Leader Portfolio tracks how the wealthiest company founders and executives got rich, what they own now, and how those holdings move. It is a reference site: the aim is that you can look someone up, see where the number comes from, and decide how much to trust it.
What we cover
- Billionaire profiles. Net worth estimates with the historical series behind them, career milestones, the companies the wealth is tied to, and philanthropic and legal history where it is a matter of record.
- Company profiles. Valuation, headquarters, headcount and the people whose fortunes depend on the business.
- Rankings and hubs. Lists by wealth, age, country and industry, built from the same underlying data as the profiles.
- Reference material. A glossary of the financial terms used across the site and aggregate statistics on how wealth is distributed.
What our numbers are, and are not
Every wealth figure here is an estimate assembled from public disclosures and market prices. It is not audited, it is not supplied by the people profiled, and it omits assets that are not publicly visible — private property, trusts, and debt secured against shares. For someone whose wealth sits mostly outside listed companies, our figure can be well off.
Our methodology page sets out exactly how each component is calculated and where it breaks down. Nothing here is investment advice.
How the site is written
Profile and company summaries are drafted with AI assistance from structured financial data, then held to a published quality standard before they are allowed into search results. Pages that have not been reviewed by a person say so on the page itself, rather than carrying a verification badge they have not earned. The full policy, including what AI is never allowed to do, is in our editorial standards.
How we are funded
Leader Portfolio is free to read and supported by display advertising. Advertisers have no involvement in what we publish, no access to our data before it goes live, and no influence over rankings. We do not accept payment to add, alter, remove or flatter a profile, and we do not publish sponsored profiles.
Independence
Leader Portfolio is an independent publication. It is not affiliated with, endorsed by, or licensed from Forbes Media LLC, Bloomberg L.P., or any company or individual profiled on this site. Where we reference another publisher’s estimate, it is cited as theirs.
Publisher and contact
This site is published by Leader Portfolio. If you have found an error, or you are profiled here and want your entry reviewed, please use our contact page — we log and publish fixes under our corrections policy.