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United States

The 70 US-headquartered AI companies in this database, profiled with funding, headcount, and momentum data.

Browse by Subsectors

AI InfrastructureApplied AIDeveloper ToolsData & AnalyticsGenerative AIHealthcare & BiotechFoundational AIRobotics & AutonomousAI SecurityAgentic AIConversational AI

UAUpscale AI

Upscale AI is the first end-to-end AI advertising platform for running performance campaigns on Streaming TV. Creative, media, measurement - we do it all.

AI InfrastructureAI InfrastructureArtificial Intelligence (AI)Information TechnologyNetwork Security
Total Funding
$490M
Headcount
51-100
Founded
2025
HQ Country
United States

HHiggsfield

Higgsfield is a video AI firm aimed to making social media content creation accessible to everyone.

Generative AIArtificial Intelligence (AI)Generative AISocial MediaVideo Editing
Total Funding
$138M
Headcount
11-50
Founded
2022
HQ Country
United States

TATogether AI

Build what's next on the AI Native Cloud. Full-stack AI platform for inference, fine-tuning, and GPU clusters — powered by cutting-edge research.

AI InfrastructureAI InfrastructureArtificial Intelligence (AI)Generative AIIT InfrastructureMachine Learning
Total Funding
$533.5M
Headcount
101-250
Founded
2022
HQ Country
United States

AHAssort Health

AI voice agents for healthcare. Schedule, intake, triage, referrals, follow-up across 22+ specialties. 190M+ patient interactions. Live in weeks.

Applied AIArtificial Intelligence (AI)Business Process Automation (BPA)SchedulingSoftwareTelehealth
Total Funding
$221.5M
Headcount
251-500
Founded
2023
HQ Country
United States

DDataiku

Dataiku is the Platform for AI Success that unites people, orchestration, and governance to turn AI investments into measurable business outcomes.

Agentic AIAgentic AIAnalyticsArtificial Intelligence (AI)Big DataData Integration
Total Funding
$846.8M
Headcount
1001-5000
Founded
2013
HQ Country
United States

CACoram AI

AI native physical security platform for video, access, visitors, and emergency response. Detect threats, investigate faster, and coordinate response from one unified system.

AI SecurityArtificial Intelligence (AI)Computer VisionIntelligent SystemsSecuritySoftware
Total Funding
$65.3M
Headcount
51-100
HQ Country
United States

RRokid

Robotics & AutonomousArtificial Intelligence (AI)Augmented RealityHuman Computer InteractionRoboticsWearables
Total Funding
$660.7M
Headcount
251-500
Founded
2014
HQ Country
United States

CCrunchbase

Developer ToolsArtificial Intelligence (AI)Big DataBusiness DevelopmentDatabaseDeveloper APIs
Total Funding
$106.5M
Headcount
101-250
HQ Country
United States

YCY Combinator

Y Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.

Robotics & AutonomousArtificial Intelligence (AI)Augmented RealityDatabaseE-LearningFinance
Headcount
101-250
Founded
2005
HQ Country
United States

FAFireworks AI

Use state-of-the-art, open-source LLMs and image models at blazing fast speed, or fine-tune and deploy your own at no additional cost with Fireworks AI!

Data & AnalyticsArtificial Intelligence (AI)Data ManagementInfrastructureSaaSSoftware
Total Funding
$327M
Headcount
101-250
Founded
2022
HQ Country
United States

CClay

Infrastructure to get any data, run agentic workflows, and launch GTM plays.

Developer ToolsArtificial Intelligence (AI)Developer ToolsLead GenerationProductivity ToolsSales Automation
Total Funding
$202M
Headcount
101-250
Founded
2017
HQ Country
United States

M(MainFunc (GenSpark)

Generative AIArtificial Intelligence (AI)Generative AIMachine LearningSearch EngineSoftware
Total Funding
$654.3M
Headcount
11-50
Founded
2023
HQ Country
United States

GAGeneralist AI

At Generalist, we are on a mission to make general-purpose robots a reality.

