How to dig up revenue, investors, filings and comparables on private companies, using free and paid sources.
The leading private AI agent companies ranked by sourced valuation: Sierra, Harvey, Cognition, Glean, Legora, Decagon, Parloa, Writer, Cresta, Ada and Hebbia, with what AI agents do, pricing models, enterprise adoption and risks.
The leading AI chip startups in 2026 and their valuations: Etched, Lightmatter, Tenstorrent and more, plus Groq, Cerebras and SambaNova, how inference chips, photonics and RISC-V differ from GPUs, and the risks of competing with Nvidia.
The leading private AI cloud providers and neoclouds ranked by sourced valuation: Crusoe, Nscale, Baseten, Together AI, Fluidstack, Lambda, Modal, Fal.ai and Fireworks AI, with GPU economics, inference versus training, financing and risks.
The leading private AI drug discovery companies: Isomorphic Labs, Xaira, Lila Sciences, Chai Discovery, Periodic Labs and BenchSci, with sourced valuations, how AI changes drug design, business models, partnerships and the risks investors should weigh.
The leading private AI infrastructure companies in 2026, from GPU clouds and inference platforms to data, observability and security: Crusoe, Nscale, Baseten, Together AI, Fireworks AI, Databricks, ClickHouse and more, with valuations.
The leading private AI training data companies ranked by sourced valuation: Scale AI, Mercor, Handshake, Turing, Invisible Technologies, Snorkel AI and Surge AI, with how expert data, RLHF and evaluation work, business models and risks.
The leading private AI video generation companies ranked by sourced valuation: Runway, Higgsfield, Fal.ai, Synthesia, Luma AI, Black Forest Labs, Decart and Midjourney, with model versus app strategies, business uses, revenue and risks.
The leading private AI voice companies ranked by sourced valuation: Sierra, ElevenLabs, Decagon, Synthesia, Parloa, Uniphore, Cresta and Sesame, covering voice agents, speech generation, contact centres and voice companions.
ARR vs revenue explained: annual recurring revenue, recognised revenue, run-rate and annualised revenue, how startups use each, worked examples, common traps and how to compare companies fairly.
The leading autonomous vehicle companies in 2026: Waymo at US$126B, Applied Intuition, Wayve, Waabi and Moove, plus Tesla, Zoox and Chinese robotaxi operators, how self-driving technology works and the road to profitability.
A sourced list of Canadian tech unicorns and former unicorns, with latest reported valuations, key investors and what their paths say about building a billion-dollar company in Canada.
The leading Chinese AI companies in 2026: ByteDance, DeepSeek, Moonshot AI, MiniMax and Zhipu (now listed), Xiaohongshu and humanoid makers Galbot and Unitree, with valuations, open models, chips, funding and risks.
The leading private climate tech startups in 2026: Redwood Materials, Helion Energy, Commonwealth Fusion Systems, CarbonCure, Validere and more, covering fusion, battery recycling, low-carbon materials and energy for AI data centres.
The leading private BNPL and consumer lending fintech startups ranked by sourced valuation: Upgrade, Tabby, Lendable, Creditas, Zilch, Stori, Tamara and Klar, with how they fund loans, regulation, credit risk and IPO plans.
The leading private cross-border and global payments companies ranked by sourced valuation: Airwallex, Tipalti, Zepz, Rapyd, Paddle, Nium and EBANX, plus GoCardless's sale to Mollie, with how international payments work, stablecoins, business models and risks.
Crunchbase vs PitchBook compared for founders, VCs, PE firms and sales teams: data coverage, depth, pricing model, usability and when each one makes sense.
The leading private crypto infrastructure companies ranked by sourced valuation: Ripple, Kraken, Alchemy, Chainalysis, Fireblocks, Consensys, Anchorage Digital, MoonPay, Phantom, Paxos and Ledger, covering wallets, custody, stablecoins, analytics and developer platforms.
The largest private cybersecurity companies in 2026 ranked by sourced valuation: Cyera, Snyk, 1Password, Island, Abnormal AI, Cato Networks, Arctic Wolf, Vanta, Chainguard, Drata and Huntress, with trends in AI security and consolidation.
The startups supplying power for AI data centres in 2026: fusion, advanced nuclear, geothermal, batteries and grid companies such as Helion, Commonwealth Fusion, Kairos Power, Base Power and Redwood, with demand forecasts, deals with tech giants, valuations and risks.
The most valuable private developer tools companies ranked by sourced valuation: ClickHouse, Supabase, Vercel, Replit, Snyk, Grafana Labs, Postman, Harness, n8n, Temporal and more, with how devtools grow, AI coding's impact and the risks.
The most valuable private direct-to-consumer brands ranked by sourced valuation: Oura, Whoop, Quince, Vuori, Skims, Liquid Death and Gymshark, with how DTC brands grow, why stores are back, and the risks for investors.
