SBatch S21
YC S21 Companies
478 Y Combinator S21 startups with verified founder contacts, company status, and team data.
478
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 | |
Abatable | S21 | Carbon markets platform and solutions | Active | London, England, United Kingdom | 35 | Maria Eugenia Filmanovic, Valerio Magliulo, Maria Eugenia Filmanovic | 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 | Automate finance operations with Python and AI | Active | São Paulo, SP, Brazil; Remote | 18 | Bruno Vieira Costa, 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 | |
Adaptyv | S21 | We're building fully automated labs for protein engineering | Active | Lausanne, VD, Switzerland | 25 | Julian Englert, Daniel Nakhaee-Zadeh Gutierrez, Daniel 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 | |
Adravision | S21 | Automation for dental clinics and insurance companies. | Active | Singapore, Singapore; Remote | 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 | |
Agapé | S21 | Feel close, even when apart. One meaningful conversation at a time. | Active | Rochester, NY, USA; Remote | 6 | Kadie Okwudili, Ron Rogge, Khadesha Bryant | 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 | |
Akute Health | S21 | The medical record & infrastructure stack for digital health companies | Active | Austin, TX, USA; Remote | 4 | Sharud Agarwal | Reveal | |
Aleph | S21 | One source of truth for financial data. | Active | New York City, NY, USA; Remote | 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 | |
Aleph Solutions (Alephee) | S21 | We help automotive aftermarket brands to supply and sell parts online | Active | Buenos Aires, CABA, Argentina; Buenos Aires, Buenos Aires, Argentina; Remote | 60 | Gaston Zelerteins, Javier Neumann, Jonathan Saiegh | Reveal | |
Algofi | S21 | Building the new financial system | Inactive | — | 7 | John Clarke | 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 | |
Anakin | S21 | One API to get clean data from any website for your AI agents at scale | Active | Austin, TX, USA | 70 | Mohit Prateek, Rashmi Bala | Reveal | |
Ananya Health | S21 | Portable cryoablation to prevent cervical cancer | Active | San Francisco, CA, USA | 8 | Anu Parvatiyar | 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 | |
AOA Dx | S21 | Blood Test for Early Detection of Ovarian Cancer | Active | Denver, CO, USA; Cambridge, MA, 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, DL, 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 | |
Aqua | S21 | The AI-Native Turnkey Alternative Investment Platform (TAIP) | Active | New York City, NY, USA | 34 | Rohan Marwaha, Dev Patel | Reveal | |
Archbee | S21 | TURN STATIC DOCS INTO INSTANT ANSWERS | Active | Bucharest, Romania | 12 | Dragos Bulugean | Reveal | |
Archbee | S21 | TURN STATIC DOCS INTO INSTANT ANSWERS | Active | Bucharest, Bucharest, Romania; Remote | 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 | |
Arengu | S21 | Build frictionless signup flows in minutes | Acquired | A Coruña, GA, Spain; Remote | 10 | Jacobo Vidal Abeigón, Pablo Castro Valiño, Sergio Regueira, Jacobo Vidal Abeigón | Reveal | |
Arrow | S21 | Modern Checkout Platform for D2C brands in Southeast Asia | Active | Singapore | 18 | Liat Beng Neo, Sudhan Raj, Sebastian Roervig | Reveal | |
Arrow | S21 | Modern Checkout Platform for D2C brands in Southeast Asia | Active | Singapore, 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 | |
Artillery | S21 | The complete production quality platform. AI-powered E2E testing,… | Active | Limerick, County Limerick, Ireland; Remote | 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 | |
Atlas | S21 | Operating system for restaurants, focusing on Southeast Asia | Active | Singapore, Singapore | 12 | Yi Sung (Sung) Yong, Shawn Liam, Ernest Sim, Surendhar Reddy | 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 | |
Awesomic | S21 | Get matched with top 1% of talents in 24h | Active | San Francisco, CA, USA | 150 | Stacy Pavlyshyna, Roman Sevast, Anastasia Pavlyshyna | Reveal | |
Baraka | S21 | Grow Your Wealth With Baraka | Active | Dubai - United Arab Emirates | 34 | Feras Jalbout, Kunal Taneja | Reveal | |
Baubap | S21 | Smart micro financing for everyone | Active | Mexico City, CDMX, Mexico; Remote | 150 | Roberto Salcedo, Luis Villarreal, Conrad Wilkinson Schwarz | Reveal | |
Beau | S21 | Workflows for repetitive customer-facing tasks | Active | Barcelona, CT, Spain; CT, Spain; Remote | 5 | Mila Dayan, Kyril Kulikov, Kirill Zakharov | Reveal |
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