Cohorts of 2021

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

CompanyClusterProgramStatusLast signal
Levro

Multicurrency account & international payments for businesses

FintechMulticurrency payments and FX for businessesY CombinatorS21Activechecked 2026-08-23
LightlyAI

Help ML teams label the right data

Data for AIactive learning for data selectionY CombinatorS21Activechecked 2026-08-23
Lillianah Technologies

Revitalizing ocean dead zones while sequestering carbon

Climate and energyOcean carbon sequestrationSOSVSOSV IndieBio SF 14Activechecked 2026-08-23
Lipa Later

Buy now, pay later for electronics in Africa

Commerce and marketplacesBuy now pay later for electronicsSOSVSOSV Orbit Startups - MOX 12Site unreachablechecked 2026-08-17
Litnerd

Reading + Writing Club App for Kids

Consumerreading and writing club app for kidsY CombinatorS21Inactivechecked 2026-08-17
Liv Labs

Pelvic floor fitness made easy

ConsumerWomen's pelvic floor fitness hardwareY CombinatorS21Activechecked 2026-08-23
Lobby

Local onboarding for the $200B health tourism industry

Healthcare and bioHealth data collection for tourism clinicsY CombinatorS21Inactivechecked 2026-08-17
Locale

Organic and gourmet high-protein meals, designed for longevity.

Consumerpremium meal delivery serviceY CombinatorS21Activechecked 2026-08-23
LootRush

The global operating account you truly deserve.

FintechMulti-currency global bankingY CombinatorS21Activechecked 2026-08-17
Luable

Latin America's Deposits Marketplace for Banks

Fintechbank deposits marketplace Latin AmericaY CombinatorS21Activechecked 2026-08-23
Luminate

We make cancer care at home possible.

Healthcare and bioat-home cancer careY CombinatorS21Activechecked 2026-08-23
Mable

First personalized migraine clinic using genetics and telehealth.

Healthcare and bioPersonalized migraine care via genomicsY CombinatorS21Acquired2026-08-23
Mach9AI

AI CAD Software for Civil Engineering

Developer toolsAI CAD for civil engineeringY CombinatorS21Activechecked 2026-08-23
MadEats

Online delivery-only restaurant group in the Philippines

Consumerghost kitchen delivery brandsY CombinatorS21Acquired-
Mailmodo

No-code email marketing platform to send forms & widgets within emails

B2B SaaSinteractive email marketing platformY CombinatorS21Acquiredchecked 2026-08-23
Makani Science

Reinventing respiration monitoring

Healthcare and biowireless respiratory monitoring devicesY CombinatorS21Activechecked 2026-08-23
Malga

Malga is an API to accept payments with multiple payment providers

FintechMulti-provider payment orchestrationY CombinatorS21Activechecked 2026-08-23
Malloc IncAI

AI-driven mobile cybersecurity

Security and complianceMobile device threat detectionY CombinatorS21Activechecked 2026-08-23
marketfeed

Helping Indians make better financial decisions.

Fintechfinancial guidance for Indian consumersY CombinatorS21Activechecked 2026-08-24
Maroo

CRM for creatives (acquired by Helium Ventures)

B2B SaaSCRM for creative professionalsY CombinatorS21Acquiredchecked 2026-08-23
MarqVisionAI

IP operating software for brands and content companies

Security and complianceIP enforcement and brand protectionY CombinatorS21Activechecked 2026-08-23
Matidor.com

Project management on a live map

B2B SaaSProject management for geographically distributed operationsY CombinatorS21Activechecked 2026-08-23
Matrubials

Developing milk-inspired therapeutics for infectious diseases

Healthcare and biomilk peptide therapeutics for infectionsY CombinatorS21Activechecked 2026-08-23
Mecho Autotech

On-demand auto maintenance & repairs

Commerce and marketplacesauto maintenance marketplace AfricaY CombinatorS21Activechecked 2026-08-17
Medium BiosciencesAI

AI-designed Affinity Reagents

Healthcare and bioAI-designed diagnostic reagentsY CombinatorS21Activechecked 2026-08-23
Membo

