It's been a good year so far for billionaires working in tech.
The richest 20 technology billionaires have all seen massive additions to their net worth in 2019 to date, bar one notable exception.
Amazon founder Jeff Bezos had a costly divorce from MacKenzie Bezos, which has dented his net worth in 2019. It's the primary reason for the decline in his overall worth, but he's still top of the billionaire pile.
We've put together a list of the world's 20 richest tech billionaires, based on Bloomberg's Billionaires Index, which ranks the world's richest people on a daily basis.
The figures in this article were accurate as of October 30 2019.