Generative AIArtificial Intelligence (AI)Generative AIRobotics
Total Funding
$553M
Headcount
11-50
Founded
2024
HQ Country
United States

SSaronic

Providing the most advanced and capable autonomous vessels in the maritime domain.

Robotics & AutonomousArtificial Intelligence (AI)Autonomous VehiclesManufacturingMarine TechnologyMilitary
Total Funding
$2.7B
Headcount
1001-5000
HQ Country
United States

TTopsort

Topsort is the AI-powered retail media and commerce monetization infrastructure for marketplaces, retailers, delivery apps, and travel platforms.

Data & AnalyticsAd ExchangeAdvertisingAdvertising PlatformsAnalyticsArtificial Intelligence (AI)
Total Funding
$28.5M
Headcount
51-100
Founded
2021
HQ Country
United States

MMaintainX

MaintainX is a CMMS and EAM platform that helps industrial teams reduce downtime, improve efficiency, and optimize asset performance with AI insights.

AI InfrastructureArtificial Intelligence (AI)Cloud ComputingCollaborationEnterprise SoftwareFacility Management
Total Funding
$253.8M
Headcount
501-1000
Founded
2018
HQ Country
United States

TTensorWave

Accelerate LLMs and AI research with AMD Instinct GPUs on TensorWave's scalable cloud.

AI InfrastructureAI InfrastructureArtificial Intelligence (AI)Cloud ComputingCloud InfrastructureGenerative AI
Total Funding
$496.7M
Headcount
101-250
HQ Country
United States

KKong

AI InfrastructureArtificial Intelligence (AI)Cloud ComputingCloud Data ServicesDeveloper APIsEnterprise Software
Total Funding
$344.1M
Headcount
501-1000
HQ Country
United States

SSoundHound

Voice AI Agents for restaurants, auto, retail, finance, and more! Powered by SoundHound AI conversational intelligence and agentic solutions.

Conversational AIArtificial Intelligence (AI)AutomotiveCall CenterChatbotMachine Learning
Total Funding
$451M
Headcount
501-1000
Founded
2005
HQ Country
United States

EExa

Developer ToolsArtificial Intelligence (AI)Developer APIsGenerative AISearch EngineSoftware
Total Funding
$357M
Headcount
51-100
Founded
2021
HQ Country
United States

CClickHouse

ClickHouse is a fast open-source column-oriented database management system that allows generating analytical data reports in real-time using SQL queries

Data & AnalyticsAnalyticsArtificial Intelligence (AI)Big DataDatabaseSoftware
Total Funding
$1.2B
Headcount
251-500
Founded
2021
HQ Country
United States

SGSOPHiA GENETICS

Helping clinicians to generate real-time, actionable insights for patients with cancer and rare disorders.

Healthcare & BiotechArtificial Intelligence (AI)Big DataBioinformaticsBiotechnologyGenetics
Total Funding
$322.7M
Headcount
251-500
Founded
2011
HQ Country
United States

DDecart

Gmail is email that’s intuitive, efficient, and useful. 15 GB of storage, less spam, and mobile access.

AI InfrastructureAI InfrastructureArtificial Intelligence (AI)ConsumerGamingGenerative AI
Total Funding
$456M
Headcount
101-250
Founded
2023
HQ Country
United States

IMInsilico Medicine

Generative AI and Automation for Longevity and Sustainability

Healthcare & BiotechArtificial Intelligence (AI)BiotechnologyHealth CarePharmaceutical
Total Funding
$624.3M
Headcount
101-250
Founded
2014
HQ Country
United States

HHHydra Host

Hydra Host offers Bare Metal GPU solutions for AI, HPC, and big data. Enjoy autonomy, privacy, and scalable performance options. Get in touch!

AI InfrastructureArtificial Intelligence (AI)Cloud InfrastructureDeveloper APIsWeb Hosting
Total Funding
$118.6M
Headcount
11-50
Founded
2021
HQ Country
United States

ALAyar Labs

Ayar Labs’ co-packaged optics for AI scale-up. Built and backed by semiconductor ecosystem leaders.