Groceries fresher than a farmer’s market, delivered to you (EU)

Consumerdirect-to-consumer grocery marketplaceY CombinatorS21Inactivechecked 2026-08-23
Mentorcam

Mentorship from leaders of the world's best companies

Consumermarketplace for mentorship adviceY CombinatorS21Inactivechecked 2026-08-17
MentumAI

AI-Powered Assistant for Procurement and Strategic Sourcing

B2B SaaSAI-powered procurement intelligenceY CombinatorS21Acquiredchecked 2026-08-24
Mergent

Incredibly reliable background task queues and cron jobs

Developer toolsBackground task scheduling APIY CombinatorS21Activechecked 2026-08-23
Meticulous

Automated e2e screenshot testing without writing or maintaining tests

Developer toolsAutomated visual regression testingY CombinatorS21Activechecked 2026-08-23
Micro Meat

Technologies for scaling up cultured/clean meat production

Robotics and physical worldcultured meat production automationY CombinatorS21Inactivechecked 2026-08-17
Milky Way AIAI

Mobile app for CPG brands to connect to millions of stores globally

B2B SaaSretail shelf audit automationY CombinatorS21Inactivechecked 2026-08-23
MindFi

Transforming Mental Health for Corporate Asia

Healthcare and bioCorporate mental health and employee wellnessY CombinatorS21Activechecked 2026-08-23
Mindmesh

Mindmesh is the virtual desk that puts you in control.

B2B SaaSworkspace organization and productivityY CombinatorS21Inactivechecked 2026-08-24
Mindstate Design LabsAI

Programmable biology company for psychoactive effect design

Healthcare and biopsychoactive drug design and synthesisY CombinatorS21Activechecked 2026-08-23
Mine

The AI personal finance company.

ConsumerAI personal finance appY CombinatorS21Inactivechecked 2026-08-17
MiniloopAI

AI workflow engine for reliable systems

Agent infrastructureAI workflow orchestration platformY CombinatorS21Activechecked 2026-08-23
Mixr

Team building through online game tournaments.

B2B SaaSteam building and engagement platformY CombinatorS21Inactivechecked 2026-08-17
MobileBoostAI

AI native mobile testing.

Developer toolsAI-powered mobile testing automationY CombinatorS21Activechecked 2026-08-23
Momo Medical

We help nurses in nursing homes to be 30% more effective

Healthcare and bionursing home care optimizationY CombinatorS21Activechecked 2026-08-23
Monet

Payroll-backed loans and cash advances in Latam

Fintechpayroll-backed lending and cash advancesY CombinatorS21Activechecked 2026-08-24
Monto

Salary on-demand platform for Latin America

Fintechearned wage access for latamY CombinatorS21Activechecked 2026-08-23
Moving Parts

Delightful components for iOS.

Developer toolsiOS UI component libraryY CombinatorS21Inactivechecked 2026-08-23
Nasdisc

A marketplace for vinyl, cassettes and cds

Commerce and marketplacesphysical media marketplaceY CombinatorS21Acquiredchecked 2026-08-17
Nash

Nash is the digital logistics infrastructure for commerce

Commerce and marketplacesLast mile logistics orchestrationY CombinatorS21Active, new domain2026-08-23
Nat4Bio

Mimicking Nature to preserve our Food & Environment

Climate and energyagricultural biotech and sustainabilitySOSVSOSV IndieBio NY 04Activechecked 2026-08-23
NeodocsAI

Instant lab tests on your smartphone

Healthcare and bioMobile instant diagnostics via smartphoneY CombinatorS21Activechecked 2026-08-23
Nexus

Nexus offers a unified checking and investment account.