The leading private drone and counter-drone companies ranked by sourced valuation: Anduril, Shield AI, Quantum Systems, Zipline, Tekever, Skydio and Epirus, with defense, delivery and public safety markets, and the risks investors watch.
The leading private edtech unicorns ranked by sourced valuation: Eruditus, GoStudent, ApplyBoard, upGrad, Go1, Multiverse and Paper, covering online degrees, tutoring, corporate learning and apprenticeships, plus the post-pandemic reset and AI.
The leading private fusion energy companies: Helion Energy, Proxima Fusion, Commonwealth Fusion Systems and Pacific Fusion, with how tokamaks, stellarators and pulsed fusion work, funding, milestones, timelines and risks.
The leading private health tech unicorns ranked by sourced valuation: Devoted Health, Ro, Commure, Cityblock Health, Lyra Health, Sword Health, Aledade, Komodo Health, Spring Health, Function Health, Virta Health, Headway, Garner Health and Truveta.
The leading healthcare AI startups ranked by sourced valuation: OpenEvidence, Abridge, Hippocratic AI, Spring Health, Ambience Healthcare, Harrison.ai and more, covering AI scribes, clinical search, patient agents, imaging and drug discovery.
A step-by-step guide to building a comps list for valuation, fundraising or market research: selection criteria, finding candidates, public vs private comps, transaction comps and documenting your choices.
Private companies rarely publish revenue, but you can find or estimate it. Twelve methods using filings, headcount, pricing, job posts, interviews and industry benchmarks, with worked examples.
Free and paid ways to find a private company's investors: funding announcements, investor portfolios, Form D filings, company registries, LinkedIn and databases, plus how to verify what you find.
A step-by-step method for researching private companies: ownership, size, financial clues, leadership, customers, reputation, legal issues and competitors, using free and paid sources.
Build a reliable system for tracking startup funding rounds: news alerts, Form D monitoring, database alerts, newsletters and a simple tracker, filtered for your sector and region.
The leading private HR tech companies ranked by sourced valuation: Deel, Rippling, Gusto, Personio, Remote, Lattice, HiBob, SmartHR, Culture Amp, Employment Hero, Factorial and more, covering payroll, employer of record and people software.
The leading humanoid robot companies and robot foundation model startups in 2026: Figure AI, Skild AI, Physical Intelligence, Sanctuary AI, Tesla Optimus, Agility, Apptronik, 1X and Unitree, with valuations, technology and challenges.
The leading private insurtech startups ranked by sourced valuation: Alan, Coalition, Marshmallow and Kin Insurance, covering health, cyber, car and home insurance, how insurtechs make money, the post-2021 reset, AI and risks.
The largest African startups ranked by sourced valuation: OPay, Chipper Cash, Wave, Andela, Tyme, Moniepoint, Moove, M-KOPA and Flutterwave, plus how fintech, mobile money and regulation shape Africa's tech ecosystem.
The largest Australian-founded startups ranked by sourced valuation: Canva, Airwallex, Rokt, Culture Amp, Employment Hero, Linktree and Harrison.ai, with how Australian founders build global companies, funding, and the local ecosystem.
The largest European startups and private tech companies ranked by sourced valuation: Revolut, Helsing, Nscale, Trade Republic, Lovable, Celonis, Mistral AI and more, with what drives Europe's biggest unicorns.
The largest French startups ranked by sourced valuation: Mistral AI, Doctolib, Back Market, Contentsquare, Alan, Qonto, Pennylane, AMI Labs, Mirakl, Exotec and Pigment, with the Paris AI boom, French Tech, funding and risks.
The largest German startups ranked by sourced valuation: Helsing, Trade Republic, Celonis, N26, Personio, Quantum Systems, Neura Robotics, n8n, Black Forest Labs and more, with Berlin and Munich ecosystems, sectors, funding and risks.
The largest private Indian startups ranked by sourced valuation: PhonePe, Dream Sports, Razorpay, Zepto, OfBusiness, CRED, Rapido, Infra.Market and more, plus IPO plans, regulation and what drives India's unicorns.
The largest private Latin American startups ranked by sourced valuation: Rappi, Creditas, Ualá, Nuvemshop, Kavak, Bitso, CloudWalk, Konfio, Stori, EBANX and Clara, plus trends in fintech, e-commerce and IPOs in the region.
The largest private startups in the Middle East ranked by sourced valuation: Tabby, Cato Networks, HiBob, Ninja, Tamara, Kitopi, Salla and Foodics, plus how Saudi Vision 2030, sovereign funds and Israel's tech sector shape the region.
The most valuable private companies in the world in 2026, ranked by their latest sourced valuation: Anthropic, OpenAI, ByteDance, Databricks, Stripe, Revolut, Anduril and more, with what drives their value and how to track them.
