- Chairman, Asklaw Moon Group, Australia
- Chairman, InnovaMed, Australia
- President, Asklaw Moon(SangSang), Korea
- President, Asklaw Moon LLC, USA
- President, Asklaw Moon Patent & Law Firm, Korea
- Moon & Sun Patent Law Firm, Korea
- Motorola, Sydney, Australia
- Motorola, Arizona, USA
- Motorola, Guadalajara, Mexico
- Motorola, Seoul, Korea
- The Australian Chamber of Commerce in Korea (AUSTCHAM)
- Korea Business Leaders in Korea
Business Leaders Community in Korea (KBLA)