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
313
Sep 10 – Oct 9, 2026
Disclosed funding
$28B
244 disclosed amounts
Median round
$23M
Of disclosed amounts
313 rounds
Funding rounds
CompanyAmountRoundSectorCountryInvestorsAnnounced
Barrell LithiumClimate tech · United StatesCompany profile

Barrell Lithium is developing lithium-brine resources in East Texas’s Smackover Formation. It assembles prospective land positions, evaluates subsurface geology and advances direct-lithium-extraction projects to supply lithium for the battery value chain; the company is in exploration and commercial development.

Barrell Lithium is developing lithium-brine resources in East Texas’s Smackover Formation. It assembles prospective land positions, evaluates subsurface geology and advances direct-lithium-extraction projects to supply lithium for the battery value chain; the company is in exploration and commercial development.

UndisclosedSeries CSeries C+Climate techUnited StatesInvestors
Undisclosed
NoetiveAI · United StatesCompany profile

Noetive is an applied AI research lab building an intelligence layer for physical businesses. Its agents learn operating procedures by combining enterprise-system data with observations from sensing pods, then support or carry out recurring work and improve their models from operational feedback; the company is working with a small group of design partners in manufacturing, logistics and construction.

Noetive is an applied AI research lab building an intelligence layer for physical businesses. Its agents learn operating procedures by combining enterprise-system data with observations from sensing pods, then support or carry out recurring work and improve their models from operational feedback; the company is working with a small group of design partners in manufacturing, logistics and construction.

$41MSeedAIUnited StatesInvestors
RuneClimate tech · United StatesCompany profile

A modular clean-compute platform that deploys GPU clusters at renewable-energy sites without building a conventional data center.

A modular clean-compute platform that deploys GPU clusters at renewable-energy sites without building a conventional data center.

$40MSeries AClimate techUnited StatesInvestors
ThatchHealthtech · United StatesCompany profile

A health-benefits platform that lets employers set healthcare budgets while employees choose insurance and eligible care to fit their needs.

A health-benefits platform that lets employers set healthcare budgets while employees choose insurance and eligible care to fit their needs.

$108MNew fundingUndisclosedHealthtechUnited StatesInvestors
BackOpsEnterprise software · United StatesCompany profile

BackOps coordinates supply-chain exceptions across enterprise systems, carriers, suppliers and distributors.

BackOps coordinates supply-chain exceptions across enterprise systems, carriers, suppliers and distributors.

$42MSeries BEnterprise softwareUnited StatesInvestors
H ClinicalHealthtech · United StatesCompany profile

H Clinical helps clinical-trial sponsors, CROs and research sites run studies across Latin America through local clinical teams and infrastructure. Services include patient recruitment and support, home visits, mobile and community research sites, staffing, medical-supply procurement, warehousing and logistics across 22 countries.

H Clinical helps clinical-trial sponsors, CROs and research sites run studies across Latin America through local clinical teams and infrastructure. Services include patient recruitment and support, home visits, mobile and community research sites, staffing, medical-supply procurement, warehousing and logistics across 22 countries.

UndisclosedMajority investmentUndisclosedHealthtechUnited StatesInvestors
Sling Therapeutics, Inc.Biotech · United StatesCompany profile

A clinical-stage biotechnology company developing an oral drug candidate for thyroid eye disease.

A clinical-stage biotechnology company developing an oral drug candidate for thyroid eye disease.

$123MSeries CSeries C+BiotechUnited StatesInvestors
TeRAMHardware · United StatesCompany profile

A semiconductor company developing custom three-dimensional SRAM memory to increase bandwidth and capacity for AI computing chips.

A semiconductor company developing custom three-dimensional SRAM memory to increase bandwidth and capacity for AI computing chips.

$37MFundingUndisclosedHardwareUnited StatesInvestors
Nix BiosensorsHealthtech · United StatesCompany profile

Nix Biosensors makes a wearable sweat sensor and companion apps that continuously measure fluid and electrolyte loss during activity. Its algorithms turn sweat readings into personalized hydration guidance for individual athletes and dashboards for coaches, teams, military, labor and research groups; the consumer biosensor is available while Nix Health is in beta.

Nix Biosensors makes a wearable sweat sensor and companion apps that continuously measure fluid and electrolyte loss during activity. Its algorithms turn sweat readings into personalized hydration guidance for individual athletes and dashboards for coaches, teams, military, labor and research groups; the consumer biosensor is available while Nix Health is in beta.

$10MSeries AHealthtechUnited StatesInvestors
Circle Pharma, Inc.Biotech · United StatesCompany profile

Circle Pharma discovers macrocycle medicines for cancer and other serious diseases using its MXMO platform, which combines computational, structure-based design with synthetic chemistry to create cell-permeable compounds against difficult protein targets. Its lead programs are investigational and at discovery or preclinical stages.

Circle Pharma discovers macrocycle medicines for cancer and other serious diseases using its MXMO platform, which combines computational, structure-based design with synthetic chemistry to create cell-permeable compounds against difficult protein targets. Its lead programs are investigational and at discovery or preclinical stages.

$92.5MSeries ESeries C+BiotechUnited StatesInvestors

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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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