Charles Simonyi Net Worth

Charles Simonyi's net worth is currently estimated at $7.5B in 2026.

Net Worth Over Time

1972$0.1MC

Xerox PARC Research

Begins research at Xerox PARC, contributing to GUI development.

1981$1M+900%B

Joins Microsoft

Joins Microsoft, leading application software development.

1995$500M+49900%A

Microsoft Office Success

Leads the development of Microsoft Office, generating significant wealth.

2002$1B+100%A

Founds Intentional Software

Co-founds Intentional Software, focusing on intentional programming.

2007$2B+100%A

First Space Trip

Becomes a space tourist, paying for a trip to the International Space Station.

2009$3B+50%A

Second Space Trip

Funds a second trip to the International Space Station.

2026$7.5B+150%A

Philanthropy and investments

Continues philanthropy and investment activities, maintaining his status as a billionaire and space tourist.

Last updated: February 25, 2026