Latest United States Startup Funding Rounds
Startup funding in United States: recent rounds, the companies behind them and their participating investors.
- Rounds
- 2,238 Jan 1 – Oct 27, 2026
- Disclosed funding
- $257.2B 1858 disclosed amounts
- Median round
- $24M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| W WellinksCompany profile FDA-cleared remote monitoring platform for cardiopulmonary disease management FDA-cleared remote monitoring platform for cardiopulmonary disease management | $10M | Series B | Healthtech | United States | Investors | |
| H HappyRobotCompany profile Deploys AI agents automating enterprise operations across voice, email and documents Deploys AI agents automating enterprise operations across voice, email and documents | $150M | Series CSeries C+ | AI | United States | Investors | |
| C Uses genomic surveillance to identify hospital infection outbreaks and sources | $3.5M | Pre-SeedPre-seed | Biotech | United States | Investors | |
| RA Rivvi AICompany profile Builds agentic AI infrastructure for healthcare patient outreach and engagement Builds agentic AI infrastructure for healthcare patient outreach and engagement | Undisclosed | StrategicUndisclosed | Healthtech | United States | Investors | |
 Valar AtomicsCompany profile Valar Atomics develops modular nuclear reactors and energy campuses for industrial heat and electricity. Valar Atomics develops modular nuclear reactors and energy campuses for industrial heat and electricity. | $1B | Series B | Climate tech | United States | Investors | |
| AS Andromeda SurgicalCompany profile Andromeda Surgical develops autonomous surgical robots combining anatomical mapping and surgeon oversight, initially for prostate enucleation. Andromeda Surgical develops autonomous surgical robots combining anatomical mapping and surgeon oversight, initially for prostate enucleation. | $15M | Series A | Robotics | United States | Investors | |
| H Runs autonomous AI-driven penetration testing to secure enterprise networks | $250M | Series ESeries C+ | Cybersecurity | United States | Investors | |
| MM Mariana MineralsCompany profile Builds and operates AI-driven mines and refineries for critical minerals Builds and operates AI-driven mines and refineries for critical minerals | $310M | Series B | Industrial tech | United States | Investors | |
| OS Orbital SentryCompany profile Builds persistent infrared imaging satellites for wildfire detection and defense Builds persistent infrared imaging satellites for wildfire detection and defense | Undisclosed | Pre-SeedPre-seed | Space tech | United States | Investors | |
| Z AI security and governance platform purpose-built for enterprise AI agents | $125M | Series CSeries C+ | Cybersecurity | United States | Investors |
Active investors in this selection
All investors →Ranked by rounds participated in · From Jan 1, 2026
- 1Y Combinator (YC)
Vera Health, BioStack, Tractian
133rounds3led - 2Andreessen Horowitz (a16z)
Hex, ASI, Eka Robotics
100rounds20led - 3General Catalyst
Hyperbolic, Re:Build, Provision Labs
73rounds8led - 4Alumni Ventures
Maxinsights, Daytona, Chariot Claims
59rounds0led - 5Sequoia Capital
Hex, Warhound, Whop
58rounds9led
Latest digests
Archive →Explore published rounds while the next edition is being prepared.