SBatch S21
YC S21 Companies
340 Y Combinator S21 startups with verified founder contacts, company status, and team data.
340
Companies
Summer
Season
2021
Year
YC Company Directory
50 companies
Company | Batch | Description | Status | Location | Team | Site | Founders | Reveal |
|---|---|---|---|---|---|---|---|---|
Abatable | S21 | Carbon markets platform and solutions | Active | London, UK | 35 | Maria Eugenia Filmanovic, Valerio Magliulo | Reveal | |
Abhi | S21 | Abhi is Pakistan's 1st financial wellness platform focusing on… | Active | Karachi City, Sindh, Pakistan | 10 | Omair Ansari, Ali Ladhubhai | Reveal | |
Abstra | S21 | Python-based BPM | Active | Rio de Janeiro, State of Rio de Janeiro, Brazil | 10 | Bruno Vieira Costa | Reveal | |
Adaptyv | S21 | We're building fully automated labs for protein engineering | Active | Lausanne, Switzerland | 12 | Julian Englert, Daniel Nakhaee-Zadeh Gutierrez | Reveal | |
Adni | S21 | AI career platform for healthcare workers | Active | San Francisco, CA, USA | 5 | Anthony Scarpone-Lambert, Jennifferre Mancillas | Reveal | |
Adravision | S21 | Automation for dental clinics and insurance companies. | Active | Singapore | 8 | Hamed Fesharaki, Liushifeng Chen, Yasaman Nematbakhsh | Reveal | |
Advantage Club | S21 | Global platform for employee engagement with rewards&flexible benefits | Active | Gurugram, Haryana, India | 220 | Sourabh Deorah, Smiti Bhatt Deorah | Reveal | |
Affogato AI | S21 | Affogato AI — Your Agent for instant TikToks, Reels, and ads. | Active | San Francisco, CA, USA | 15 | Bhagaban Behera, Nakul Kelkar | Reveal | |
Agapé | S21 | Feel close, even when apart. One meaningful conversation at a time. | Active | Rochester, NY, USA | 6 | Kadie Okwudili, Ron Rogge | Reveal | |
Ahazou | S21 | Podium for local businesses in Latam | Active | São Paulo, State of São Paulo, Brazil | 27 | Rui K Miadaira | Reveal | |
Akudo | S21 | India's first learning-focused neobank for teenagers | Inactive | Bengaluru, Karnataka, India | 20 | Sajal Khanna, Lavika Aggarwal, Jagveer Gandhi | Reveal | |
Aleph | S21 | One source of truth for financial data. | Active | New York, NY, USA | 30 | Albert Gozzi, Santiago Perez De Rosso | Reveal | |
Aleph Solutions (Alephee) | S21 | We help automotive aftermarket brands to supply and sell parts online | Active | Buenos Aires, Argentina | 60 | Gaston Zelerteins, Javier Neumann, Jonathan Saiegh | Reveal | |
AlgoUniversity | S21 | Building Job driven Virtual Tech University for India 🇮🇳 | Active | Hyderabad, Telangana, India | 10 | Manas Kumar Verma, Swapnil Daga | Reveal | |
AlgoViral | S21 | Your full-service viral growth engine for TikTok & Instagram | Active | — | 10 | Jonathan Baker, Philip Howson | Reveal | |
Amenli | S21 | Offers insurance to customers in a convenient & transparent way | Active | Cairo, Cairo Governorate, Egypt | 65 | Shady El Tohfa, Adham Nauman | Reveal | |
Anakin | S21 | We automate pricing for eCommerce and on-demand service companies | Active | San Francisco, CA, USA | 60 | Mohit Prateek, Rashmi Bala | Reveal | |
Ananya Health | S21 | Portable cryoablation to prevent cervical cancer | Active | San Francisco, CA, USA | 8 | Anu Parvatiyar | Reveal | |
Ancana | S21 | Marketplace to buy managed vacation homes through fractional ownership | Active | Mérida, Yucatan, Mexico | 7 | Andres Barrios, Ryan Black | Reveal | |
AOA Dx | S21 | Blood Test for Early Detection of Ovarian Cancer | Active | Denver, CO, USA | 25 | Oriana Papin-Zoghbi, Alex Fisher, Anna Jeter | Reveal | |
AppX | S21 | AppX helps social media creators launch their own mobile apps. | Active | New Delhi, Delhi, India | 30 | Sameer Sadana | Reveal | |
Aqua | S21 | The AI-Native Turnkey Alternative Investment Platform (TAIP) | Active | New York, NY, USA | 34 | Rohan Marwaha, Dev Patel | Reveal | |
Archbee | S21 | TURN STATIC DOCS INTO INSTANT ANSWERS | Active | Bucharest, Romania | 12 | Dragos Bulugean | Reveal | |
