Alphabet

Autonomous driving technology company and subsidiary of Alphabet, originally launched as the Google self-driving car project in 2009. Develops and deploys fully autonomous ride-hailing vehicles using a proprietary hardware and software stack, operating commercial robotaxi services in multiple US cities.

Data and AI company that provides a unified analytics platform built on Apache Spark, enabling data engineering, data science, and machine learning at scale.

Global ride-hailing, food delivery, and freight technology platform operating in over 70 countries, connecting riders with drivers and eaters with restaurants through its app.

Aerospace manufacturer and space transportation company designing, manufacturing, and launching advanced rockets and spacecraft with the goal of enabling human life on Mars.

Financial infrastructure platform that powers online payment processing for internet businesses of all sizes. Provides a suite of APIs and tools for accepting payments, managing subscriptions, preventing fraud, issuing cards, and handling complex financial operations across 195+ countries.

Financial services platform offering commission-free stock, ETF, options, and cryptocurrency trading through its mobile app, pioneering zero-commission retail investing.

Global online marketplace that connects travelers with unique accommodations, from apartments and homes to boutique hotels and experiences. Pioneered the sharing economy for short-term lodging, enabling millions of hosts worldwide to monetize their spaces while offering guests alternatives to traditional hotels.

Safe Superintelligence Inc. (SSI) is an AI research company focused on developing superintelligent AI systems with safety as a core design principle. Founded by former OpenAI chief scientist Ilya Sutskever, the company operates pre-revenue with a singular mission to build safe superintelligence.

The first federally regulated prediction market exchange in the United States, approved by the CFTC as a Designated Contract Market in 2020. Enables users to trade event contracts on real-world outcomes spanning economics, politics, weather, sports, and culture. Emerged from Y Combinator's W19 batch.

Technology-powered freight forwarder and supply chain logistics platform that moves goods globally by ocean, air, truck, and rail, providing end-to-end visibility and data-driven supply chain management.

Leading enterprise robotic process automation (RPA) platform that enables organizations to automate repetitive business processes using software robots and AI.

Zipline designs, manufactures, and operates autonomous delivery drones, running the world's largest commercial autonomous logistics network. The company began delivering blood and medical supplies to remote clinics in Rwanda in 2016 and has expanded to seven countries and consumer deliveries with partners like Walmart. Zipline has completed over 2 million commercial drone deliveries.

Developer security platform that helps software teams find, prioritize, and fix vulnerabilities in open source dependencies, container images, infrastructure as code, and proprietary code

Opendoor is a digital real estate platform that pioneered the iBuying model, enabling homeowners to sell their homes online with instant cash offers. The company uses data science and pricing algorithms to buy, renovate, and resell residential homes.

Biotech company developing AI-powered multiomics blood tests for early cancer detection. Its platform analyzes cell-free DNA, methylation patterns, and protein biomarkers from routine blood draws to screen for cancers in their earliest stages. Lead product SimpleScreen targets FDA approval for colorectal cancer screening.

Austin-based energy technology startup that manufactures, installs, owns, and operates residential battery storage systems to provide homes with affordable, reliable backup power. The company operates as both a licensed electricity provider and a virtual power plant, pooling thousands of home batteries into a distributed energy network that strengthens the grid.

Cyber exposure management and security platform that provides agentless visibility and protection for managed, unmanaged, and IoT devices across enterprise environments, covering IT, OT, IoMT, and cloud assets

Robotics AI company developing foundation models and learning algorithms that act as a universal brain capable of controlling any robot for any application, bringing general-purpose AI into the physical world

Harvey builds domain-specific AI for legal and professional services. The platform streamlines workflows in contract analysis, due diligence, compliance, and litigation, serving over 1,000 customers in 60+ countries including global law firms and Fortune 500 enterprises.

Zynga was a social game developer and operator known for creating some of the most popular games on Facebook and mobile platforms, including FarmVille, Words With Friends, and Zynga Poker. The company pioneered free-to-play social gaming and became one of the largest game developers in the world before being acquired by Take-Two Interactive in 2022.

Live-stream shopping marketplace where buyers and sellers connect in real-time video auctions. Originally focused on collectibles like Funko Pops and Pokemon cards, now expanded to dozens of categories including sports cards, sneakers, fashion, electronics, and art.

Humanoid robotics company building the Apollo general-purpose robot for manufacturing, logistics, and retail. Spun out of the University of Texas Human Centered Robotics Lab in 2016.

Lime is the world's largest shared electric vehicle company, providing electric scooter, e-bike, and e-moped rentals in over 280 cities across nearly 30 countries. The company reported $686 million in revenue for 2024 and has been free cash flow positive for two consecutive years.

Frontend cloud platform and creator of Next.js, the popular React framework. Provides developers with tools for building, deploying, and scaling web applications with instant global delivery, serverless functions, and edge computing infrastructure.

AI research company building generative AI tools for video, image, and multimedia content creation. Develops foundation models for video generation including its Gen series of models, and is expanding into world models that simulate physics-aware environments.

Open-source observability platform providing visualization, monitoring, and analytics tools for metrics, logs, and traces, building and maintaining the widely used Grafana dashboard and a composable observability stack

Cloud-based physical security platform providing enterprise-grade video security cameras, access control, environmental sensors, and alarms managed through a single software platform

Data engine for IT and security teams that provides an observability pipeline platform, enabling enterprises to route, reduce, enrich, and transform streaming data from any source to any destination in real time

Cloud-based payroll, benefits, and HR platform for small and medium businesses, serving over 400,000 companies. Originally launched as ZenPayroll in 2012 before rebranding to Gusto in 2015.

