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 |
|---|---|---|---|---|---|---|
| P PhotonCompany profile Photon provides messaging infrastructure that lets developers run AI agents inside iMessage, WhatsApp and other communication channels. Photon provides messaging infrastructure that lets developers run AI agents inside iMessage, WhatsApp and other communication channels. | $4.5M | Seed | Developer tools | United States | Investors | |
| AB Aptatek Biosciences, Inc.Company profile Aptatek Biosciences develops connected diagnostic tools for metabolic monitoring at home. Its investigational PheCheck programme measures blood phenylalanine for people with PKU. Aptatek Biosciences develops connected diagnostic tools for metabolic monitoring at home. Its investigational PheCheck programme measures blood phenylalanine for people with PKU. | Undisclosed | Initial close of financingUndisclosed | Biotech | United States | Investors | |
| O OrtetCompany profile Ortet is an AI research lab building models and shared computing and data infrastructure for healthcare and life-science work. Ortet is an AI research lab building models and shared computing and data infrastructure for healthcare and life-science work. | $500M | Investment commitmentUndisclosed | AI | United States | Investors | |
| GC GMI CloudCompany profile GMI Cloud provides GPU computing, model inference and infrastructure for AI applications. GMI Cloud provides GPU computing, model inference and infrastructure for AI applications. | $223M | Series B | AI | United States | Investors | |
| C CScaleCompany profile CScale develops optical interconnects that keep large AI computing systems communicating reliably. CScale develops optical interconnects that keep large AI computing systems communicating reliably. | $145M | Series CSeries C+ | Hardware | United States | Investors | |
| CS Charter SpaceCompany profile Charter is a licensed insurance brokerage focused on space and defense companies, placing coverage for spacecraft, launch missions and the businesses behind them. Charter is a licensed insurance brokerage focused on space and defense companies, placing coverage for spacecraft, launch missions and the businesses behind them. | $5M | Seed | Fintech | United States | Investors | |
| EC Efficient ComputerCompany profile Efficient Computer develops general-purpose data-flow processors and software tools for computing and AI systems. Efficient Computer develops general-purpose data-flow processors and software tools for computing and AI systems. | $100M | Additional fundingUndisclosed | Hardware | United States | Investors | |
| V VardaCompany profile Varda builds spacecraft that manufacture materials in low Earth orbit and return them to Earth. Its capsules support microgravity pharmaceutical development and materials processing, followed by controlled reentry and post-flight analysis of returned payloads. Varda builds spacecraft that manufacture materials in low Earth orbit and return them to Earth. Its capsules support microgravity pharmaceutical development and materials processing, followed by controlled reentry and post-flight analysis of returned payloads. | $251M | Series DSeries C+ | Space tech | United States | Investors | |
| K Kutlerri.aiCompany profile Kutlerri.ai operates managed AI services that carry out restaurant sales and cost-control tasks. Kutlerri.ai operates managed AI services that carry out restaurant sales and cost-control tasks. | $4M | Funding roundUndisclosed | Enterprise software | United States | Investors | |
| AP Astrocyte Pharmaceuticals Inc.Company profile Astrocyte Pharmaceuticals develops treatments intended to protect brain tissue after concussion, traumatic brain injury and stroke by targeting astrocytes. Astrocyte Pharmaceuticals develops treatments intended to protect brain tissue after concussion, traumatic brain injury and stroke by targeting astrocytes. | $9.5M | Series B | Biotech | 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.