75 private startup unicorns.

Rocket and satellite manufacturer behind Falcon 9, Starship, and Starlink. The world's most valuable private company.

Maker of ChatGPT, GPT-5, Sora, and DALL·E. 500M+ weekly active users. The most valuable private AI company in the world.

Parent company of TikTok, Douyin, and CapCut. The largest private company in the world by valuation. ~$120B revenue 2024.

Maker of Claude — frontier AI models focused on safety, interpretability, and helpfulness. Used at scale by Notion, Quora, and DuckDuckGo.

Payment processing, billing, identity, capital — the API that powers most of online commerce. Processed $1.4T in 2024.

Elon Musk's AI lab building Grok. Operates Colossus — the world's largest GPU cluster (100K H100s) in Memphis.

Chinese-Singaporean fast-fashion giant with $32B+ in annual revenue. Filed for IPO in London and Hong Kong.

Unified data + AI lakehouse platform. Acquired MosaicML for $1.3B. Used by 10K+ enterprises including 60% of the Fortune 500.

European super-app for banking, crypto, investing, and travel. 50M+ customers, profitable. UK banking licence granted 2024.

Visual design platform used by 200M+ people. Acquired Affinity (2024) and Leonardo.AI. One of the largest private software companies.

Autonomous defense systems — surveillance, drones, command-and-control software. Active US DoD prime contractor.

AI answer engine giving cited responses grounded in real-time web sources. The most credible threat to Google Search.

Visual collaboration whiteboard used by 90M+ users at 99% of the Fortune 100. Acquired Uizard in 2024 to add AI design.

Unified HR + IT + finance platform — payroll, benefits, devices, app provisioning. Used by 10K+ companies.

Live event ticket marketplace. Spun back out of eBay (2020), filed for IPO 2025. Processed $8.7B GMV in 2024.

Voice + text chat platform for communities. 200M+ MAU. Originally for gamers, now used by every modern community + AI lab.

Data labeling and evaluations for the AI era. Powers RLHF data for every major frontier lab + the US DoD.

API for connecting bank accounts to apps. Powers ~25% of all US bank links. Used by Venmo, Robinhood, Coinbase, and 8K+ fintechs.

Corporate cards + bill pay + expense management — built to actively save companies money via AI-powered savings insights.

Medicare Advantage health plan + telehealth platform for seniors. Founded by the Athenahealth founders.

Wholesale marketplace connecting independent retailers with 100K+ brands. Net-60 terms, free returns, used by Burton Snowboards.

Corporate cards, treasury, banking, bill pay built for fast-growing companies. Pioneered the startup credit card category.

Hire and pay employees and contractors in 150+ countries. Handles local compliance, tax, benefits. 35K+ customers.

Spreadsheet-database hybrid + interface builder. Used by 80% of the Fortune 100 including Netflix and Walmart.

All-in-one connected workspace for notes, docs, wikis, and projects. 100M+ users at Pixar, Headspace, and most startups.

VS Code fork rebuilt around AI. Used by Stripe, OpenAI, Vercel, Anthropic. Crossed $500M ARR in under 3 years.

Cap table management, 409A valuations, and equity compensation infrastructure for 40K+ private companies and 2M+ shareholders.

Developer-first security — find and fix vulnerabilities in code, dependencies, containers, and IaC across the SDLC.

Vertically-integrated telehealth — men's, women's, weight loss (Zepbound, Wegovy), dermatology. $200M+ ARR.

Password manager + enterprise secrets management. Used by IBM, Slack, Stripe, and 150K+ businesses.

Europe's open-weights frontier AI lab. Ships open-weight LLMs + a commercial enterprise API. Built by Meta and DeepMind alums.

UK challenger bank with 10M+ customers. Best-in-class consumer banking app. Now profitable, eyeing IPO.

The API platform for building and using APIs. 30M+ developers and 500K+ orgs collaborate via Postman.

Enterprise AI platform — foundation models tuned for business use cases (search, summarisation, agents). Private-deployment focused.

European AI defense company building autonomous combat software for fighter jets, drones, and battlefield systems.

Workforce mental health benefits — therapy, coaching, medication management. Used by Morgan Stanley, Starbucks, and Salesforce.

Smart ring for sleep, recovery, and readiness. 2.5M+ rings shipped — most accurate consumer sleep monitor.

France's leading business banking platform — IBAN accounts, expense cards, invoicing for 500K+ European SMEs.

