Cohorts of 2021

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

CompanyClusterProgramStatusLast signal
Abatable

Carbon markets platform and solutions

Climate and energyCarbon offset procurement platformY CombinatorS21Activechecked 2026-08-23
AbbotAI

Your Customer Success Co-Pilot

Horizontal AI assistantsCustomer success copilot for SlackY CombinatorS21Inactivechecked 2026-08-17
Abhi

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

FintechEarly wage access for employeesY CombinatorS21Activechecked 2026-08-23
AbstraAI

Automate finance operations with Python and AI

Vertical AI agentsAI automation for finance operationsY CombinatorS21Activechecked 2026-08-23
Adaptyv

We're building fully automated labs for protein engineering

Robotics and physical worldAutomated protein engineering labsY CombinatorS21Activechecked 2026-08-23
AdniAI

AI healthcare recruiting platform

Vertical AI agentsAI recruiting for healthcareY CombinatorS21Activechecked 2026-08-24
AdravisionAI

Automation for dental clinics and insurance companies.

Vertical AI agentsAI automation for dental clinics and insuranceY CombinatorS21Activechecked 2026-08-23
Advantage Club

Global platform for employee engagement with rewards&flexible benefits

B2B SaaSEmployee engagement and benefits platformY CombinatorS21Active, new domain2026-08-23
Aer

Compound compliance: the central hub for meeting SEC obligations

Security and complianceSEC compliance management platformY CombinatorS21Acquired2026-08-23
Affogato AIAI

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

Vertical AI agentsAI video generation for creators and brandsY CombinatorS21Activechecked 2026-08-23
Agapé

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

Consumerrelationship wellness appY CombinatorS21Activechecked 2026-08-23
Ahazou

Podium for local businesses in Latam

B2B SaaSall-in-one platform for local businessesY CombinatorS21Activechecked 2026-08-24
AI Tech PacksAI

Build factory ready tech packs in minutes.

Commerce and marketplacesAI-powered apparel tech pack generationY CombinatorS21Activechecked 2026-08-23
Akudo

India's first learning-focused neobank for teenagers

Consumerfinancial education for teenagersY CombinatorS21Inactivechecked 2026-08-17
Akute Health

The medical record & infrastructure stack for digital health companies

Healthcare and bioEMR automation for digital healthY CombinatorS21Activechecked 2026-08-23
Aleph

One source of truth for financial data.

B2B SaaSFP&A automation and financial data integrationY CombinatorS21Activechecked 2026-08-23
Aleph Solutions (Alephee)

We help automotive aftermarket brands to supply and sell parts online

Commerce and marketplacesmarketplace inventory management for automotive aftermarketY CombinatorS21Activechecked 2026-08-23
Algofi

Building the new financial system

FintechDecentralized finance infrastructureY CombinatorS21Inactivechecked 2026-08-17
AlgoUniversity

Building Job driven Virtual Tech University for India 🇮🇳

OtherEducation platform with ISA modelY CombinatorS21Activechecked 2026-08-23
AlgoViralAI

We help high-growth startups go viral on autopilot

Vertical AI agentsAI-native social media growth automationY CombinatorS21Activechecked 2026-08-23
Amenli

Offers insurance to customers in a convenient & transparent way

FintechDigital insurance brokerY CombinatorS21Activechecked 2026-08-24
Anakin

One API to get clean data from any website for your AI agents at scale

Data for AIWeb data extraction for AI agentsY CombinatorS21Activechecked 2026-08-23
Ananya Health

Portable cryoablation to prevent cervical cancer

Robotics and physical worldMedical device hardware for cancer preventionY CombinatorS21Activechecked 2026-08-24
Ancana

Marketplace to buy managed vacation homes through fractional ownership

Consumerfractional vacation home marketplaceY CombinatorS21Active, new domain2026-08-23
AOA Dx

Blood Test for Early Detection of Ovarian Cancer

Healthcare and bioearly cancer diagnosticsY CombinatorS21Activechecked 2026-08-23
Apollo

The card that rewards you with stock

Fintechstock rewards debit cardY CombinatorS21Inactivechecked 2026-08-17
AppX

AppX helps social media creators launch their own mobile apps.

