They're amongst the richest people in the world - powerful heads of companies that few of us can avoid in our daily lives.
From making technology to trainers, these Chief Executive Officers are often responsible for countless employees and the fortunes of businesses worth more than some country's entire economies.
With great responsibility comes great rewards - with jaw-dropping salaries and perks packages.
Of course many of these industry goliaths have also founded their companies, meaning that even if they don't still own the business outright, they still own huge numbers of shares and share options.
Here are the top 10 richest CEOs in the world in 2024, according to CelebrityNetWorth.
9. Eric Schmidt
Former software engineer Eric Schmidt served as CEO of Google from 2001 to 2011 - just one of several positions he's held at the tech giant and its parent company Alphabet Inc. He has a net worth of around $24 billion. | Getty Images for SmartContract
10. Ernesto Bertarelli
Ernesto Bertarelli became CEO of global pharmaceutical company Serona in 1996 then co-owner two years later after the death of his father, who founded the company. The drugs industry has netted him an estimated $15 billion - making him the richest person in Switzerland. | Getty Images