Arengu | S21 | Build frictionless signup flows in minutes | Acquired | A Coruña, Spain | 10 | Jacobo Vidal Abeigón, Pablo Castro Valiño, Sergio Regueira | Reveal | |
Arrow | S21 | Modern Checkout Platform for D2C brands in Southeast Asia | Active | Singapore | 18 | Liat Beng Neo, Sudhan Raj, Sebastian Roervig | Reveal | |
Artillery | S21 | The complete production quality platform. AI-powered E2E testing,… | Active | Limerick, Ireland | 5 | Hassy Veldstra | Reveal | |
aSim | S21 | Build and share apps with friends | Active | Seattle, WA, USA | 9 | Daniel Li, Daniel Kim | Reveal | |
Astek Diagnostics | S21 | One-hour antibiotic sensitivity testing | Active | Baltimore, MD, USA | 5 | Mustafa Al-Adhami | Reveal | |
Aviator | S21 | Google-level engineering productivity suite | Active | San Francisco, CA, USA | 6 | Ankit Jain | Reveal | |
Awesomic | S21 | Get matched with top 1% of talents in 24h | Active | San Francisco, CA, USA | 150 | Stacy Pavlyshyna, Roman Sevast | Reveal | |
Baraka | S21 | Grow Your Wealth With Baraka | Active | Dubai - United Arab Emirates | 34 | Feras Jalbout, Kunal Taneja | Reveal | |
Beau | S21 | Workflows for repetitive customer-facing tasks | Active | Barcelona, Spain | 5 | Mila Dayan, Kyril Kulikov, Kirill Zakharov | Reveal | |
Beeper | S21 | One chat app to rule them all | Acquired | Palo Alto, CA, USA | 16 | Eric Migicovsky, Brad Murray | Reveal | |
Birdie | S21 | Connect LinkedIn to your CRM to automate and track LinkedIn outreach. | Active | San Francisco, CA, USA | 2 | Daniel Hung | Reveal | |
Bite Ninja | S21 | Remote labor for restaurants | Active | Memphis, TN, USA | 20 | William Clem | Reveal | |
Blixo | S21 | Accounts receivable automation to help companies get paid faster | Active | Miami, FL, USA | 2 | Danilo Stern-Sapad | Reveal | |
BoldVoice | S21 | Speech and accent coaching app for non-native English speakers | Active | New York, NY, USA | 7 | Anada Lakra, Ilya Usorov | Reveal | |
Bolster | S21 | The platform for buying, selling and managing residential construction | Active | Calgary, AB, Canada | 25 | Mike Bignold | Reveal | |
Breadcrumbs.io | S21 | No-code scoring engine identifying your most engaged upsell opps | Acquired | San Francisco, CA, USA | 20 | Armando Biondi, Gary Amaral, Massimo Chieruzzi | Reveal | |
Bree | S21 | Chime for Canada, starting with cash advances | Active | Vancouver, BC, Canada | 2 | Alexander Li, Adam Kang | Reveal | |
Brite | S21 | Software that helps employees pick their employee benefits. | Active | Salt Lake City, UT, USA | 15 | Landon Fielding, Jake Parkinson | Reveal | |
Buoyant Aero | S21 | Bringing back blimps | Active | San Francisco, CA, USA | 2 | Benjamin Claman | Reveal | |
Bytebot | S21 | Bytebot is the open source container for AI desktop agents. | Active | San Francisco, CA, USA | 3 | Carl Atupem | Reveal | |
Byte Kitchen | S21 | Increasing restaurant profitability through our AI Operating System | Acquired | San Mateo, CA, USA | 5 | Divyang Arora, Rahul Madadi, Quinn McKenna | Reveal | |
Cabal | S21 | Private workspace for founders, investors, and advisors to collaborate | Active | San Francisco, CA, USA | 8 | Fahim Ferdous | Reveal | |
Cache | S21 | Online convenience stores fulfilled by tiny, automated dark stores. | Inactive | San Francisco, CA, USA | 2 | Christopher Wu, Jimmy Young | Reveal | |
Café | S21 | Your Workplace Engagement Hub | Active | Paris, France | 10 | Tom Nguyen, Arthur Lorotte de Banes | Reveal | |
Caire Health | S21 | Semi-Autonomous Diagnostics for Emergent Care | Active | Florida, USA | 3 | Anmol Warman, Pranav Warman, Roshan Warman | Reveal | |
Canopi | S21 | API to measure and eliminate carbon emissions | Inactive | San Francisco, CA, USA | — | Taishi Nojima, Tomas Alvarez Belon | Reveal | |
Carbonfact | S21 | Decarbonizing the fashion industry | Active | Paris, France | 22 | Marc Laurent, Romain Champourlier, Martin Daniel | Reveal |
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