Founder Directory

Safe Superintelligence

World's first straight-shot safe superintelligence lab Artificial Intelligence

Last round: Series A Sequoia, Andreessen Horowitz, $1B Series A in 2024

Physical Intelligence

Develop AI for robots and other physical devices Artificial Intelligence Hardware

Last round: Series A Sequoia, Khosla Ventures, $400M Series A in 2024

Cyera

AI-powered data security platform that gives enterprises deep context on their data to assure cyber-resilience Artificial Intelligence Cybersecurity Enterprise Software

Last round: Series D Sequoia, Accel, $300M Series D in 2024, $3.0B valuation

Harvey

AI provider for legal workers Artificial Intelligence Legal

Last round: Series E Sequoia, Kleiner Perkins, $300M Series E in 2025, $5.0B valuation

Ambience Healthcare

AI operating system used for documentation, coding, and clinical workflows Artificial Intelligence Healthcare

Last round: Series C Andreessen Horowitz, $243M Series C in 2025

World Labs

Develops AI models with spatial intelligence for 3D world perception and interaction Artificial Intelligence

Last round: Series A Andreessen Horowitz, $230M Series A in 2024, $1.0B valuation

Codeium

Modern coding superpower Artificial Intelligence SaaS

Last round: Series C Kleiner Perkins, $150M Series C in 2024, $1.2B valuation

Together

Fastest cloud platform for building and running gen AI Artificial Intelligence

Last round: Series A Kleiner Perkins, $106M Series A in 2024, $1.2B valuation

Tennr

AI automation platform for medical documents Artificial Intelligence Healthcare

Last round: Series C Andreessen Horowitz, $101M Series C in 2025

Hebbia

Develops AI agents for financial services firms Artificial Intelligence FinTech

Last round: Series B Andreessen Horowitz, $100M Series B in 2024

xAI

Accelerate human scientific discovery Artificial Intelligence

Last round: Series B Sequoia, Andreessen Horowitz, $6B Series B in 2024, $24.0B valuation

Adaptive Security

Protecting companies from AI-powered attacks Artificial Intelligence Cybersecurity Enterprise Software

Last round: Series B Andreessen Horowitz, OpenAI, NVIDIA, Bain Capital Ventures, $81M Series B in 2025

XBOW

Using AI to revolutionize how we approach offensive security Artificial Intelligence Cybersecurity

Last round: Series B Sequoia, $75M Series B in 2025

Ambience

Leading AI operating system for healthcare organizations Artificial Intelligence Healthcare

Last round: Series B Kleiner Perkins, $70M Series B in 2024

Decagon

Develops AI support agents for enterprise Artificial Intelligence Enterprise Software

Last round: Series B Andreessen Horowitz, Accel, $65M Series B in 2024

Captions

AI-powered creative studio Artificial Intelligence SaaS

Last round: Series C Sequoia, Kleiner Perkins, Andreessen Horowitz, $60M Series C in 2024, $500M valuation

HeyGen

Next-gen generative AI video platform with customizable AI avatars, right from your browser Artificial Intelligence

Last round: Series B Benchmark, $60M Series B in 2024

S0cure

Socure is a predictive analytics platform for digital identity verification of consumers. Artificial Intelligence Cybersecurity Enterprise Software

Last round: Series E Accel, $550M Series E in 2021, $4.5B valuation

Graphite

AI code review platform which helps developers create, review and merge changes faster. Artificial Intelligence SaaS Enterprise Software

Last round: Series B Andreessen Horowitz, Accel, $52M Series B in 2025

Ema

Universal AI employee that boosts productivity across every role Artificial Intelligence Enterprise Software

Last round: Series A Accel, $50M Series A in 2024

Omnea

Building procurement orchestration platform that streamlines source-to-pay workflows Artificial Intelligence Enterprise Software

Last round: Series B Accel, Khosla Ventures, Insight Partners, $50M Series B in 2025