Fintechunified banking and investment accountY CombinatorS21Inactivechecked 2026-08-24
Nino Foods

Building India's fast food empire

Consumercloud kitchen fast food operatorY CombinatorS21Inactivechecked 2026-08-23
Noloco

Flexible Business Apps for Modern Teams

Developer toolsNo-code app builder for operationsY CombinatorS21Activechecked 2026-08-23
Nomod

The UAE’s leading small business payments platform

FintechSmall business payments platform UAEY CombinatorS21Activechecked 2026-08-23
Novatr

Online cohort based courses for architects, engineers and designers…

Consumerprofessional education for architectsY CombinatorS21Activechecked 2026-08-24
Octopus

A reverse logistic platform for post-consumer waste

Commerce and marketplacesreverse logistics waste managementSOSVSOSV Orbit Startups - MOX 12Site unreachablechecked 2026-08-17
ODWEN

AirBnB for Small Warehouses

Commerce and marketplaceswarehouse marketplace for SMEsY CombinatorS21Activechecked 2026-08-23
Odys Aviation

Vertical takeoff and landing aircraft for major airlines

Defense and spaceeVTOL aircraft manufacturingY CombinatorS21Activechecked 2026-08-23
Okani

Preventive healthcare app for Latam.

Healthcare and bioDigital primary care for LatamY CombinatorS21Activechecked 2026-08-23
Okayker

Digitalizing the car repair and service market in Pakistan

B2B SaaScar service management for PakistanSOSVSOSV Orbit Startups - MOX 12Site unreachablechecked 2026-08-17
Onebrief

Onebrief makes military headquarters run seamlessly

Defense and spacemilitary planning softwareY CombinatorS21Activechecked 2026-08-23
OneSchemaAI

AI Agents for Data Operations

Vertical AI agentsAI agents for data operationsY CombinatorS21Activechecked 2026-08-23
OneShop

List on multiple resale marketplaces

Commerce and marketplacesMulti-marketplace listing automationY CombinatorS21Inactivechecked 2026-08-23
OneStopKitchenAI

AI-Driven Tech & Space Optimization to Scale Restaurants

Vertical AI agentsAI-powered restaurant operations and scalingY CombinatorS21Inactivechecked 2026-08-17
Onfolk

Gusto for the UK

B2B SaaSPayroll and HR software for UK SMBsY CombinatorS21Acquiredchecked 2026-08-17
Onsite Pro

Revolutionizing digital selling within HVAC

Commerce and marketplacesB2B procurement for HVAC contractorsY CombinatorS21Inactivechecked 2026-08-23
OpenlayerAI

The fastest way to ship airtight AI

Agent infrastructureAI governance and quality platformY CombinatorS21Activechecked 2026-08-23
OpkitAI

AI phone calls for the US healthcare industry

Vertical AI agentsAI phone agents for healthcare practicesY CombinatorS21Inactivechecked 2026-08-17
Orderli

Square for Europe

Commerce and marketplacesPOS and ordering for hospitalityY CombinatorS21Inactivechecked 2026-08-17
outloud.aiAI

Building Gong.io for offline retail.

Vertical AI agentsAI conversation analysis for retail operationsY CombinatorS21Inactivechecked 2026-08-17
Output BiosciencesAI

The foundation for the next era of biology

Healthcare and bioAI-powered drug discovery platformY CombinatorS21Activechecked 2026-08-23
Pactima

Live video signing for real-time agreements

Security and complianceeSignature and document verificationY CombinatorS21Acquiredchecked 2026-08-23
PaletteHQ

Manage sales commissions and sales performance

B2B SaaSsales commission automationY CombinatorS21Activechecked 2026-08-23
Palla

P2P Cross border payments

FintechP2P cross-border paymentsY CombinatorS21Activechecked 2026-08-23
Pandai

Learning app for school students in Southeast Asia

Consumerstudent learning platform for Southeast AsiaY CombinatorS21Activechecked 2026-08-23
Parallel BioAI

Using the immune system to cure disease

Healthcare and bioAI-powered drug discovery platformY CombinatorS21Activechecked 2026-08-23
PatternsAI

Next-Gen Financial Analysis and Reporting with AI Agents

Vertical AI agentsAI financial analysis and reportingY CombinatorS21Inactivechecked 2026-08-17
Payflow

A mobile app. It allows employees to get paid their salary on-demand.