AI InfrastructureAI InfrastructureArtificial Intelligence (AI)ComputerHardwareInformation Technology
Total Funding
$874.7M
Headcount
101-250
Founded
2015
HQ Country
United States

MBMassive Bio

By matching cancer patients with clinical trials that appropriate their cancer diagnosis, Massive Bio is able to provide a superior patient experience.

Conversational AIArtificial Intelligence (AI)BiotechnologyClinical TrialsHealth CareNatural Language Processing
Total Funding
$23.3M
Headcount
51-100
Founded
2015
HQ Country
United States

VVVoyager Ventures

Voyager invests early in technology companies foundational to systemic stability and a future defined by abundance.

Robotics & AutonomousArtificial Intelligence (AI)BatteryCleanTechEnergyEnergy Storage
Headcount
1-10
Founded
2021
HQ Country
United States

OOpenEvidence

America's Official Medical Knowledge Platform. OpenEvidence is the leading medical platform for healthcare professionals, featuring answers grounded in peer-reviewed research from NEJM, JAMA, NCCN, Cochrane, and more.

Healthcare & BiotechAnalyticsArtificial Intelligence (AI)Clinical TrialsDatabaseHealth Care
Total Funding
$767M
Headcount
11-50
Founded
2021
HQ Country
United States

UUnframe

Go beyond generic tools with Unframe’s enterprise AI solutions - secure, governed, production-ready, and built to deliver measurable ROI fast.

Enterprise SoftwareArtificial Intelligence (AI)Enterprise SoftwareInformation TechnologySaaSSoftware
Total Funding
$100M
Headcount
101-250
Founded
2024
HQ Country
United States

AAnthropic

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

Foundational AIAgentic AIArtificial Intelligence (AI)Foundational AIGenerative AIMachine Learning
Total Funding
$128.7B
Headcount
1001-5000
HQ Country
United States

KKumo.AI

Data & AnalyticsAnalyticsArtificial Intelligence (AI)Big DataBusiness IntelligenceMachine Learning
Total Funding
$36.5M
Headcount
51-100
Founded
2021
HQ Country
United States

SHSpring Health

Eliminating barriers to mental healthcare. Clinically-proven technology with world-class providers to deliver precisely what your employees need.

Healthcare & BiotechArtificial Intelligence (AI)Health CareMental HealthmHealthWellness
Total Funding
$466.5M
Headcount
1001-5000
Founded
2016
HQ Country
United States

MModular

The unified AI inference stack - from custom GPU kernels to production cloud serving on NVIDIA and AMD. 2x performance. Top open models. Open source stack.

AI InfrastructureAI InfrastructureArtificial Intelligence (AI)Generative AIMachine LearningSoftware
Total Funding
$380M
Headcount
101-250
HQ Country
United States

WWorkWhile

Hire event staff and warehouse talent near you, fast. WorkWhile connects businesses with reliable, flexible professionals for logistics, production, and events.

Applied AIArtificial Intelligence (AI)EmploymentInternetStaffing AgencyVirtual Workforce
Total Funding
$39.5M
Headcount
101-250
Founded
2019
HQ Country
United States

MMercor

Mercor is organizing human intelligence to power the AI economy. We are powering frontier research, RLHF data, and AI agent training at scale for the top AI labs and enterprises.

Applied AIArtificial Intelligence (AI)EmploymentMachine LearningRecruitingSoftware
Total Funding
$483.6M
Headcount
251-500
Founded
2023
HQ Country
United States

WWriter

WRITER is the enterprise AI agent platform trusted by Fortune 500 companies, built to help teams execute and scale on-brand, compliant work.

Agentic AIAgentic AIArtificial Intelligence (AI)ContentFoundational AIGenerative AI
Total Funding
$326M
Headcount
251-500
Founded
2020
HQ Country
United States

DDatabricks

Databricks offers a unified platform for data, analytics and AI. Build better AI with a data-centric approach. Simplify ETL, data warehousing, governance and AI on the Data Intelligence Platform.

