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 |
|---|---|---|---|---|---|---|---|---|
Miniloop | S21 | AI workflow engine for reliable systems | Active | New York, NY, USA | 2 | Emmett Miller, Wyatt Miller, Leo Schottenstein | Reveal | |
MobileBoost | S21 | AI native mobile testing. | Active | CA-1, San Francisco, CA, USA | 15 | Christian Schiller, Christian Hartung | Reveal | |
Momo Medical | S21 | We help nurses in nursing homes to be 30% more effective | Active | San Francisco, CA, USA | 10 | Menno Gravemaker | Reveal | |
Monet | S21 | Payroll-backed loans and cash advances in Latam | Active | Miami, FL, USA | 42 | Leonardo Devincenzi | Reveal | |
Monto | S21 | Salary on-demand platform for Latin America | Active | Monterrey, Nuevo Leon, Mexico | 13 | Andres Quintanilla, Karina Derbez | Reveal | |
Moving Parts | S21 | Delightful components for iOS. | Inactive | Berlin, Germany | 2 | Robb Böhnke, Michael Nino Evensen | Reveal | |
Nash | S21 | Nash is the digital logistics infrastructure for commerce | Active | San Francisco, CA, USA | 40 | Mahmoud Ghulman, Aziz Alghunaim | Reveal | |
Nash | S21 | Nash is the digital logistics infrastructure for commerce | Active | San Francisco, CA, USA | 40 | Mahmoud Ghulman, Aziz Alghunaim | Reveal | |
Neodocs | S21 | Instant lab tests on your smartphone | Active | Mumbai, Maharashtra, India | 20 | Nikunj Malpani, Pratik Lodha | Reveal | |
Nexus | S21 | Nexus offers a unified checking and investment account. | Inactive | Mountain View, CA, USA | 2 | Stefan Heule, Chen-Chen Huo, Konstantin Weitz | Reveal | |
Nino Foods | S21 | Building India's fast food empire | Active | Mumbai, Maharashtra, India | 250 | Nishant Jhaveri, Pranav Mehra | Reveal | |
Noloco | S21 | Flexible Business Apps for Modern Teams | Active | Dublin, Ireland | 15 | Darragh Mc Kay | Reveal | |
Nomod | S21 | The UAE’s leading small business payments platform | Active | Dubai - United Arab Emirates | 65 | Omar Kassim | Reveal | |
Novatr | S21 | Online cohort based courses for architects, engineers and designers… | Active | Gurugram, Haryana, India | 180 | Harkunwar Singh, Vipanchi Handa, Chaithanya Murali | Reveal | |
ODWEN | S21 | AirBnB for Small Warehouses | Active | Delhi, India | 21 | VIJAY ANAND BHAGAVATULA | Reveal | |
Odys Aviation | S21 | Vertical takeoff and landing aircraft for major airlines | Active | Los Angeles, CA, USA | 11 | James Dorris, Axel Radermacher | Reveal | |
Onebrief | S21 | Onebrief makes military headquarters run seamlessly | Active | Honolulu, HI, USA | 200 | Grant Demaree, Rafa Pereira | Reveal | |
OneSchema | S21 | Automate CSV & PDF workflows with AI | Active | San Francisco, CA, USA | 25 | Andrew Luo | Reveal | |
OneStopKitchen | S21 | AI-Driven Tech & Space Optimization to Scale Restaurants | Active | Sunnyvale, CA, USA | 10 | Vijayaraj Gopinath, Viggnesh Kandasamy | Reveal | |
Onsite Pro | S21 | Revolutionizing digital selling within HVAC | Inactive | San Francisco, CA, USA | 4 | Sam Steyer, Gautam Jayaraman | Reveal | |
Openlayer | S21 | The fastest way to ship airtight AI | Active | San Francisco, CA, USA | 19 | Gabriel Bayomi Kalejaiye, Vikas Nair, Rishab Ramanathan | Reveal | |
Orderli | S21 | Square for Europe | Active | Utrecht, Netherlands | 6 | Dorus van den Oord, Maurits Franken | Reveal | |
outloud.ai | S21 | Building Gong.io for offline retail. | Active | Miami, FL, USA | 5 | Sasha Miagkyi, Igor Shelvinskyi | Reveal | |
Pactima | S21 | Live video signing for real-time agreements | Acquired | Ottawa, ON, Canada | 3 | Moktar Yusuf, Joel Kapongo | Reveal | |
Palenca | S21 | Payroll API for LatAm | Active | São Paulo, State of São Paulo, Brazil | 25 | José Carlos Aguilar, Antoine Nguyen Hong Duc | Reveal | |
PaletteHQ | S21 | Manage sales commissions and sales performance | Active | Paris, France | 14 | Jean-Edern Lorillon | Reveal | |
