Latest United States Startup Funding Rounds

Startup funding in United States: recent rounds, the companies behind them and their participating investors.

This page showsCountry: United States
Rounds
310
Sep 10 – Oct 9, 2026
Disclosed funding
$27.5B
241 disclosed amounts
Median round
$22M
Of disclosed amounts
310 rounds
Funding rounds
CompanyAmountRoundSectorCountryInvestorsAnnounced
G5 LabsDeveloper tools · United StatesCompany profile

G5 Labs is building an AI-native software development platform that turns natural-language intent into production code and maps existing code back to its underlying purpose. Its ontology compiler tracks requirements, dependencies and policy constraints so organizations can modernize complex software while preserving how the system is meant to work.

G5 Labs is building an AI-native software development platform that turns natural-language intent into production code and maps existing code back to its underlying purpose. Its ontology compiler tracks requirements, dependencies and policy constraints so organizations can modernize complex software while preserving how the system is meant to work.

$14MSeedDeveloper toolsUnited StatesInvestors
Samson SkyMobility · United StatesCompany profile

Samson Sky is developing the Switchblade, a two-seat roadable aircraft whose wings and tail fold for road travel and deploy for flight. The hybrid-electric vehicle has completed its first test flight, while the company continues flight testing and production engineering before customer deliveries.

Samson Sky is developing the Switchblade, a two-seat roadable aircraft whose wings and tail fold for road travel and deploy for flight. The hybrid-electric vehicle has completed its first test flight, while the company continues flight testing and production engineering before customer deliveries.

$80MInvestmentUndisclosedMobilityUnited StatesInvestors
Decimal AIAI · United StatesCompany profile

Decimal is an AI support platform for software companies that investigates customer issues using evidence from code, logs, configurations and linked systems, drafts responses and can prepare fixes for engineering review; it works inside existing support and engineering tools.

Decimal is an AI support platform for software companies that investigates customer issues using evidence from code, logs, configurations and linked systems, drafts responses and can prepare fixes for engineering review; it works inside existing support and engineering tools.

$4MSeedAIUnited StatesInvestors
Xanh Entertainment Inc.Travel tech · United StatesCompany profile

EscapeSquid connects virtual fitness and game challenges with local activities, events and destination travel.

EscapeSquid connects virtual fitness and game challenges with local activities, events and destination travel.

$2.5MSeedTravel techUnited StatesInvestors
Undisclosed
TemporalDeveloper tools · United StatesCompany profile

Temporal provides an open-source durable execution platform for long-running applications and AI agents.

Temporal provides an open-source durable execution platform for long-running applications and AI agents.

$550MSeries ESeries C+Developer toolsUnited StatesInvestors
ArchyHealthtech · United StatesCompany profile

Cloud software combines dental practice operations and clinical tools with AI agents for routine administrative work.

Cloud software combines dental practice operations and clinical tools with AI agents for routine administrative work.

$50MSeries CSeries C+HealthtechUnited StatesInvestors
Agilis Air Inc.Defense tech · United StatesCompany profile

Modular small unmanned aircraft and autonomy software support reconnaissance and tactical missions in GPS-denied environments.

Modular small unmanned aircraft and autonomy software support reconnaissance and tactical missions in GPS-denied environments.

$1.4MEarly fundingUndisclosedDefense techUnited StatesInvestors
BoomerangHREnterprise software · United StatesCompany profile

BoomerangHR helps employers turn employee departures into an organized alumni network for rehires, referrals and sales leads.

BoomerangHR helps employers turn employee departures into an organized alumni network for rehires, referrals and sales leads.

$12.7MSeedEnterprise softwareUnited StatesInvestors
Impossible ObjectsHardware · United StatesCompany profile

Impossible Objects builds industrial 3D printers that make strong, lightweight composite parts for manufacturers.

Impossible Objects builds industrial 3D printers that make strong, lightweight composite parts for manufacturers.

$40MSeries BHardwareUnited StatesInvestors
Xcimer Energy CorporationHardware · United StatesCompany profile

Xcimer is developing high-energy excimer lasers for commercial fusion energy and national-security applications.

Xcimer is developing high-energy excimer lasers for commercial fusion energy and national-security applications.

UndisclosedMinority investmentUndisclosedHardwareUnited StatesInvestors

Active investors in this selection

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Ranked by rounds participated in · From Sep 10, 2026

  1. 1
    Andreessen Horowitz (a16z)

    TypeSafe AI, Arena, Vesta

    25rounds
    12led
  2. 2
    Y Combinator (YC)

    Nous Research, Santé, Vitalize

    18rounds
    0led
  3. 3
    Khosla Ventures

    Arena, Vinci, Conway Research

    14rounds
    3led
  4. 4
    Sequoia Capital

    TypeSafe AI, Mecka, Healthleap

    12rounds
    4led
  5. 5
    Insight Partners

    Stuut, Hestus, Inc., Quartermaster

    12rounds
    9led

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