Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Tinfoil | 2025 | Seed | $7.1M | San Francisco |
| Moonvalley | 2025 | Seed | $84.0M | Toronto |
| Vultron | 2025 | Series A | $22.0M | San Francisco |
| Closera | 2025 | Pre-Seed | $500K | San Francisco |
| Apolink | 2025 | Seed | $4.3M | Palo Alto |
| Vellum | 2025 | Series A | $20.0M | New York |
| Opennote | 2025 | Pre-Seed | $500K | San Francisco |
| Memebox | 2025 | Convertible Note | $6.5M | San Francisco |
| Veritonic | 2025 | Series Unknown | $2.8M | New York |
| ZeroEntropy | 2025 | Seed | $4.2M | San Francisco |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 2101 | Tinfoil | Seed | $7.1M | San Francisco, United States |
| 2102 | Moonvalley | Seed | $84.0M | Toronto, Canada |
| 2103 | Vultron | Series A | $22.0M | San Francisco, United States |
| 2104 | Closera | Pre-Seed | $500K | San Francisco, United States |
| 2105 | Apolink | Seed | $4.3M | Palo Alto, United States |
| 2106 | Vellum | Series A | $20.0M | New York, United States |
| 2107 | Opennote | Pre-Seed | $500K | San Francisco, United States |
| 2108 | Memebox | Convertible Note | $6.5M | San Francisco, United States |
| 2109 | Veritonic | Series Unknown | $2.8M | New York, United States |
| 2110 | ZeroEntropy | Seed | $4.2M | San Francisco, United States |
Private AI infrastructure enabled by secure hardware.
Moonvalley is an AI research company that develops generative video tools that support filmmakers and creative teams.
Vultron is the Agentic Operating System transforming federal growth
Closera is an AI-driven platform designed for commercial real estate brokerages.
Vellum is a provider of an enterprise development platform for building mission-critical AI products.
Opennote is an edtech company that offers an AI-powered platform for interactive learning experiences.
Memebox is a consumer company that provides customers with the Asian beauty products, culture, and trends.
Veritonic offers audio analytics and research platform to research, test, and measure the ROI of audio assets and campaigns.
ZeroEntropy provides a sophisticated search API tailored for the analysis and retrieval of unstructured data.
Ekho Dealer is a licensed dealership that vehicle manufacturers can integrate into their websites.
OneText provides text-based services to individuals and commercial entities in order to assist them in purchasing goods and services .
Vendra is an AI powered search and analytical platform for hardware teams to source custom parts from U.S. manufacturers.
Finance, Technology, SaaS, Payment, HR, Payroll, AI
Gusto is an HR and payroll platform that simplifies complex tasks, empowering businesses to focus on what matters most.
PAX revolutionizes capital markets as the first crypto exchange to operate on a single chip, removing the need for a full data center.
Perceptive specializes in the design, development, and manufacturing of medical devices for the dentistry industry.
Cerebrium is an AI infrastructure platform that allows engineering teams to build, deploy, and scale multimodal AI applications.
Magnetic is an AI tax platform that automates data entry from client documents into tax software with high accuracy.
Soteris is a machine learning services company that offers artificial intelligence-based pricing tools to the insurance business.
Onlook offers empowering the next generation of builders with a powerful tool designed for seamless collaboration in coding.
Perspectives Health is an AI tool designed to streamline administrative tasks for behavioral health clinics.
Airweave transforms content into searchable knowledge bases for agents to search user apps by connecting productivity tools and databases.
Argon AI: Automating life sciences activities in clinical and commercial settings.
Bild AI is an AI based Internet firm offering comprehends construction blueprints, material automation and cost estimation for builders.
Y Combinator has invested in 5,185 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.
Y Combinator's top investment sectors include Artificial Intelligence (AI), Software, B2B, SaaS, FinTech. The firm invests across 48 different industry categories.
Among tracked funding rounds, Moonvalley received $84.0M in a Seed round. Y Combinator's total known invested capital is $33.2B.
Y Combinator's average investment size is $11.7M across its portfolio of 5,185 companies.
Recent Y Combinator portfolio additions include Tinfoil, Moonvalley, Vultron, Closera, Apolink. These companies were founded in 2020 or later.
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