Palla | S21 | P2P Cross border payments | Active | — | 22 | Enrique Perezalonso, Andrew Mason | Reveal | |
Pandai | S21 | Learning app for school students in Southeast Asia | Active | Kuala Lumpur, Federal Territory of Kuala Lumpur, Malaysia | 32 | Khairul Anwar Mohamad Zaki, Akmal Akhpah, Suhaimi Ramly | Reveal | |
Parallel Bio | S21 | Using the immune system to cure disease | Active | Cambridge, MA, USA | 9 | Robert DiFazio, Juliana Hilliard | Reveal | |
Patterns | S21 | Next-Gen Financial Analysis and Reporting with AI Agents | Active | San Francisco, CA, USA | 2 | Chris Stanley | Reveal | |
PAYZE | S21 | Stripe for former Soviet Union countries | Active | Tbilisi, Georgia | 4 | Gega Tsurtsumia | Reveal | |
Phykos | S21 | Growing seaweed to stabilize the climate. | Active | San Francisco, CA, USA | 2 | Nico Julian, Jeff Zerger | Reveal | |
Pideaky | S21 | We help offline LatAm SMBs manage and accelerate their cash-flow | Active | Monterrey, Nuevo Leon, Mexico | 3 | Carlos Tejeda, Oscar Rydberg, Rafael Tejeda Elizondo | Reveal | |
Pide Directo | S21 | One-stop-shop for restaurants to operate and grow their business. | Active | Monterrey, Nuevo Leon, Mexico | 150 | Hussein Fawzi, Antonio Nacoud, Ronni Samir Sulaka, Anders Steiner | Reveal | |
Pipekit | S21 | Pipekit scales data & CI pipelines for enterprises | Active | — | 9 | Caelan Urquhart, J.P. Zivalich | Reveal | |
Pirouette Pharma | S21 | We make injections as easy as pushing a button! | Active | Boston, MA, USA | 9 | Conor Cullinane, Matthew Kane, Elijah Kapas | Reveal | |
Plai | S21 | Create, launch, and optimize Facebook ads and ads on 10+ platforms | Active | Los Angeles, CA, USA | 20 | Logan Welbaum | Reveal | |
Planet A Foods | S21 | Building the next generation food ingredient champion. | Active | Munich, Germany | 6 | Maximilian Marquart, Sara Marquart | Reveal | |
Pluggy | S21 | Plaid for Brazil: we allow developers to access users' financial data | Active | São Paulo, State of São Paulo, Brazil | 31 | Rogerio Correa, Victor Braga, Bruno Loiola, Federico Miras, Gabriel Pan Gantes | Reveal | |
Portão 3 | S21 | We are the frictionless way for companies to make payments. | Active | Uberlândia, State of Minas Gerais, Brazil | 40 | Fernando Nery | Reveal | |
Positional | S21 | A modern platform for content marketing & SEO. | Acquired | Charleston, SC, USA | 5 | Matthew Lenhard | Reveal | |
Potion | S21 | AI for product formulation | Active | San Francisco, CA, USA | 7 | Yahya Syed, Hejab Malik, Alex Stec | Reveal | |
Promakhos Therapeutics | S21 | A therapeutics platform for curing inflammatory disorders | Active | Boston, MA, USA | 2 | Katerina Chatzi, Jasper Edgar Neggers | Reveal | |
PropReturns | S21 | End-to-end commercial real estate transaction platform | Active | Mumbai, Maharashtra, India | 40 | Jayant Panwar, Somil Mathur, Kenish Shah | Reveal | |
Protex AI | S21 | Computer vision that makes the industrial workplace, safer | Active | Limerick, Ireland | 5 | Dan Hobbs, Ciarán O'Mara | Reveal | |
Pylon | S21 | Infrastructure management software for water & electricity companies | Active | Cairo, Cairo Governorate, Egypt | 72 | Ahmed Ashour, Omar Radi | Reveal | |
Quest | S21 | Audio career advice | Inactive | Amsterdam, Netherlands | 5 | Robert Gaal, Emiel van Liere | Reveal | |
Redbean | S21 | Make games and stories with AI | Active | Singapore | 6 | Viet Long Tran | Reveal | |
Reframe (Glucobit) | S21 | App to help people quit or cut back on alcohol use | Active | Atlanta, GA, USA | 35 | Vedant Pradeep, Ziyi Gao | Reveal | |
RendaloMaq | S21 | Tech-powered equipment rentals in Latam. | Active | Santiago, Santiago Metropolitan Region, Chile | 25 | Ariel Vaisman, Juan Pablo Mir | Reveal |
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