FintechOn-demand salary access for employeesY CombinatorS21Activechecked 2026-08-23
Payhippo

Loans to Nigeria's SMEs in under 3 hours

FintechSME lending AfricaY CombinatorS21Site unreachablechecked 2026-08-17
PAYZE

Stripe for former Soviet Union countries

Fintechpayments for emerging marketsY CombinatorS21Inactivechecked 2026-08-17
Perfekto

Grocery subscription service against food waste in Latam

Consumergrocery subscription for food waste reductionY CombinatorS21Inactivechecked 2026-08-23
Phykos

Growing seaweed to stabilize the climate.

Climate and energyseaweed-based carbon captureY CombinatorS21Site unreachablechecked 2026-08-17
Pide Directo

One-stop-shop for restaurants to operate and grow their business.

B2B SaaSrestaurant management platformY CombinatorS21Activechecked 2026-08-23
PideakyAI

We help offline LatAm SMBs manage and accelerate their cash-flow

Vertical AI agentsAI collection agents for LatAm SMBsY CombinatorS21Activechecked 2026-08-23
Pillar

A white-label care enablement platform

Healthcare and bioDigital care coordination platformY CombinatorS21Activechecked 2026-08-23
Pipekit

Pipekit scales data & CI pipelines for enterprises

Developer toolsCI/CD pipeline orchestration for data teamsY CombinatorS21Activechecked 2026-08-23
Pirouette Pharma

We make injections as easy as pushing a button!

Robotics and physical worldmedical injection device hardwareY CombinatorS21Activechecked 2026-08-23
PlaiAI

Create, launch, and optimize Facebook ads and ads on 10+ platforms

B2B SaaSAI ad creation and optimization platformY CombinatorS21Activechecked 2026-08-23
Planet A Foods

Building the next generation food ingredient champion.

Climate and energysustainable food ingredients via fermentationY CombinatorS21Activechecked 2026-08-23
Pluggy

Plaid for Brazil: we allow developers to access users' financial data

FintechOpen banking data aggregation BrazilY CombinatorS21Activechecked 2026-08-23
Portão 3

We are the frictionless way for companies to make payments.

FintechCorporate payment platform for LATAMY CombinatorS21Activechecked 2026-08-23
Positional

A modern platform for content marketing & SEO.

B2B SaaSSEO and content marketing platformY CombinatorS21Acquired2026-08-23
PotionAI

AI for product formulation

Data for AIAI-powered product formulationY CombinatorS21Activechecked 2026-08-23
Promakhos Therapeutics

A therapeutics platform for curing inflammatory disorders

Healthcare and biobacterial therapeutics for inflammationY CombinatorS21Activechecked 2026-08-23
PropReturns

End-to-end commercial real estate transaction platform

Commerce and marketplacescommercial real estate marketplaceY CombinatorS21Inactivechecked 2026-08-17
Protego

We help companies recover lost revenue from chargebacks

Security and compliancechargeback fraud prevention SaaSY CombinatorS21Inactivechecked 2026-08-23
Protex AIAI

Computer vision that makes the industrial workplace, safer

Vertical AI agentsComputer vision safety monitoring for industrial logisticsY CombinatorS21Activechecked 2026-08-23
Pylon

Infrastructure management software for water & electricity companies

B2B SaaSutility operations and loss reductionY CombinatorS21Activechecked 2026-08-23
Quest

Audio career advice

Consumeraudio Q&A community platformY CombinatorS21Inactive2026-08-23
Re-Fresh Global

Upcycling unsorted textile waste into trusted raw materials

Climate and energytextile waste upcycling materialsSOSVSOSV IndieBio SF 14Activechecked 2026-08-23
RedbeanAI

Make games and stories with AI

ConsumerAI-powered game and story creationY CombinatorS21Activechecked 2026-08-23
Reframe

App to help people quit or cut back on alcohol use

Healthcare and bioalcohol reduction appY CombinatorS21Activechecked 2026-08-23
RendaloMaq

Tech-powered equipment rentals in Latam.

Commerce and marketplacesB2B equipment rental marketplaceY CombinatorS21Activechecked 2026-08-23