Latest United States Startup Funding Rounds
Startup funding in United States: recent rounds, the companies behind them and their participating investors.
- Rounds
- 195 Sep 24 – Oct 23, 2026
- Disclosed funding
- $21.7B 170 disclosed amounts
- Median round
- $28.3M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| ST Soufflé TherapeuticsCompany profile Soufflé Therapeutics develops targeted RNA medicines for patients with muscle disorders and heart failure. Soufflé Therapeutics develops targeted RNA medicines for patients with muscle disorders and heart failure. | $135M | Series B | Biotech | United States | Investors | |
| LA An integrated AI commerce platform for brands and retailers. | $3.5M | Seed | Ecommerce | United States | Investors | |
| M MistlabsCompany profile Mistlabs develops Ambi, an ambient AI assistant that uses context and memory to suggest actions across connected devices. Mistlabs develops Ambi, an ambient AI assistant that uses context and memory to suggest actions across connected devices. | Undisclosed | Pre-AUndisclosed | AI | United States | Investors | |
| UR Ultra RoboticsCompany profile Warehouse robots that pack orders, sort items and assemble kits at existing workstations. Warehouse robots that pack orders, sort items and assemble kits at existing workstations. | $50M | Series A | Robotics | United States | Investors | |
| TA TypeSafe AICompany profile Developer infrastructure that turns unstructured inputs into typed decisions and probability scores for automated software workflows. Developer infrastructure that turns unstructured inputs into typed decisions and probability scores for automated software workflows. | $870M | Series A | AI | United States | Investors | |
| OC Oxide Computer CompanyCompany profile Designs and manufactures integrated on-prem cloud computing systems Designs and manufactures integrated on-prem cloud computing systems | $445M | Series DSeries C+ | Hardware | United States | Investors | |
| A ArenaCompany profile Arena evaluates AI models through comparisons and observations of how people use them in real tasks. Arena evaluates AI models through comparisons and observations of how people use them in real tasks. | $200M | Series B | AI | United States | Investors | |
| P PersonaCompany profile Persona develops a personal AI assistant accessed through messages and a planned wearable band. Persona develops a personal AI assistant accessed through messages and a planned wearable band. | $10M | Undisclosed | AI | United States | Investors | |
| H HoneCompany profile Persistent AI systems that learn company workflows and work toward ongoing business goals. Persistent AI systems that learn company workflows and work toward ongoing business goals. | $60M | Seed | AI | United States | Investors | |
| MB Mana BatteryCompany profile Mana Battery develops anode-free sodium-ion cells and proprietary electrolytes for battery manufacturers. Mana Battery develops anode-free sodium-ion cells and proprietary electrolytes for battery manufacturers. | Undisclosed | Seed financing (investment amount undisclosed)Seed | Climate tech | United States | Investors |
Active investors in this selection
All investors →Ranked by rounds participated in · From Sep 24, 2026
- 1Andreessen Horowitz (a16z)
ASI, Eka Robotics, Town
20rounds9led - 2Y Combinator (YC)
Blacksmith, Greptile, Clueso
11rounds0led - 3Sequoia Capital
Warhound, Whop, Blacksmith
10rounds4led - 4Khosla Ventures
Arda Industries, Tolan, Abby Care
10rounds3led - 5General Catalyst
Different, Baba, Modal Labs
8rounds3led
Latest digests
Archive →Explore published rounds while the next edition is being prepared.