Sahara AI

Decentralized AI blockchain platform that prioritizes sovereignty and provenance of AI Artificial Intelligence Crypto

Last round: Series A Sequoia, $43M Series A in 2024

Nooks

AI dialing and prospecting platform, trusted by thousands of SDRs & AEs to cut out the busywork Artificial Intelligence Sales

Last round: Series B Kleiner Perkins, $43M Series B in 2024

Mistral AI

Developing open-weight models that are on par with proprietary solutions Artificial Intelligence

Last round: Series A Andreessen Horowitz, $415M Series A in 2023, $2.0B valuation

OpenRouter

Platform that connects AI applications with LLMs and cloud hosting providers Artificial Intelligence

Last round: Series A Sequoia, Andreessen Horowitz, $40M Series A in 2025

Vivodyne

Accelerates drug discovery using lab-grown human tissues, robotics, and AI to generate accurate preclinical test data Artificial Intelligence Biotech Healthcare

Last round: Series A Khosla Ventures, $40M Series A in 2025

Pika

Idea-to-video platform that brings your creativity to motion Artificial Intelligence Consumer

Last round: Series A Lightspeed, $35M Series A in 2023, $200M valuation

Sema4.ai

Define the future of knowledge work by building intelligent agents that transform how knowledge workers collaborate with AI Artificial Intelligence

Last round: Series A Benchmark, $30M Series A in 2024

Slingshot AI

Use AI to make mental healthcare more accessible Artificial Intelligence Healthcare

Last round: Seed Andreessen Horowitz, $30M Seed in 2024

Fieldguide

AI-powered engagement platform for Assurance and Advisory firms Artificial Intelligence Enterprise Software

Last round: Series B Y Combinator, Bessemer, $30M Series B in 2024

Fireworks AI

Fireworks partners with the world's leading generative AI researchers to serve the best models, at the fastest speeds Artificial Intelligence

Last round: Series A Benchmark, $25M Series A in 2024

Graphcore

Graphcore is the inventor of the Intelligence Processing Unit (IPU), a microprocessor designed for AI and machine learning applications. Artificial Intelligence Hardware

Last round: Series E Sequoia, $222M Series E in 2020, $2.7B valuation

Gladia

Production-ready Speech-to-Text API built for teams shipping real-world voice products Artificial Intelligence SaaS

Last round: Series A Sequoia, $22M Series A in 2024

Shift Technology

Shift Technology provides AI-driven decision automation and optimization for the global insurance industry. Artificial Intelligence Insurance Fraud Detection

Last round: Series D Bessemer, Accel, $220M Series D in 2021, $1.0B valuation

Allium

Allium makes blockchain data accurate, simple and fast Artificial Intelligence Crypto

Last round: Series A Kleiner Perkins, $21M Series A in 2024

Blossom

Building AI Copilots & Agents for Psychiatry. Come make mental healthcare affordable, accessible, and clinically-effective for every American. Artificial Intelligence Healthcare

Last round: Series A Headline, Village Global, Operator Partners, Correlation Ventures, Founder of General Catalyst, $20M Series A in 2025

Ataraxis

Transforming cancer care care with AI precision medicine Artificial Intelligence Healthcare

Last round: Series A Founders Fund, $20M Series A in 2025

Observe.AI

Observe.AI develops a voice AI platform for contact centers, turning agents into top performers. Artificial Intelligence Sales Enterprise Software

Last round: Series B Y Combinator, $123M Series B in 2020

People.ai

People is an AI platform for enterprise sales, marketing, and customer success that uncovers revenue opportunities. Artificial Intelligence Enterprise Software

Last round: Series D Andreessen Horowitz, Y Combinator, $100M Series D in 2021, $1.1B valuation

Veriff

Veriff is a global tech company building a visionary AI driven verification platform. Artificial Intelligence Cybersecurity Identity

