI photo editing for sellersY CombinatorW21Acquiredchecked 2026-08-23
cloud humansAI

AI-powered customer service for startups

Vertical AI agentsAI customer service automation for startupsY CombinatorW21Activechecked 2026-08-23
CodeballAI

AI-Powered Code Review

Developer toolsAI code review and bug detectionY CombinatorW21Inactivechecked 2026-08-23
Coderhouse

Effective and accessible online live education.

Consumeronline education platformY CombinatorW21Activechecked 2026-08-23
Codingal

Leading online after-school for kids & teens to learn AI & coding

Consumeronline coding education for kidsY CombinatorW21Activechecked 2026-08-24
Compose.aiAI

Cut your writing time by 40% with AI-powered autocomplete

Horizontal AI assistantsAI writing autocomplete assistantY CombinatorW21Activechecked 2026-08-23
ControlHub

Purchasing Software | Procure-to-Pay SaaS

Commerce and marketplacesprocure-to-pay automationY CombinatorW21Inactivechecked 2026-08-23
CoVerified

Using infection data to keep organizations safe

Security and complianceinfection compliance verificationY CombinatorW21Inactivechecked 2026-08-23
Curvenote

Communication and publishing tools for scientists

Developer toolsScientific publishing and documentationY CombinatorW21Activechecked 2026-08-23
CybleAI

Cyble - World’s First Intelligence-Driven, AI-Native Security…

Security and complianceAI-native cybersecurity threat detectionY CombinatorW21Activechecked 2026-08-17
DarrowAI

Bring Justice to Light

Security and complianceAI legal case intelligence platformY CombinatorW21Activechecked 2026-08-23
Dashlabs.ai

Software for medical laboratories and clinics

Healthcare and bioLaboratory information management systemY CombinatorW21Activechecked 2026-08-23
DataheraldAI

Embed NL-to-SQL into your Product 📈

Developer toolsNL-to-SQL API for developersY CombinatorW21Inactivechecked 2026-08-17
DatricsAI

Generative AI Healthcare Coding Automation

Vertical AI agentsAI medical coding automationY CombinatorW21Activechecked 2026-08-23
Dayra

Data-driven embedded Financial Services for Gig Workers

Fintechfinancial services for gig workersY CombinatorW21Activechecked 2026-08-23
Degrees of Freedom

DoF provides a high quality, affordable higher education alternative.

Consumervirtual higher education platformY CombinatorW21Inactivechecked 2026-08-24
Djamo

Challenger Bank for consumers in French speaking Africa.

FintechChallenger banking for African marketsY CombinatorW21Active2026-08-10
DreamWorldAI

DreamWorld is a next-gen Minecraft with generative AI building

ConsumerAI-powered 3D game and UGC platformY CombinatorW21Activechecked 2026-08-23
Dressd

Make infinite $$$ off of clothes in your closet without selling them

ConsumerP2P clothing rental marketplaceY CombinatorW21Inactivechecked 2026-08-24
Dyte

Real-time audio & video SDKs, ready to launch 🚀

Developer toolsvideo streaming SDKsY CombinatorW21Acquiredchecked 2026-08-23
Eat Blueprint

Longevity Nutrition Service

Consumerlongevity nutrition meal serviceY CombinatorW21Inactivechecked 2026-08-17
Emerge Tools

Supercharge your mobile apps

Developer toolsMobile app performance and monitoringY CombinatorW21Acquiredchecked 2026-08-23
Enable Us

Digital Sales Rooms (Acquired by MindTickle)

B2B SaaSAI-powered digital sales roomsY CombinatorW21Acquiredchecked 2026-08-23
Encord

The data layer for physical AI

Data for AIMultimodal data curation for physical AIY CombinatorW21Activechecked 2026-08-23
Enode

Energy Orchestration Platform

Climate and energyhome energy coordination and grid orchestration platformY CombinatorW21Activechecked 2026-08-23
Entelexo Biotherapeutics

Creating a New Class of Drugs to Address Incurable Autoimmune Diseases

Healthcare and bioengineered exosome therapeuticsY CombinatorW21Activechecked 2026-08-23
eqtble

Turning HR data into actionable insights

B2B SaaSHR people analytics platformY CombinatorW21Acquiredchecked 2026-08-17
Estoca

The Logistics Operating System for E-commerce in LatAm

Commerce and marketplacesAI logistics optimization for LatAm e-commerceY CombinatorW21Activechecked 2026-08-23
Expent Inc

Procure the right software 5x faster

Commerce and marketplacesB2B software procurement marketplaceY CombinatorW21Active2026-08-23
Fable

The command center for product teams

B2B SaaSproduct management collaboration platformY CombinatorW21Inactivechecked 2026-08-24
Faction

Driverless electric vehicles at a fraction of the cost of a car.

Robotics and physical worldautonomous delivery vehiclesY CombinatorW21Inactivechecked 2026-08-23
FathomAI

The most flexible AI meeting notetaker ever built.

Horizontal AI assistantsAI meeting notetaker and knowledge retrievalY CombinatorW21Activechecked 2026-08-23
Feroot Security

AI-powered Compliance Platform for PCI 4, CCPA, HIPAA, CIPA, 50+ laws

Security and complianceAI compliance automation platformY CombinatorW21Activechecked 2026-08-23
FifthTry

Continuous Documentation To End Documentation Rot

Developer toolsDocumentation automation and governanceY CombinatorW21Site unreachablechecked 2026-08-17
Finantier

Plaid for Southeast Asia

FintechFinancial data infrastructure for SEAY CombinatorW21Inactivechecked 2026-08-24
Finary

Discord for investing.

Consumersocial investing communityY CombinatorW21Inactivechecked 2026-08-17
Finary.com

The new wealth manager for Europe

Fintechwealth management platform for retail investorsY CombinatorW21Activechecked 2026-08-23
Finley

Streamline your debt capital raise and management

Fintechdebt capital management softwareY CombinatorW21Acquiredchecked 2026-08-23
Fintoc

Account-to-Account payments in Mexico and Chile.

FintechAccount-to-account payment APIY CombinatorW21Activechecked 2026-08-23
Firstbase.io

The all-in-one startup operating system

B2B SaaSStartup operations and compliance platformY CombinatorW21Activechecked 2026-08-23
FirstSupport.ai

AI Assistant for Customer Support

Horizontal AI assistantsAI copilot for customer support agentsY CombinatorW21Site unreachablechecked 2026-08-17
FitHub

The one-stop shop for healthy products

Commerce and marketplacesHealth-focused e-commerce groceryY CombinatorW21Activechecked 2026-08-23
Flextock

Tech-enabled fulfillment provider in the Middle East & Africa

Commerce and marketplacesTech-enabled fulfillment logisticsY CombinatorW21Activechecked 2026-08-23
Flok

End to end company retreat planning

B2B SaaSCompany retreat planning platformY CombinatorW21Acquired2026-08-23
FlowEQ

No-code workflow tool

B2B SaaSno-code workflow automationY CombinatorW21Activechecked 2026-08-23
FlutterFlow

Application Development Platform (Native Mobile + Web Apps)

Developer toolsLow-code app development platformY CombinatorW21Activechecked 2026-08-23