Developer of CockroachDB, a cloud-native distributed SQL database designed for global, scalable, and resilient applications that survive disasters and maintain consistency across multiple regions

Dapper Labs builds consumer applications for the tokenized economy, creating CryptoKitties (which introduced the ERC-721 NFT standard), NBA Top Shot, NFL ALL DAY, and the Flow blockchain. The company is one of the most prominent in the NFT and Web3 space, enabling people to own, earn, and trade digital assets from major brands.

AI video generation platform that enables enterprises to create professional videos from text using AI avatars. The market leader in enterprise AI video with over 60,000 customers, used for training, communications, and marketing.

Cloud-native cybersecurity company providing endpoint protection, threat intelligence, and cyberattack response services through its Falcon platform, protecting enterprises and governments from advanced cyber threats.

Lemonade is an AI-powered insurance company offering renters, homeowners, pet, car, and life insurance through a fully digital platform. Founded by tech entrepreneurs with no insurance background, the company uses behavioral economics and artificial intelligence to streamline the insurance experience.

Web3 company behind Bored Ape Yacht Club, CryptoPunks, Meebits, and the Otherside metaverse platform, building culture and utility at the intersection of NFTs, gaming, and digital identity

Open-core DevSecOps platform delivered as a single application for the entire software development lifecycle, from planning and source code management to CI/CD, security, and monitoring.

AI-powered customer communication and lead conversion platform for local businesses. Helps over 100,000 businesses manage reviews, messaging, payments, and marketing from a single dashboard. Originally founded as RepDrive, a Y Combinator W16 alumnus.

Weather intelligence and climate adaptation platform providing real-time forecasting, enterprise APIs, and its own constellation of weather radar satellites. Formerly ClimaCell.

dbt Labs is the company behind dbt (data build tool), an open-source analytics engineering framework that enables data teams to transform data in their warehouses using SQL. Originally founded as Fishtown Analytics, the company signed a definitive agreement to merge with Fivetran in October 2025 in an all-stock deal, creating a combined data infrastructure company approaching $600M in ARR.

Visual web development platform that lets designers and developers build professional, custom websites without writing code, generating clean HTML, CSS, and JavaScript in real time. Bootstrapped for five years before raising venture capital.

Headway is a mental health platform building the first national network of therapists who accept insurance. The company handles credentialing, billing, and administrative tasks for therapists, making it easier for patients to find affordable in-network mental health care across all 50 states.

Voice security and authentication company that uses AI and machine learning to detect phone fraud, verify caller identity, and protect against voice deepfakes. Its patented Phoneprinting technology analyzes audio signals to determine call provenance, device type, and caller location.

Cloud-native e-discovery and litigation platform that helps legal teams collaboratively discover, reveal, and act on information for investigations and litigation. Used by all 50 U.S. state attorneys general, major corporations, and eight of the top 10 class-action law firms.

AI-native cybersecurity platform deploying autonomous AI agents that continuously scan for, detect, and respond to threats without human intervention, founded by Mandiant creator Kevin Mandia with backing from the CIA's In-Q-Tel.

Language learning platform used by over 100 million monthly active users. Gamified approach to education with courses in 40+ languages. Founded by the creator of reCAPTCHA, Duolingo went public in 2021 and has expanded into math, music, and ABC literacy.

Web infrastructure and security company providing content delivery network, DDoS mitigation, Internet security, and distributed DNS services, helping to build a faster, more secure internet for millions of websites and applications.

AI research lab focused on solving the data-efficiency problem in AI. Named after the metaphor that current AI scaling is like putting flapping wings on an airplane rather than discovering aerodynamic principles.

UnitedMasters is a music distribution platform that empowers independent artists to distribute their music globally across streaming services while retaining ownership of their master recordings. The platform provides distribution, data analytics, marketing tools, and brand partnership opportunities to over 1.3 million artists.

Medium is an online publishing platform for long-form written content, founded by Twitter and Blogger co-founder Ev Williams. The platform hosts articles, essays, and stories from independent writers and publications, operating on a membership model that pays writers based on reader engagement.

Open-source framework and platform for building applications powered by large language models, providing tools for prompt management, chains, agents, memory, and observability through its commercial LangSmith product

AI-powered accounting platform that automates bookkeeping, reconciliation, and financial reporting for businesses. Uses large language models to understand and process financial data with human-level accuracy.

Parsable was a connected worker platform that replaced paper-based procedures with mobile, interactive digital work instructions for industrial and manufacturing environments. The platform enabled frontline workers in sectors like food and beverage, oil and gas, and chemicals to collaborate in real time, improving productivity, quality, and safety across plant floor operations. Originally founded as Wearable Intelligence in 2013, the company was acquired by CAI Software in September 2024.

Kindred Systems built AI-powered robots for warehouse automation, specializing in picking, placing, and sorting items for e-commerce fulfillment. The company was one of the first to use deep reinforcement learning in production robotics, with its flagship SORT robot deployed across retail and logistics operations.

CoreOS developed Container Linux, a lightweight Linux-based operating system designed for massive server deployments, along with key container infrastructure tools including etcd, rkt, and the Tectonic Kubernetes platform. Founded through Y Combinator (S13), the company built open source infrastructure to enable Google-scale operations for any organization. CoreOS was a founding member of both the Cloud Native Computing Foundation (CNCF) and the Open Container Initiative (OCI). Acquired by Red Hat in January 2018 for $250 million.