B2B SaaSCreator app monetization platformY CombinatorS21Activechecked 2026-08-23
AquaAI

The AI-Native Turnkey Alternative Investment Platform (TAIP)

FintechAI-powered alternative asset management platformY CombinatorS21Activechecked 2026-08-23
Archbee

TURN STATIC DOCS INTO INSTANT ANSWERS

Developer toolsDocumentation and knowledge management platformY CombinatorS21Activechecked 2026-08-23
Arengu

Build frictionless signup flows in minutes

Developer toolssignup flow builder for developersY CombinatorS21Acquiredchecked 2026-08-17
ARQ

The global financial platform for affluent consumers in the Americas.

Fintechcross-border payments for affluentY CombinatorS21Activechecked 2026-08-23
Arrow

Modern Checkout Platform for D2C brands in Southeast Asia

Commerce and marketplacescheckout platform for D2C brandsY CombinatorS21Site unreachablechecked 2026-08-17
Artillery

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

Developer toolsAI-powered E2E testing and production monitoringY CombinatorS21Activechecked 2026-08-23
aSimAI

Build and share apps with friends

ConsumerAI app creation for social sharingY CombinatorS21Activechecked 2026-08-23
Astek Diagnostics

One-hour antibiotic sensitivity testing

Healthcare and biorapid bacterial diagnostics and antibiotic testingY CombinatorS21Activechecked 2026-08-23
Atlas

Operating system for restaurants, focusing on Southeast Asia

B2B SaaSRestaurant operations platform Southeast AsiaY CombinatorS21Activechecked 2026-08-23
Atmana

Apps to control technology addictions/ helping startups hire engineers

Consumerdigital wellness and addiction recoveryY CombinatorS21Activechecked 2026-08-23
Aviator

Google-level engineering productivity suite

Developer toolsmerge workflow automation and build healthY CombinatorS21Activechecked 2026-08-23
Awesomic

Get matched with top 1% of talents in 24h

Commerce and marketplacesTalent marketplace for design and engineeringY CombinatorS21Activechecked 2026-08-23
Baraka

Grow Your Wealth With Baraka

ConsumerInvestment app for Middle EastY CombinatorS21Activechecked 2026-08-23
BaubapAI

Smart micro financing for everyone

FintechAI lending platform for emerging marketsY CombinatorS21Activechecked 2026-08-23
Beau

Workflows for repetitive customer-facing tasks

B2B SaaScustomer-facing workflow automationY CombinatorS21Activechecked 2026-08-23
Beeper

One chat app to rule them all

Consumerunified messaging platformY CombinatorS21Acquiredchecked 2026-08-23
Birdie

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

B2B SaaSLinkedIn outreach automation for salesY CombinatorS21Activechecked 2026-08-23
Bite NinjaAI

Remote labor for restaurants

Vertical AI agentsRemote order taking for restaurantsY CombinatorS21Activechecked 2026-08-24
BlackOakTV

A video subscription platform serving black viewers and creators.

Consumerniche streaming platform for Black creatorsY CombinatorS21Inactivechecked 2026-08-17
Blixo

Accounts receivable automation to help companies get paid faster

Fintechaccounts receivable automationY CombinatorS21Activechecked 2026-08-23
BLUUMBIO

We make bacteria and plants that clean up pollution.

Climate and energybiotech pollution remediationY CombinatorS21Activechecked 2026-08-23
BoldVoiceAI

Speech and accent coaching app for non-native English speakers

ConsumerAI-powered language learning appY CombinatorS21Activechecked 2026-08-23
Bolster

The platform for buying, selling and managing residential construction

Commerce and marketplacesconstruction marketplace and POSY CombinatorS21Activechecked 2026-08-23
Breadcrumbs.io

No-code scoring engine identifying your most engaged upsell opps

B2B SaaSno-code revenue scoring for salesY CombinatorS21Acquiredchecked 2026-08-23
Bree

Chime for Canada, starting with cash advances

Fintechchallenger bank with cash advancesY CombinatorS21Activechecked 2026-08-23
Brite

Software that helps employees pick their employee benefits.

