Latest United States Startup Funding Rounds
Startup funding in United States: recent rounds, the companies behind them and their participating investors.
- Rounds
- 2,220 Jan 1 – Oct 25, 2026
- Disclosed funding
- $248.4B 1843 disclosed amounts
- Median round
- $24M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
 Base PowerCompany profile Base Power builds and operates home batteries that supply backup electricity and help balance the power grid. Base Power builds and operates home batteries that supply backup electricity and help balance the power grid. | $1B | Series DSeries C+ | Climate tech | United States | Investors | |
| B BidbusCompany profile Online automotive marketplace connecting consumers with licensed dealerships through a live auction platform. Online automotive marketplace connecting consumers with licensed dealerships through a live auction platform. | $15M | Series A | Ecommerce | United States | Investors | |
| RT Developing best-in-class radiopharmaceuticals for cancer treatment | $70M | Series CSeries C+ | Biotech | United States | Investors | |
| BT Balance TheoryCompany profile AI-native platform for cybersecurity investment decisions and execution AI-native platform for cybersecurity investment decisions and execution | $19M | Series A | Cybersecurity | United States | Investors | |
 CantinaCompany profile Cantina combines security specialists and AI agents to identify, prioritize, remediate and verify security risks. Cantina combines security specialists and AI agents to identify, prioritize, remediate and verify security risks. | $8M | Undisclosed | Cybersecurity | United States | Investors | |
| P PerceptronCompany profile Builds a decentralised AI data network for sourcing and monetising datasets from global contributors Builds a decentralised AI data network for sourcing and monetising datasets from global contributors | $6.5M | StrategicUndisclosed | Fintech | United States | Investors | |
| S StrivveCompany profile Empowering financial institutions with solutions to enhance digital payments and cardholder engagement. Empowering financial institutions with solutions to enhance digital payments and cardholder engagement. | Undisclosed | StrategicUndisclosed | Fintech | United States | Investors | |
 Commonwealth Fusion SystemsCompany profile Commonwealth Fusion Systems is developing fusion-energy technology for commercial power generation. Commonwealth Fusion Systems is developing fusion-energy technology for commercial power generation. | $1B | Growth | Climate tech | United States | Investors Undisclosed | |
 Lydian develops sustainable aviation fuel. | $43M | Series A | Climate tech | United States | Investors | |
| D Agentic Data Control Plane for the enterprise | $40M | Series B | Cybersecurity | United States | Investors |
Active investors in this selection
All investors →Ranked by rounds participated in · From Jan 1, 2026
- 1Y Combinator (YC)
BioStack, Tractian, Blacksmith
132rounds3led - 2Andreessen Horowitz (a16z)
ASI, Eka Robotics, Town
98rounds19led - 3General Catalyst
Tractian, Different, Baba
69rounds7led - 4Alumni Ventures
Maxinsights, Daytona, Chariot Claims
60rounds0led - 5Khosla Ventures
Arda Industries, Tolan
58rounds6led
Latest digests
Archive →Explore published rounds while the next edition is being prepared.