About Mark Elderkin
Born 1963. Mark Elderkin is an American businessperson.
Mark Elderkin (born September 27, 1963) is an American entrepreneur who co-founded Gay.com in 1994 with his husband Jeff O. Bennett. Elderkin served as President of PlanetOut Inc. when the company went public in 2004. He retired from the company in 2006. He founded Gay Ad Network and a leader in gay media. In 2024, he launched Elderkin Wealth Management, a Registered Investment Advisor (RIA) firm.
Elderkin was a child prodigy of the clarinet. He graduated from UC Berkeley Haas School of Business with an MBA and Boston University with a BS in Systems Engineering. He has served on the Board of GLAAD and mentors young entrepreneurs.
Elderkin lives in Ft. Lauderdale, Florida and West Hollywood, California with his husband Jeff Bennett. His daughter Chloe Bennett Elderkin is a student at University of Southern California Leonard Davis School of Gerontology.
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Important facts
People in Mark Elderkin's life
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Contemporaries
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Frequently asked questions
Who is Mark Elderkin?
American businessman
When was Mark Elderkin born?
Mark Elderkin was born on 27 September 1963.
What is Mark Elderkin's occupation?
Mark Elderkin is a businessperson.
What nationality is Mark Elderkin?
Mark Elderkin is American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Mark Elderkin. https://biography.guide/mark-elderkin/
MLA: "Mark Elderkin." Biography.guide, https://biography.guide/mark-elderkin/.
Chicago: "Mark Elderkin." Biography.guide. https://biography.guide/mark-elderkin/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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