B2B SaaSBenefits education platform for HRY CombinatorS21Activechecked 2026-08-23
Buoyant Aero

Bringing back blimps

Robotics and physical worldautonomous advertising blimpsY CombinatorS21Activechecked 2026-08-23
Buró de Ingresos

The Work Number for LatAm

B2B SaaSIncome verification infrastructureY CombinatorS21Activechecked 2026-08-23
BuzzleAI

Automatic voice-of-customer trends & metrics from sales conversations.

B2B SaaSVoice-of-customer analytics from sales callsY CombinatorS21Inactivechecked 2026-08-17
Byte Kitchen

Increasing restaurant profitability through our AI Operating System

Commerce and marketplacesghost kitchen operations platformY CombinatorS21Acquiredchecked 2026-08-23
BytebotAI

Bytebot is the open source container for AI desktop agents.

Agent infrastructureAgent automation and orchestration platformY CombinatorS21Acquiredchecked 2026-08-23
Cabal

Private workspace for founders, investors, and advisors to collaborate

B2B SaaSfounder collaboration and investor networkY CombinatorS21Activechecked 2026-08-23
Cache

Online convenience stores fulfilled by tiny, automated dark stores.

Commerce and marketplacesautomated fulfillment for convenienceY CombinatorS21Inactivechecked 2026-08-17
Café

Your Workplace Engagement Hub

B2B SaaSworkplace engagement and events platformY CombinatorS21Activechecked 2026-08-23
Caire HealthAI

Semi-Autonomous Diagnostics for Emergent Care

Healthcare and bioAI diagnostic imaging for emergenciesY CombinatorS21Active2026-08-23
Canopi

API to measure and eliminate carbon emissions

Climate and energyCarbon emissions measurement APIY CombinatorS21Inactivechecked 2026-08-17
Carbonfact

Decarbonizing the fashion industry

Climate and energyfashion supply chain carbon trackingY CombinatorS21Activechecked 2026-08-23
Careerist

Learning platform for job seekers with job applications automation

Vertical AI agentsAI job application automation for career switchersY CombinatorS21Activechecked 2026-08-23
Cartpanda

Global online sales platform

Commerce and marketplacesEcommerce platform for creatorsY CombinatorS21Activechecked 2026-08-23
Catena Biosciences

Using protein coupling to build new therapies

Healthcare and bioprotein engineering therapeutics platformY CombinatorS21Active, new domain2026-08-23
CellChorusAI

The dynamic single-cell analysis company

Healthcare and bioAI-powered cell analysis for drug discoveryY CombinatorS21Activechecked 2026-08-23
CeroAI

Automated communication between hospitals and patients in Latam

Vertical AI agentsPatient communication automation for hospitalsY CombinatorS21Activechecked 2026-08-23
Charge Robotics

Robots that build solar farms

Robotics and physical worldSolar construction automation robotsY CombinatorS21Activechecked 2026-08-23
Chari

B2B e-commerce and fintech platform for traditional proximity stores

Commerce and marketplacesB2B e-commerce for traditional retailersY CombinatorS21Activechecked 2026-08-24
Chipax

Quickbooks for SMBs in Latam

FintechAccounting and payments for SMBsY CombinatorS21Activechecked 2026-08-23
Cloudanix

Cloud and Container Security Platform

Security and compliancecloud infrastructure security platformY CombinatorS21Activechecked 2026-08-23
Cloudthread

Eliminate Cloud Waste. Attribute and Track Savings. Engage Engineers.

B2B SaaSCloud cost optimization analyticsY CombinatorS21Acquiredchecked 2026-08-17
Coast

Demo Platform for API-First Companies

B2B SaaSAPI demo and sales enablementY CombinatorS21Activechecked 2026-08-23
Cococart

Empowering local businesses to sell online.

