What does it take to rank amongst the wealthiest people on the planet? You'll need a fortune over £100 billion. From tech to extraordinary riches, the majority of these moguls established technology firms recognised globally. Notably, this roster of the planet's most affluent as of January 2026, according to Forbes, is predominantly American. The publication reports over 3,100 billionaires exist worldwide, and these represent the wealthiest amongst the wealthy, along with details of how they built their empires.