Last round: Series C Y Combinator, Accel, $100M Series C in 2022, $1.5B valuation

Domino Data Lab

Domino Data Lab utilizes data science and AI for collaboration, model deployment, and centralizing infrastructure. Artificial Intelligence Data Science Analytics Enterprise Software

Last round: Series F Sequoia, $100M Series F in 2021, $450M valuation

HyperScience

Hyperscience develops AI-based enterprise software designed to automate office work processes. Artificial Intelligence Enterprise Software

Last round: Series E Bessemer, $100M Series E in 2021

Prepared

Assistive AI for every 911 call Artificial Intelligence Public Safety

Last round: Series C Andreessen Horowitz, $80M Series C in 2025

Harmonic

Building the world’s most advanced mathematical reasoning engine Artificial Intelligence

Last round: Series A Sequoia, $75M Series A in 2024

Tavus

Use your voice for sales, without ever saying a word Artificial Intelligence SaaS Sales

Last round: Series A Sequoia, Y Combinator, $6M Series A in 2023

AssemblyAI

Building #1 rated API to transcribe and understand audio data Artificial Intelligence Speech Recognition Enterprise Software

Last round: Series C Accel, Y Combinator, $50M Series C in 2023

Fathom

Medical coding automation powered by AI Artificial Intelligence Healthcare

Last round: Series B Founders Fund, $46M Series B in 2022

Cape Analytics

Cape Analytics provides AI and analytics services for properties. Artificial Intelligence Real Estate Analytics

Last round: Series C Khosla Ventures, $44M Series C in 2021

Spot AI

Create safer, smarter organizations with your new AI Camera System Artificial Intelligence SaaS

Last round: Series B Bessemer, $40M Series B in 2022

Clay

Data enrichment solutions and personalized outreach automation Artificial Intelligence SaaS Enterprise Software

Last round: Series B Sequoia, $40M Series B in 2025, $1.3B valuation

Air Space Intelligence

AI for complex air operations Artificial Intelligence Space Defense

Last round: Series B Andreessen Horowitz, $34M Series B in 2023, $300M valuation

Optimal Dynamics

Using AI and ML to transform the logistics industry Artificial Intelligence Logistics

Last round: Series B Bessemer, $33M Series B in 2022

Vocode

Automate phone calls with AI Artificial Intelligence SaaS

Last round: Seed Accel, Y Combinator, $3M Seed in 2024

Robust Intelligence

Eliminate AI failures for companies by stress-testing their models at the click of a button Artificial Intelligence SaaS Enterprise Software

Last round: Series B Sequoia, $30M Series B in 2021

Listen Labs

Listen Labs is an autonomous market researcher that makes deep customer conversations fast and scalable. Artificial Intelligence Enterprise Software

Last round: Series A Sequoia, $27M Series A in 2025

LangChain

Making it simple to build LLM-powered apps Artificial Intelligence Developer Tools

Last round: Series A Sequoia, Benchmark, $25M Series A in 2024, $200M valuation

Cognition

Cognition is an applied artificial intelligence lab that focuses on reasoning and code Artificial Intelligence Developer Tools

Last round: Series A Founders Fund, $21M Series A in 2024

Squint

Squint makes every operator an expert Artificial Intelligence Augmented Reality Enterprise Software

Last round: Series A Sequoia, $13M Series A in 2023

lexion.ai

Lexion is an AI-powered contract management startup Artificial Intelligence Enterprise Software

Last round: Series A Khosla Ventures, $11M Series A in 2021

DeepL

DeepL is a leading deep learning company for language translation Artificial Intelligence Translation ML

Last round: Series B Benchmark, Bessemer, $100M Series B in 2023, $1.0B valuation

Lilt

Lilt is the modern language service and technology provider enabling localized customer experiences. Artificial Intelligence Enterprise Software

