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  Basic Information - Jeon, Mansu
- Tel : 02-2188-1011
- Fax : 02-2188-1091
- E-mail :  
Business area

- Antitrust & Competition
- Constitutional Law/Legislative
- Information Technology
- Start-up
- Tax
  Educational History Younghoon High School (2nd)
Korea University, College of Law (LL.B., 1977)
  Career Awarded a member recognition of small and venture corporations (Seoul bar association) (2003)
Admitted to bar, Korea (1984), 16th Judicial Research & Training Institute(1987)
Seoul Association of Certified Public Tax Accountants (1996-present)
Legal council for small business and venture companies at Seoul Bar Association (2002-present)
Local Tax Reduction Advisory Committee in Seoul, Gangnam Disctrict (2004-present)
National Tax Evaluation Committee, NTS Samsung District office
  Business case
- Obtained unconstitutional decision from the Constitutional Court regarding the Land Excess-Profits Tax Act (Decision of Constitutional Court, 1994.7.29. 92 헌바 49, 92 헌바52)

- Legal advisory, various litigation for Hotel Lotte Corporation, Ltd. Hotel Lotte Busan, Kolon Corporation, Daehan Synthetic Fiber Co., Sunkyung Industries Co., Ltd., cases related to tax and stocks of Hyundai Group, etc.

- On behalf of Seoul Mobile Telecommunication Co., Ltd., he has taken the case of the corporate tax which was lost at first trial of the administrative court. He led to the victory in the second and the third trial. Supreme Court 2004두 13660호, Seoul High Court 2003누17650호, Seoul Administrative Court 2003구합8463호

- Deceptive action cases of Korea Credit Guarantee Fund, Seoul Guarantee Insurance, Kookmin(KB) Bank, etc.

-2011다72516호 case (He has taken the case that was lost at the first, and the first trial was canceled in the second appeal. The Supreme Court ordered as a second judgment)

- Advised several companies related to fair trade and carried out various litigation