Latest United States Startup Funding Rounds
Startup funding in United States: recent rounds, the companies behind them and their participating investors.
- Rounds
- 2,130 Jan 1 – Oct 9, 2026
- Disclosed funding
- $200B 1764 disclosed amounts
- Median round
- $24M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| RN Relativity NetworksCompany profile Builds hollow-core fiber optical networking technology connecting distributed AI data centers Builds hollow-core fiber optical networking technology connecting distributed AI data centers | $22M | SAFE financingUndisclosed | Hardware | United States | Investors | |
| KI KaliVir ImmunotherapeuticsCompany profile Develops oncolytic immunotherapies for patients with advanced solid tumors Develops oncolytic immunotherapies for patients with advanced solid tumors | $14M | Series A | Biotech | United States | Investors | |
| OP Ours PrivacyCompany profile Provides a HIPAA-compliant customer data platform for healthcare marketers Provides a HIPAA-compliant customer data platform for healthcare marketers | $15M | Series A | Healthtech | United States | Investors | |
| T TravelXCompany profile AI-native platform helping airlines dynamically optimize inventory after booking AI-native platform helping airlines dynamically optimize inventory after booking | Undisclosed | Series A | AI | United States | Investors | |
| A ALSOCompany profile Builds vertically integrated small electric vehicles including e-bikes and autonomous delivery quads Builds vertically integrated small electric vehicles including e-bikes and autonomous delivery quads | $150M | Series DSeries C+ | Mobility | United States | Investors | |
| C Builds low-cost, mass-producible hypersonic strike missiles for defense | $1B | Series CSeries C+ | Defense tech | United States | Investors | |
| SF Sonic Fire TechCompany profile Develops infrasound-based fire suppression technology inspired by aerospace research Develops infrasound-based fire suppression technology inspired by aerospace research | $15M | Seed | Industrial tech | United States | Investors | |
| BF Blueprint FinanceCompany profile Builds institutional-grade vault infrastructure for on-chain asset management Builds institutional-grade vault infrastructure for on-chain asset management | Undisclosed | StrategicUndisclosed | Fintech | United States | Investors | |
| NB Network BioCompany profile Builds AI models trained on patient tissue and clinical data for disease diagnostics Builds AI models trained on patient tissue and clinical data for disease diagnostics | $50M | StrategicUndisclosed | Biotech | United States | Investors | |
| X XBECompany profile Provides an operations and workforce platform for heavy materials, logistics and construction Provides an operations and workforce platform for heavy materials, logistics and construction | Undisclosed | Growth | Proptech | United States | Investors |
Active investors in this selection
All investors →Ranked by rounds participated in · From Jan 1, 2026
- 1Y Combinator (YC)
Nous Research, Santé, Vitalize
125rounds3led - 2Andreessen Horowitz (a16z)
TypeSafe AI, Arena, Vesta
94rounds18led - 3General Catalyst
Minerva Humanoids, Melius
65rounds6led - 4Alumni Ventures
Savvy Wealth, Mona, American Supercritical
55rounds0led - 5Khosla Ventures
Arena, Vinci, Conway Research
54rounds5led
Latest digests
Archive →Explore published rounds while the next edition is being prepared.