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
754
Jul 27 – Oct 24, 2026
Disclosed funding
$68.7B
609 disclosed amounts
Median round
$25M
Of disclosed amounts
754 rounds
Funding rounds
CompanyAmountRoundSectorCountryInvestorsAnnounced
VVaterIndustrial tech · United StatesCompany profile

VVater develops water-treatment and reuse systems built around its Farady Reactor.

VVater develops water-treatment and reuse systems built around its Farady Reactor.

UndisclosedStrategic investmentUndisclosedIndustrial techUnited StatesInvestors
Haystack Robotics, Inc.Robotics · United StatesCompany profile

Haystack Robotics makes Violet AI, an autonomous UV-C disinfection robot for hospitals and other facilities.

Haystack Robotics makes Violet AI, an autonomous UV-C disinfection robot for hospitals and other facilities.

$4MSeries ARoboticsUnited StatesInvestors
Undisclosed
HelogenSpace tech · United StatesCompany profile

Helogen builds autonomous in-orbit manufacturing systems for biomaterials and biologics.

Helogen builds autonomous in-orbit manufacturing systems for biomaterials and biologics.

$7.1MSeedSpace techUnited StatesInvestors
Diameter PayFintech · United StatesCompany profile

Diameter Pay provides APIs and compliance automation for banks and financial institutions offering U.S. dollar payment services.

Diameter Pay provides APIs and compliance automation for banks and financial institutions offering U.S. dollar payment services.

$10MSeries AFintechUnited StatesInvestors
Burlingame StudiosMedia & gaming · United StatesCompany profile

Burlingame Studios develops mobile games, including Flourish by Garden Joy, a creative outdoor-design game. Players decorate gardens, patios and other exterior spaces, complete themed challenges, learn about plants and share designs for community feedback.

Burlingame Studios develops mobile games, including Flourish by Garden Joy, a creative outdoor-design game. Players decorate gardens, patios and other exterior spaces, complete themed challenges, learn about plants and share designs for community feedback.

$12MUser acquisition financingUndisclosedMedia & gamingUnited StatesInvestors
Bioness MedicalHealthtech · United StatesCompany profile

Bioness Medical makes neurorehabilitation devices and systems used by clinicians and patients recovering from stroke, spinal-cord injury, and other neurological conditions.

Bioness Medical makes neurorehabilitation devices and systems used by clinicians and patients recovering from stroke, spinal-cord injury, and other neurological conditions.

$15MCredit facilityUndisclosedHealthtechUnited StatesInvestors
MetalEnterprise software · United StatesCompany profile

An AI fundraising workspace that helps founders identify investors, research firms and manage venture rounds.

An AI fundraising workspace that helps founders identify investors, research firms and manage venture rounds.

$4.5MSeedEnterprise softwareUnited StatesInvestors
Resect AIAI · United StatesCompany profile

Resect AI provides software that inspects large language models during inference to detect and interpret problematic model behavior, audit it and intervene before inaccurate or unsafe responses reach users. It targets organizations deploying LLMs in settings where factual reliability and governance matter.

Resect AI provides software that inspects large language models during inference to detect and interpret problematic model behavior, audit it and intervene before inaccurate or unsafe responses reach users. It targets organizations deploying LLMs in settings where factual reliability and governance matter.

$25MFundingUndisclosedAIUnited StatesInvestors
Undisclosed
HiddenLayerCybersecurity · United StatesCompany profile

HiddenLayer sells cybersecurity software built specifically to protect AI models, agents and applications. Its platform discovers AI assets, scans models and their supply chains, tests for adversarial attacks and monitors deployed systems for threats across the AI development and operating lifecycle.

HiddenLayer sells cybersecurity software built specifically to protect AI models, agents and applications. Its platform discovers AI assets, scans models and their supply chains, tests for adversarial attacks and monitors deployed systems for threats across the AI development and operating lifecycle.

$100MSeries BCybersecurityUnited StatesInvestors
PatientIQHealthtech · United StatesCompany profile

PatientIQ provides healthcare organizations with EHR-integrated software that collects and analyzes patient-reported outcomes. Providers and life-sciences organizations use the platform to follow patients' reported health over time and apply the results to care improvement, clinical research and performance programs.

PatientIQ provides healthcare organizations with EHR-integrated software that collects and analyzes patient-reported outcomes. Providers and life-sciences organizations use the platform to follow patients' reported health over time and apply the results to care improvement, clinical research and performance programs.

$30MSeries CSeries C+HealthtechUnited StatesInvestors

Active investors in this selection

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Ranked by rounds participated in · From Jul 27, 2026

  1. 1
    Y Combinator (YC)

    Tractian, Blacksmith, Greptile

    55rounds
    3led
  2. 2
    Andreessen Horowitz (a16z)

    ASI, Eka Robotics, Town

    42rounds
    16led
  3. 3
    Khosla Ventures

    Arda Industries, Tolan

    25rounds
    6led
  4. 4
    Sequoia Capital

    Warhound, Whop, Blacksmith

    23rounds
    7led
  5. 5
    Alumni Ventures

    Maxinsights, Daytona, Chariot Claims

    21rounds
    0led

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