Last round: Series C Sequoia, $55M Series C in 2022, $110M valuation

Replicate

Run machine learning models in the cloud Artificial Intelligence

Last round: Series B Sequoia, Andreessen Horowitz, Y Combinator, $40M Series B in 2023

Rilla

Building the leading conversation intelligence software for offline commerce Artificial Intelligence Sales

Last round: Series B Crew Capital, Bessemer Ventures, Google Ventures, $40M Series B in 2025

Golden

Developer of a self-constructing knowledge database used to accelerate discovery and education Artificial Intelligence EdTech

Last round: Series B Andreessen Horowitz, Founders Fund, $40M Series B in 2022

REVL

AI Powered Video Souvenirs as a Service. Full end to end solution for roller coasters, skydive drop zones, race tracks, and zip lines. Artificial Intelligence Motion Capture Hardware

Last round: Series A Y Combinator, $2M Series A in 2020

MindsDB

Help anyone use the power of ML to ask predictive questions of their data and receive accurate answers Artificial Intelligence Data Science

Last round: Series A Benchmark, $16M Series A in 2023

Centaur Labs

Labeling medical images at scale Artificial Intelligence Data Science Machine Learning Healthcare

Last round: Series A Y Combinator, $15M Series A in 2021

Quilter

Automate circuit board layout Artificial Intelligence Hardware

Last round: Series A Benchmark, $10M Series A in 2024

Pixie

We build machine intelligence systems which empower developers to engineer the future. Artificial Intelligence Developer Tools Enterprise Software

Last round: Series A Benchmark, $9M Series A in 2020

Bot, M.D.

Your friendly A.I. clinical assistant. I provide doctors with a smarter, simpler way to search clinical content. Artificial Intelligence Healthcare

Last round: Series A Y Combinator, $5M Series A in 2021, $20M valuation

Mihup

Intelligence-based personal mobile assistant app Artificial Intelligence Speech Recognition

Last round: Series A Accel, $2M Series A in 2020

HiOperator

HiOperstor provides customer support as-a-service. Artificial Intelligence Customer Support

Last round: Pre-Seed Y Combinator, $500K Pre-Seed in 2021

Databricks

Databricks is a data-and-AI company that interacts with corporate information stored in the public cloud. Artificial Intelligence SaaS Analytics Data Science

Last round: Growth Andreessen Horowitz, $10B Series J in 2024, $62.0B valuation

OpenAI

OpenAI is an AI research company, discovering and enacting the path to safe artificial general intelligence. Artificial Intelligence SaaS Consumer

Last round: Growth Y Combinator, Raised $300M in 2023, $29.0B valuation

AI2

AI2 is an artificial intelligence research institute and start-up incubator. Artificial Intelligence Research Startup Incubator

Last round: Growth Sequoia, Raised $10M in 2020

Bidgely

Bidgely tells you how much energy your appliances use and crafts personalized recommendations to save. Artificial Intelligence Energy

Last round: Growth Khosla Ventures, Raised $60M in 2020

Splash

Splash is helping everyone make music. Artificial Intelligence Gaming Metaverse

Last round: Growth Khosla Ventures, Raised $20M in 2021

Avoca

Building the AI Workforce for Service Businesses Artificial Intelligence

Last round: Seed Y Combinator, Seed in 2023

SoundHound

SoundHound is the innovator in voice-enabled AI and conversational intelligence technologies. Artificial Intelligence Speech Recognition NLP

Last round: IPO Kleiner Perkins, Post-IPO, $605M valuation

Catalia Health

We create the Mabu personal healthcare companion to help patients with chronic disease and collect data to healthcare providers. Artificial Intelligence Healthcare Robotics Hardware

Last round: Growth Khosla Ventures, Raised $5M in 2017

AEye

AEye develops advanced vision hardware, software and algorithms that act as the eyes and visual cortex of autonomous vehicles. Artificial Intelligence Autonomous Vehicles Hardware Data Science

Last round: IPO Kleiner Perkins, Post-IPO, $487M valuation