Europe's leading secondhand fashion marketplace. 100M+ users, profitable. Lithuania's only unicorn.

Fusion energy startup. Signed first-ever commercial fusion power contract — delivering to Microsoft by 2028. Backed by Sam Altman.

Largest livestream shopping platform in the US. Auctions for collectibles, sneakers, apparel. $3B+ GMV.

Europe's leading SMB expense management. Cards to every employee, automated receipt capture, sync with all major accounting tools.

Workplace AI search across every SaaS tool a company uses — Slack, Drive, Notion, Salesforce — with permissions and provenance.

The 'GitHub of ML' — 1M+ open-source models and datasets. Default platform for ML researchers + home of the Transformers library.

Automated SOC 2, ISO 27001, HIPAA, GDPR compliance. Used by 10K+ startups + Atlassian and Quora.

Visual-first CMS + design tool. Build production websites without code. Used by Dell, Aave, and TED.

All-in-one productivity platform — tasks, docs, goals, chat, whiteboards. Profitable, 8M+ users.

Membership platform for creators. Powers millions of paid subscriptions to YouTubers, podcasters, artists, and writers.

Autonomous surface vessels (USVs) for naval defense. Building the world's largest autonomous-shipyard in Texas.

MIT spinout developing SPARC — a compact tokamak targeting net-energy fusion. Aiming for grid power in the early 2030s.

Authentication-driven sneaker resale marketplace. Competes with StockX in the $10B sneaker resale market.

Subscription-based fitness wearable tracking strain, recovery, and sleep. Used by Olympians and PGA Tour pros.

Silicon-anode battery materials improving energy density 20-40%. Production-scale factory in Washington state.

GPU clusters + serverless API for open-source LLMs. The AI acceleration cloud — hosts Llama, Mixtral, DeepSeek, and more.

AI voice cloning and text-to-speech with industry-leading fidelity. Used by audiobook studios, dubbing houses, and content platforms.

Employee mental health platform — therapy, coaching, medication management. Used by GitLab, Bain, and 1000+ employers.

Tech-enabled primary care — hybrid in-person + virtual clinics across the US. Treats acute, chronic, and behavioural health.

Frontend cloud platform behind Next.js. Used by Netflix, Notion, TikTok, McDonalds. Powers ~30% of the web's frontend.

AI for elite law firms. Built on GPT-4, trained on case law and contracts. Deployed at Allen & Overy, PwC, and major US AmLaw 100 firms.

Custom LPU (Language Processing Unit) chips running Llama at 500+ tokens/sec. The standard for low-latency AI inference.

Datacenters powered by flared natural gas — turns waste energy into AI training capacity. Building the largest AI datacenter complex in Texas.

Autonomous flight software (Hivemind) for drones and aircraft. Used by US Air Force and special operations forces.

100-hour iron-air batteries for the grid. 1/10th the cost of lithium-ion for long-duration storage. Building the first US factory.

Autonomous drone manufacturer for defense, public safety, and infrastructure inspection. The leading US drone OEM.

Continuous security + compliance automation — SOC 2, ISO 27001, GDPR, HIPAA with auto-evidence collection.

Full-stack generative AI for enterprises — self-trained Palmyra LLMs, agent platform, content generation. Customers include L'Oréal, Vanguard, Uber.

European neobank built for digital nomads — multi-currency accounts, sub-accounts for savings, instant SEPA transfers.

Real-time AI coach for sales and support agents. Listens to live calls, surfaces playbooks, and recommends next-best actions.

Business banking built for startups — high deposit limits, sub-accounts, treasury, developer-friendly APIs. Used by 200K+ companies.

Wall-mounted strength-training system with adaptive AI weights and personalised coaching. Premium connected fitness.

Long-context foundation model purpose-built for software engineering. Aiming for fully autonomous engineering agents.

Direct air carbon capture. Operates the world's largest DAC plant (Mammoth, Iceland). Sells removal credits to Microsoft, Stripe.

Next-generation geothermal — drilling tech adapted from O&G to unlock 24/7 carbon-free baseload power. Google signed $1B+ in offtake.

Issue tracker software teams switch to. Replaces Jira at Vercel, Cash App, Loom, and Ramp. Famously product-led.

Singapore-headquartered C2C marketplace across 8 Asia-Pacific markets. Largest classifieds platform in SEA.