A. Bright Sun Coffee Company Limited ( Sales Manager & Share Holder)( 1992-2013)
榮陽咖啡有限公司 (營業經理兼持股人) ( 1992-2013)
B. Hei Kee (HK) Coffee Company Limited Sales Manager (1999-2001)
香記(香港)咖啡有限公司 營業經理 (1999-2001)
C. Aloha Coffee Company Limited ( Sales & Marketing Manager,& Director) (2001-2009)
置友咖啡有限公司 (營業及市場拓展經理兼董事) (2001-2009)
D. Honalulu Coffee Limited (Assistant Manager) (2003-2006)
檀香山咖啡有限 (公司副經理) (2003-2006)
E. Aloha Coffee Company Limited (Instructor of professional barista) (2003-2009)
置友咖啡有限公司 (專業咖啡課程導師) (2003-2009)
F. AccinoCoffee Company Limited ( General Manager) (2009-present)
壹鮮濃咖啡有限公司 (總經理) (2009-present)
1. Reachfuture (Instructor of opening coffee shop) (2004-2009)
創未來專才發展中心 (咖啡店開業課程導師) (2004-2009)
2. Coffee Connoisseurs Association (Vice Chairman) (2005-2010)
香港咖啡品評師協會 (副會長) (2005-2010)
3. Accino Coffee Company Limited (Coffee cultivate chief inspector) (2009-present)
壹鮮濃咖啡培訓總監 (2009-present)
4. City & Guilds (Trainer & Internal Verifier) (International Award in Barista Skills)
(2009–present)
國際咖啡調配師技巧資格 (課程導師及內部考證) (2009-present)
5. VTC Training Tutor (2017)
香港職業訓練局訓練導師 (2017)
6. City & Guilds (Trainer & Assessor)(International Award in Barista Skills) (2011-present)
國際咖啡調配師技巧資格 (課程導師及評審) (2011-present)
7. Internal Verifier and Assessor of City & Guilds International Award in Barista Skills of University of Macau ( 2011-present)
獲澳門大學邀請擔任國際咖啡調配師課程導師及評審 ( 2011-present)
8. SCA Authorised Trainer (from 2014)
歐洲精品咖啡協會訓練講師 (自2014年)
9. SCA Certified Professional Level Grinding and Brewing
歐洲精品咖啡協會專業研磨與萃取認證考官
10. SCA Certified Intermediate Level Roasting
歐洲精品咖啡協會烘焙認證考官
11. SCA Certified Foundation Sensory
歐洲精品咖啡協會杯測認證考官
12. Guangzhou Toplus Coffee Latte Arts Advisory (2014)
廣州托拍斯咖啡拉花杯評委 (2014)
13. FOOD & HOTEL Vietnam Barista Judging Advisory (2017)
越南 FOOD & HOTEL 評判 (2017)
14. Silicon Stone (Trainer & Internal Verifier) (International Award in Barista Skills)
(2018)
國際咖啡調配師技巧資格 (課程導師及內部考證) (2018)
15.Silicon Stone (Trainer & Assessor)(International Award in Barista Skills) (2018)
國際咖啡調配師技巧資格 (課程導師及評審) (2018)