B2B SaaSE-commerce platform for SMBsY CombinatorS21Activechecked 2026-08-23
CoinruleAI

Coinrule Automates Your Crypto and Stock Investments

Fintechautomated investment tradingY CombinatorS21Activechecked 2026-08-23
CoLoopAI

AI Copilot for insights & strategy

Horizontal AI assistantsAI copilot for customer insights and strategyY CombinatorS21Activechecked 2026-08-23
Comet Health

Digital platform for pelvic floor physical therapy

Healthcare and biopelvic floor PT telemedicineY CombinatorS21Inactivechecked 2026-08-23
Commery

Marketplace to lease commercial real estate

Commerce and marketplacescommercial real estate marketplaceY CombinatorS21Inactivechecked 2026-08-23
Concord Materials

Automating procurement and finance for construction companies

Commerce and marketplacesconstruction materials procurement platformY CombinatorS21Activechecked 2026-08-23
Confido

AI-enabled financial automation and intelligence for CPG Brands

B2B SaaSFinancial automation for CPG brandsY CombinatorS21Activechecked 2026-08-23
Contalink

We help Accountants automate work and serve their customers online

Vertical AI agentsAI bookkeeping automation for accountantsY CombinatorS21Activechecked 2026-08-23
ContraForceAI

Security Delivery Platform to orchestrate AI agents for Service…

Agent infrastructureAI agent orchestration for securityY CombinatorS21Activechecked 2026-08-23
Coulomb AIAI

Battery Observability Platform for Electric Vehicles

Climate and energyAI battery management for EVsY CombinatorS21Activechecked 2026-08-23
Covie

Programmatic building blocks for transacting with insurance

Fintechinsurance infrastructure APIY CombinatorS21Inactivechecked 2026-08-23
Crew

Next Gen ATS/CRM for Modern Recruitment Agencies

B2B SaaSATS/CRM for recruitment agenciesY CombinatorS21Inactivechecked 2026-08-17
Cumbuca

Bare-metal access to Brazil's Open Finance and Pix systems

Fintechopen banking infrastructure for developersY CombinatorS21Activechecked 2026-08-23
Customily

Making it easy to sell personalized products online.

Commerce and marketplacese-commerce personalization toolY CombinatorS21Activechecked 2026-08-23
DailybotAI

Make all team work visible — people and AI agents

Agent infrastructureAI agent coordination and visibilityY CombinatorS21Activechecked 2026-08-23
Datlo

Datlo helps companies increase sales and expand through data

B2B SaaSGeointelligence for sales and market researchY CombinatorS21Activechecked 2026-08-23
Deed

Making it easy for employees to donate and volunteer with good causes.

B2B SaaSEmployee giving and volunteering platformY CombinatorS21Acquiredchecked 2026-08-17
Deskimo

Workspaces on demand, paid by the minute.

Commerce and marketplacesworkspace marketplace platformY CombinatorS21Activechecked 2026-08-24
DigiBuildAI

We buy & track building materials for construction companies.

Vertical AI agentsAI material procurement for constructionY CombinatorS21Activechecked 2026-08-23
Digistain

Pioneering Breast Cancer Diagnostics for a Healthier Tomorrow

Healthcare and biobreast cancer diagnostic imagingY CombinatorS21Activechecked 2026-08-23
DimeAI

Instant E2E tests for your website

Developer toolsAutomated end-to-end testingY CombinatorS21Inactivechecked 2026-08-17
Dots 💸

Developer friendly drop in payouts infrastructure

Fintechdeveloper-friendly payouts APIY CombinatorS21Activechecked 2026-08-23
Double

We make software for bookkeepers.

Vertical AI agentsAI bookkeeping software for accountantsY CombinatorS21Activechecked 2026-08-23
Echoes HQ

Measure and communicate engineering activity

B2B SaaSEngineering metrics and visibility SaaSY CombinatorS21Inactivechecked 2026-08-17
Encuadrado

Payments and scheduling for services professionals in LATAM

B2B SaaSpayments and scheduling for service prosY CombinatorS21Activechecked 2026-08-23