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
Polaris Electro-OpticsHardware · United StatesCompany profile

Optical interconnect technology for moving data between AI and data-center systems with lower power consumption.

Optical interconnect technology for moving data between AI and data-center systems with lower power consumption.

$50MSeries BHardwareUnited StatesInvestors
Integrated PowerIndustrial tech · United StatesCompany profile

Integrated Power Co. provides electrical construction and field services for renewable-energy and power infrastructure projects. Its teams handle civil foundations and electrical installation for grid assets such as substations and transmission lines, giving utilities and asset owners a single contractor for work from site preparation through energization.

Integrated Power Co. provides electrical construction and field services for renewable-energy and power infrastructure projects. Its teams handle civil foundations and electrical installation for grid assets such as substations and transmission lines, giving utilities and asset owners a single contractor for work from site preparation through energization.

UndisclosedInvestmentUndisclosedIndustrial techUnited StatesInvestors
BuywanderEcommerce · United StatesCompany profile

BuyWander operates an online auction marketplace and local pickup network for returned, open-box and overstock retail goods. It sources inventory from retailers and marketplaces, inspects and lists individual items for bidding, then lets winning shoppers collect purchases from nearby warehouses; the business has expanded to multiple warehouse markets.

BuyWander operates an online auction marketplace and local pickup network for returned, open-box and overstock retail goods. It sources inventory from retailers and marketplaces, inspects and lists individual items for bidding, then lets winning shoppers collect purchases from nearby warehouses; the business has expanded to multiple warehouse markets.

$21MSeries AEcommerceUnited StatesInvestors
Emilia AIFoodtech · United StatesCompany profile

Emilia AI gives restaurant operators a computer-vision and AI operating system for real-time sales, labor and inventory decisions.

Emilia AI gives restaurant operators a computer-vision and AI operating system for real-time sales, labor and inventory decisions.

$1.5MPre-seedFoodtechUnited StatesInvestors
EvvyHealthtech · United StatesCompany profile

Evvy combines at-home vaginal microbiome testing with clinician-reviewed results, personalized next steps and optional treatment and coaching for women’s health.

Evvy combines at-home vaginal microbiome testing with clinician-reviewed results, personalized next steps and optional treatment and coaching for women’s health.

$40MSeries BHealthtechUnited StatesInvestors
ProfoundAI · United StatesCompany profile

Profound helps marketing teams measure how brands appear in AI-generated search answers and turn those findings into content and campaign workflows.

Profound helps marketing teams measure how brands appear in AI-generated search answers and turn those findings into content and campaign workflows.

$180MSeries DSeries C+AIUnited StatesInvestors
PlantedClimate tech · United StatesCompany profile

Planted combines solar-plant planning software, terrain-following arrays, energy storage and field robots to build utility-scale power projects with less grading and site preparation. Developers and power producers use its system to deploy high-density solar on sloped or difficult land and bring capacity online faster.

Planted combines solar-plant planning software, terrain-following arrays, energy storage and field robots to build utility-scale power projects with less grading and site preparation. Developers and power producers use its system to deploy high-density solar on sloped or difficult land and bring capacity online faster.

$31.8MFundingUndisclosedClimate techUnited StatesInvestors
ScaffoldEnterprise software · United StatesCompany profile

Scaffold connects homebuilders, trade contractors and suppliers by ingesting job data from their existing portals and systems, then normalizing purchase orders, schedules and job records into a shared operating layer that automates coordination across residential construction projects.

Scaffold connects homebuilders, trade contractors and suppliers by ingesting job data from their existing portals and systems, then normalizing purchase orders, schedules and job records into a shared operating layer that automates coordination across residential construction projects.

$15MSeedEnterprise softwareUnited StatesInvestors
VantageIndustrial tech · United StatesCompany profile

Vantage develops and operates high-capacity data centers for cloud and AI companies.

Vantage develops and operates high-capacity data centers for cloud and AI companies.

$2BFinancing facilityUndisclosedIndustrial techUnited StatesInvestors
Undisclosed
Artificial Intelligence Underwriting Company (AIUC)AI · United StatesCompany profile

AIUC develops certification, technical evaluation and insurance infrastructure for organizations adopting enterprise AI agents.

AIUC develops certification, technical evaluation and insurance infrastructure for organizations adopting enterprise AI agents.

$40MSeries AAIUnited 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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