Founder Profile
John Creason
Last reviewed: October 2026 · By Swet Parvadiya
Who is John Creason?
John Creason is a founder of Smartsheet, which was founded in 2005 with Brent Frei, Mark Mader and Eric Browne.
- Company founded
- Smartsheet
- Founded
- 2005
- Co-founders
- Brent Frei, Mark Mader and Eric Browne
Background
Software engineer and tech entrepreneur.
Founding Story
John Creason co-founded Smartsheet in 2005. Working closely with the technical founding team, he played a massive role in building the early prototype. He was absolutely instrumental during the company's critical 2006 redesign, which simplified the UI and finally achieved product-market fit. (Exact birth year remains publicly undisclosed).
Sources
This profile does not yet cite a source specific to John Creason. The sources below document the company company rather than the person, so check them against the claims above.
- Smartsheet FY2024 Annual Report (Smartsheet)
- Q3 FY2025 results (Smartsheet)