Y Combinator W21 Companies

Stoke Space is a company manufacturing space vehicle components and performing scientific and technological services associated with the space industry.

Worksphere is a Seattle-based workplace management platform to help businesses create safe and flexible workplaces.

Remora is a carbon capture for semi trucks founded in 2020 by Paul Gross.

Kilobaser is a company that has developed an express DNA machine product for printing short synthetic DNA sequences.

Alba Orbital Limited is a Glasgow-based company that builds and designs small commercial satellite platforms.

Taloflow is an Amazon Web Services resource management tool leveraging AI for web developers.

Authologic is an unified e-ID verification platform founded in 2020 by Jaroslaw Sygitowicz, Krzysztof Klimczak and Marek Rogozinski.

ClipDrop is an application developed to turn mobile photons into professional product visuals. The application and the company behind it were acquired by Stability AI in 2023.

Capturing CO2 from the sky and re-selling it for 2x cheaper

Terra is a London-based company developing an API for health, fitness, and wellness.

Uiflow is a San Francisco-based developer of a no-code platform for enterprise software companies.

Albedo is a company capturing high-resolution satellite imagery.

Forcyte Biotechnologies is a Los Angeles-based biotechnology company, founded in 2017.

Moichor is an animal diagnostic company providing complete blood count for animals. They focus on reptiles and birds.

QuickNode is a software development company developing tools and infrastructure for blockchain apps.

SPruce is an ecosystem of open source tools created to enable user-controlled identity.

Zepto is an online grocery company.

Also known as Sponsorfied, Partnered is a company providing sponsorship management solutions.

Cyble is a selling earliest-stage Cyber threat alerts founded in 2019 by Beenu Arora.

Encord is a technology company that provides customers with a computer vision data training platform.

Gigs is the operating system for mobile services. We unlock new revenue opportunities and enable seamless user experiences. From tech giants to innovative startups, we empower businesses to effortlessly embed telecom capabilities into their platforms.

Abacum is a helping Finance teams be 10x faster founded in 2020 by Julio Martínez, Jorge Lluch and Julio Martinez.

Orbillion Bio develops premium cultivated meat at a low cost.

Developer of an API financial technology software designed to power the digital economy in Africa. The company's software provides access to financial statements for historical and real-time transactions, balances, bank statements, credit and spending patterns of a customer along with access to initiate direct debit payment and recurring debit.

Shazam for maintenance teams, detect machine issues early on