# Andrew Sieja

> Andrew Sieja is the Chicago-based founder and CEO of OnDean and founder and board member of Relativity. A programmer by trade, he founded the consultancy kCura in 2001 and led its shift into legal discovery software. His current work spans legal and regulatory technology investment through OnDean Forward, motorcycle racing through OrangeCat Racing, and philanthropy through Alta Futures, which he co-founded with Jessica Sieja.

- **Role:** Founder & CEO at OnDean
- **Organizations:** OnDean, Relativity, OnDean Forward, OrangeCat Racing, Alta Futures, Siemens, Lante
- **Education:** DePaul University
- **Known for:** Founded Relativity and led it as CEO from 2001 to 2019., Ernst & Young Entrepreneur of the Year 2013 Midwest award winner., Crain’s Chicago Business 40 Under 40 recognition in 2014.

## Career timeline

- **Before 2001** — Worked as a programmer at Siemens and Lante.
- **2001** — Founded software consultancy kCura with two friends.
- **2004** — A Foley & Lardner consulting engagement helped lead to Relativity.
- **2006** — First version of Relativity released.
- **2007** — kCura focused on e-discovery and became a software company.
- **2010** — First Relativity Fest held and Relativity Gives began.
- **2015** — kCura received a $125 million minority investment from ICONIQ Capital and opened an office in Kraków.
- **2017** — kCura renamed Relativity.
- **2019** — Became executive chairman effective July 1; Mike Gamson became CEO.
- **2020** — Founded OnDean; Jessica and Andrew set aside resources for philanthropy after he had an opportunity to sell part of Relativity.
- **2023** — Alta Futures publicly announced its launch.
- **2026** — OnDean Forward led Newcode’s Series A round.

## Achievements

- Founded Relativity and led it as CEO from 2001 to 2019.
- Ernst & Young Entrepreneur of the Year 2013 Midwest award winner.
- Crain’s Chicago Business 40 Under 40 recognition in 2014.
- Established Relativity’s Poland office in 2015.
- Started the Relativity Gives community outreach programme.
- Co-founded Alta Futures with Jessica Sieja.

## Latest updates

- **2026-08** — OnDean Forward led Newcode’s Series A, announced August 24, bringing Newcode’s total capital raised in 2026 to $20 million.
- **2026-09** — Alta Futures’ September 23 story describes its intended twenty-year spend-down and the origin of its name in Jessica and Andrew’s two children.

## Links

- Website: https://www.ondean.com/
- LinkedIn: https://www.linkedin.com/in/andrew-sieja

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Profile page: https://yespress.io/andrew-sieja
Published by YesPress — https://yespress.io
Last updated: 2026-10-10