Theo's practice is focused on commercial law. He is widely acknowledged as one of Nigeria's leading tax practitioners.

Bar Admissions
England & Wales; Nigeria; Ghana

Education
BSc (Mech. Eng.) Imperial College of Science & Technology, London, England 1979; MSc (Mech. Eng.) Imperial College of Science & Technology, London, England 1980; Dip. Law, The Inns of Court School of Law, London, England 1983; Barrister, of Gray's Inn, London 1983; BL (Nigeria) Barrister and Solicitor of the Supreme Court of Nigeria 1984; Ghana 2000.

Professional Associations

• American Bar Association
• International Bar Association
• International Trademark Association
• International Fiscal Association
  
• Lex Noir
• PTMG

He is a fellow of the Chartered Institute of Taxation of Nigeria, and was the Vice Chair of the Tax Law Review Committee of the Institute. Theo is an active member of the Section of Energy and Resources Law of the International Bar Association, the Section on Natural Resources and Energy Law of the American Bar Association, the UK Energy Lawyers Group, WIPO Arbitration and Mediation Centre, Institute of Intellectual Property Agents, International Trademark Association; Telecommunications Lawyers Association of Nigeria, African Telecommunications Think Tank. He is also a member of the Nigerian Society of Engineers, a member of the Advisory Board of the Institute for Energy Law of the Center for American and International Law, U. S. A. and the Honorary Secretary, Imperial College Alumni Association of Nigeria.

Seminars/ Presentation
He regularly advises on Nigerian companies income and petroleum profits tax issues, corporate structures, shareholder rights and other corporate governance issues and drafted several shareholders and joint venture agreements.
He has provided advice on privatization options and strategies for clients, reviewed business process and procedures for operating in the petroleum sector, led several due diligence reviews and advised on environmental matters and compensation issues after an oil spill.

Deputy Consultant Editor, Nigerian Tax Notes. Contributing Editor, Oil & Gas Law and Taxation Review (published by Sweet & Maxwell, London) and a member, Editorial Board of The Trademark Reporter (published by the International Trademark Association). He has published several articles on taxation and has presented papers at various seminars, workshops and conferences on taxation and other commercial law issues.