Data & AnalyticsAnalyticsArtificial Intelligence (AI)Data IntegrationData ManagementData Storage
Total Funding
$27.2B
Headcount
5001-10000
Founded
2013
HQ Country
United States

OOpenRouter

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Applied AIArtificial Intelligence (AI)Information TechnologySoftware
Total Funding
$153M
Headcount
11-50
Founded
2023
HQ Country
United States

CCommure

Commure builds the financial infrastructure for modern health systems, with an AI-native revenue cycle platform that automates end-to-end RCM and turns manual administrative work into scalable software—enabling durable growth and better care outcomes.

Healthcare & BiotechArtificial Intelligence (AI)Health CareSoftware
Total Funding
$890.5M
Headcount
1001-5000
Founded
2017
HQ Country
United States

SSierra

Sierra helps businesses build better, more human customer experiences with AI.

Enterprise SoftwareArtificial Intelligence (AI)Enterprise SoftwareSaaSSoftware
Total Funding
$1.6B
Headcount
501-1000
Founded
2023
HQ Country
United States

MMeta

Shop AI glasses, maak foto's, speel muziek af en praat met AI. Ontdek de wearable-technologie van Meta voor het dagelijks leven. Ray-Ban Meta, Oakley Meta en Quest 3S.

Applied AIAdvertising PlatformsArtificial Intelligence (AI)ComputerDigital MediaSocial Media
Total Funding
$79.5B
Headcount
10001+
Founded
2004
HQ Country
United States

RAReflection AI

Building frontier open intelligence.

Foundational AIArtificial Intelligence (AI)Foundational AISoftware
Total Funding
$2.1B
Headcount
101-250
Founded
2024
HQ Country
United States

FFactory

Build faster with AI coding agents. Factory Droids automate coding, testing, and deployment for startups and enterprises.

Developer ToolsAgentic AIArtificial Intelligence (AI)Developer ToolsSoftware Engineering
Total Funding
$220M
Headcount
101-250
HQ Country
United States

SSandboxAQ

SandboxAQ leverages the compound effects of AI and advanced computing to address some of the biggest challenges impacting society. SandboxAQ technologies include AI simulation, cryptography management for cybersecurity, and AI sensing for global organizations.

AI SecurityArtificial Intelligence (AI)Cyber SecurityEnterprise SoftwareInformation TechnologyQuantum Computing
Total Funding
$1.5B
Headcount
101-250
Founded
2016
HQ Country
United States

OOdyssey

Generative AIArtificial Intelligence (AI)Generative AIInformation TechnologyMachine Learning
Total Funding
$337M
Headcount
11-50
Founded
2023
HQ Country
United States

CICorgi Insurance

Get startup insurance in minutes with Corgi. Compare modular CGL, D&O, Tech E&O, Cyber, EPLI, and fiduciary coverage built for founders today.

AI in FintechArtificial Intelligence (AI)Financial ServicesInsuranceInsurTech
Total Funding
$374.5M
Headcount
101-250
Founded
2024
HQ Country
United States

SCSigma Computing

Build and run AI apps, dashboards, and agents on governed warehouse data. Sigma lets every team build with chat, a spreadsheet, SQL, or Python.

Data & AnalyticsAnalyticsArtificial Intelligence (AI)Business IntelligenceCloud Data ServicesComputer
Total Funding
$725.3M
Headcount
501-1000
Founded
2014
HQ Country
United States

TTempus

Healthcare & BiotechArtificial Intelligence (AI)BiotechnologyHealth CareMachine LearningMedical
Total Funding
$2.7B
Headcount
1001-5000
HQ Country
United States

OOklo

AI in FintechArtificial Intelligence (AI)Clean EnergyEnergyManufacturingNuclear
Total Funding
$1.4B
Headcount
251-500
Founded
2013
HQ Country
United States