# Doug Yeum

> Doug Yeum (Korean name Yeom Dong-hoon) is President and CEO of MegazoneCloud, one of Asia's largest cloud managed-service providers and a flagship AWS partner. An MIT-trained engineer, he spent years building Google Korea, ran AWS Korea, served as chief of staff to Andy Jassy, and then led AWS worldwide channels and alliances before taking the top job at MegazoneCloud. In 2025 he steered the company to a profitability turnaround on $1.16 billion in revenue and is now pushing an aggressive US expansion built around agentic AI, cloud security, and MegazoneCloud's own AIR and HALO platforms.

- **Role:** President and CEO at MegazoneCloud
- **Organizations:** MegazoneCloud, Amazon Web Services (former), Amazon (former), Google Korea (former), Xfiniti Korea (former), A.T. Kearney (former)
- **Nationality:** South Korean
- **Education:** B.S., Electrical Engineering and Computer Science, Massachusetts Institute of Technology
- **Known for:** Led MegazoneCloud to a full-year profitability turnaround in 2025 with $1.16 billion revenue, up 27.9% year over year, and $5.4 million net profit, Served as AWS global channel chief (Head of Worldwide Channels and Alliances), overseeing the Amazon Partner Network worldwide, Was chief of staff to Andy Jassy, who became CEO of AWS and later CEO of Amazon

## Career timeline

- **1996-1999** — Business analyst at Kearney (A.T. Kearney)
- **1999-2007** — Co-founder and CEO of Xfiniti Korea
- **~2011-2013** — General Manager / Managing Director, Google Korea
- **~2013-2017** — Managing Director, AWS Korea
- **~2017-2019** — Chief of staff to Andy Jassy (then CEO of AWS)
- **2019-2021** — Head of Worldwide Channels and Alliances, AWS (global channel chief)
- **2021-2024** — Go-to-market leader, Amazon
- **2025-Present** — President and CEO, MegazoneCloud

## Achievements

- Led MegazoneCloud to a full-year profitability turnaround in 2025 with $1.16 billion revenue, up 27.9% year over year, and $5.4 million net profit
- Served as AWS global channel chief (Head of Worldwide Channels and Alliances), overseeing the Amazon Partner Network worldwide
- Was chief of staff to Andy Jassy, who became CEO of AWS and later CEO of Amazon
- Built and ran AWS Korea as Managing Director
- Led Google Korea as its top country executive
- MegazoneCloud named AWS APJ Consulting Partner of the Year two years running under his leadership
- Directed MegazoneCloud's US expansion, opening a US headquarters in Rochester, New York with a target of 10x US revenue growth

## Latest updates

- **2026-02** — MegazoneCloud opens US headquarters at Willowbrook Office Park in Rochester, New York, planning up to 100 local hires by end of 2026, with Bob Moore as CEO of US operations.
- **2025-12** — At AWS re:Invent 2025 in Las Vegas, MegazoneCloud unveiled its 2026 US business plan, targeting 10x US revenue growth built on the Megazone AIR Studio AI platform and HALO security brand.
- **2026-02** — MegazoneCloud reports a profitability turnaround for 2025: $1.16 billion revenue (up 27.9% YoY) and $5.4 million net profit.

## Links

- Website: https://megazone.com
- LinkedIn: https://www.linkedin.com/in/dougyeum
- Twitter/X: https://twitter.com/dougyeum
- Facebook: https://facebook.com/megazonecloud/

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Profile page: https://yespress.io/doug-yeum
Published by YesPress — https://yespress.io
Last updated: 2026-07-01