Joseph Firmage
American investor
About Joseph Firmage
Joseph Firmage is an American technology entrepreneur and investor who co-founded internet services company USWeb in 1995. He rose to prominence during the dot-com boom and was later known for promoting claims about extraterrestrials and antigravity propulsion technology. Amid concerns from investors during a merger between USWeb and CKS Group, he stepped down from his leadership role.
Later projects and legal issues
After leaving USWeb, Firmage funded and launched several ventures focused on science media and propulsion research, including projects developed with Ann Druyan.
In 2023, Utah authorities charged Firmage with financially exploiting and abusing a vulnerable adult in connection with allegations that he took control of an elderly woman's finances and failed to pay her living expenses.
Personal life
Firmage was raised in Salt Lake City in a Mormon family. He left the Church of Jesus Christ of Latter-day Saints as a teenager.
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Frequently asked questions
Who was Joseph Firmage?
American investor
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Joseph Firmage. https://biography.guide/joseph-firmage/
MLA: "Joseph Firmage." Biography.guide, https://biography.guide/joseph-firmage/.
Chicago: "Joseph Firmage." Biography.guide. https://biography.guide/joseph-firmage/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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