The largest private crypto and blockchain companies ranked by sourced valuation: Ripple, Polymarket, Fireblocks, Dapper Labs, Bitpanda, Ledger and more, plus stablecoins, prediction markets, custody and how crypto valuations have changed.
The largest private digital banks and neobanks ranked by sourced valuation: Revolut, N26, Toss, Monzo, Plata, Qonto, Ualá, bunq, Tide, Allica Bank and more, with how neobanks make money, banking licences and the risks investors watch.
The most valuable private fintech companies in 2026 ranked by sourced valuation: Stripe, Revolut, Ripple, Ramp, Kalshi, Trade Republic, Airwallex and more, with business models, revenue and what to watch.
The largest private SaaS and software companies ranked by sourced valuation: Databricks, Canva, Deel, Rippling, ClickHouse, Grammarly, Celonis, Notion and more, with ARR, how SaaS valuations work and which companies may IPO.
The largest private UK startups ranked by sourced valuation: Revolut, Nscale, Checkout.com, ElevenLabs, SumUp, Wayve, Monzo, Synthesia, Zilch, Tide, Granola and more, with sectors, funding trends and what to watch in British tech.
The leading private legal tech startups ranked by sourced valuation: Harvey, Legora, Clio, Ironclad, Filevine and EvenUp, covering legal AI, practice management, contract management and personal injury AI, plus trends and risks.
A list of unicorn companies in 2026: 370 private startups valued at US$1 billion or more, ranked by sourced valuation, from Anthropic, OpenAI and ByteDance to fintech, AI, defense and consumer unicorns worldwide.
The leading private mental health startups ranked by sourced valuation: Lyra Health, Sword Health, Spring Health, Headway and Calm, with how employer benefits, insurance networks and apps work, plus AI, regulation and investment trends.
The most valuable private AI startups in 2026, ranked by sourced valuation: Anthropic, OpenAI, Safe Superintelligence, Scale AI, Perplexity, Moonshot AI, Sierra, Harvey, Mistral AI and more, with revenue, investors and what drives their value.
Net revenue retention (NRR) explained with the formula, a worked example, NRR vs GRR, common calculation mistakes, what moves the number and how investors read it.
The new AI labs ranked by sourced valuation: Safe Superintelligence, Thinking Machines Lab, Reflection AI, Physical Intelligence, Unconventional AI, Humans&, AMI Labs and more, with why mega seed rounds happen, their research bets and the risks.
The leading private nuclear energy startups: Helion Energy, Proxima Fusion, Valar Atomics, Radiant, Commonwealth Fusion Systems and Pacific Fusion, with sourced valuations, fission versus fusion, AI data centre demand, regulation and risks.
An honest look at PitchBook alternatives for startups, small funds, search funders and sales teams, from free sources like SEC EDGAR to paid platforms, and how to choose.
The leading private robotics startups ranked by sourced valuation: Figure AI, Skild AI, Physical Intelligence, Apptronik, The Bot Company, FieldAI and Sanctuary AI, covering humanoids, robot foundation models and industrial autonomy.
The Rule of 40 explained: the formula, which growth and profit measures to use, worked examples, how investors use it at different stages, and where it misleads.
SaaS valuation multiples explained: EV/revenue and ARR multiples, what drives them (growth, retention, margins, Rule of 40), private versus public multiples, AI startup multiples and worked examples.
How to search SEC EDGAR for Form D filings, what each section shows, how to spot new funding rounds and new funds, and how founders, investors and sales teams use Form D data.
The leading private space startups ranked by sourced valuation: Sierra Space, K2 Space, Impulse Space, Apex, Isar Aerospace and more, plus Stoke Space, Axiom Space, Vast and Varda, covering launch, satellites, stations and in-space services.
The leading stablecoin companies in 2026: issuers Tether, Circle and Paxos, plus infrastructure such as Anchorage, Rain and Fireblocks, with market size, how stablecoins make money, the GENIUS Act, MiCA, valuations and risks.
The leading private AI coding and vibe coding companies ranked by sourced valuation: Lovable, Supabase, Cognition, Vercel, Replit, Reflection AI, n8n, Poolside and Bolt.new, with how AI app builders work, business models and risks.
The leading private wearable and consumer health tech companies ranked by sourced valuation: Oura, Whoop, Function Health, Calm and Flo Health, with how smart rings, fitness bands and health subscriptions make money, and the risks ahead.
What is a decacorn? A private startup valued at US$10 billion or more. See the meaning, how it differs from unicorns and hectocorns, examples from 2026 such as Anduril, Ramp and Harvey, and what it takes to become one.
One email a week. The notable rounds and deals, which companies just got money to spend, and one practical tip. Unsubscribe any time.