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Company journeys ↗

COMPANIES • OWNERSHIP • THE ROAD TO IPO

Behind every name, a business to understand.

A company directory with the ownership questions that matter: what you would own, how transfers work, and what an IPO could change.

The pre-IPO company directory

All 42 profiles

42 companies

AI

Develops AI models and products including ChatGPT, Codex, and an API platform used by individuals, developers, and organizations.

Sam AltmanGreg BrockmanSam Altman + 1
Feb 27, 2026 · Equity$110BNew investment announcement
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AI

Develops enterprise AI models, search capabilities, and the North platform for organizations seeking control over their data and AI deployments.

Aidan GomezNick FrosstAidan Gomez + 2
Sep 24, 2025 · Equity$100M additionalSecond close of financing
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Aerospace & defense

Develops autonomous aircraft and Hivemind software designed to enable aircraft to operate in environments with disrupted communications or GPS.

Brandon TsengRyan TsengBrandon Tseng + 1
Company researchBusiness & leadershipOriginal sources, analysis and questions
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Selected public-source research. Company inclusion does not establish private status, share availability, an IPO date, or a relationship with this website.

TRACK THE NEXT MILESTONE

The IPO Pipeline.

Explore company disclosures and listing context, then understand the structure, risks and potential shareholder exit paths.

Explore the pipeline ↗

Know what you would own

Are you researching direct shares, a special purpose vehicle, or a fund—and whose rights do you actually receive?

Ask an ownership questionOpen the research checklist

THE PEOPLE BEHIND THE THESIS

Start with the founders.

Meet every founder ↗
Sam Altman

OpenAI

Sam Altman

Co-founded OpenAI and previously led Y Combinator. His interviews connect AI research, product distribution, infrastructure spending and the organizational choices involved in scaling an AI company.

Explore founder
Greg Brockman

OpenAI

Greg Brockman

Greg Brockman is a co-founder of OpenAI. The company’s founding and leadership material provides context for its work in foundation models.

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Dario Amodei

Anthropic

Dario Amodei

Dario Amodei is a co-founder of Anthropic. An AI researcher whose work helped shape the company’s emphasis on model capability, reliability and safety.

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FROM FIRST QUESTION TO FIRST FILING

Understand what comes next.

Follow the process from private ownership to public reporting. Each guide includes original explanations, a practical checklist, and official sources.

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THE ROAD TO A PUBLIC LISTING

One milestone changes the market. It doesn’t remove the risk.

Explore the full IPO journey
  1. Private company

    Research the business, capital structure, and transfer restrictions.

  2. Preparation & filings

    Look for original company statements and public registration documents.

  3. Pricing & listing

    Understand allocation, dilution, and the difference between offer and market prices.

  4. Life after the IPO

    Follow reporting, earnings, lockup terms, and changing supply and demand.

MAKE YOUR RESEARCH MORE USEFUL

Ask an ownership question.

Tell us the company or topic you are exploring. Your inquiry is saved for the site team to review, with the context of where you started.

All company profiles and guides are free to read.

An inquiry does not reserve shares or establish eligibility.

No account numbers, Social Security numbers, or confidential records.

THE QUESTIONS PEOPLE ASK FIRST

Make the terminology clearer.

What does IPO stand for?+

Initial public offering: a company's first public offering of its shares. It often accompanies an exchange listing.

Does an IPO mean the company is profitable?+

No. Listing and profitability are different questions. Read the financial statements and the company's discussion of its results.

Has the SEC approved the investment?+

No. SEC review addresses disclosure requirements; it does not endorse an investment or judge whether it suits an investor.

Is every public debut a traditional IPO?+

No. Direct listings and SPAC business combinations use different mechanisms. Read the documents for the actual route.

Do direct listings raise money?+

They can. Some facilitate existing holders' sales; primary direct listings can also sell new company shares.

All IPO questions

TAKE THE NEXT STEP

Make room for a better-informed decision.

Ask an ownership question