Osayaba Giwa-Osagie (SAN)

Senior Partner

Top Commercial lawyer in Nigeria


  • Aviation
  • Banking
  • Capital Market and Securities
  • Corporate Governance
  • Energy and Natural Resources
  • Foreign Investment
  • Project Finance
  • Oil and Gas
  • Mergers and Acquisitions
  • Real Estate
  • Telecommunications and Information Technology
  • Tax


Mr. Osayaba Giwa-Osagie is the senior and founding Partner of the firm. He has appeared before all superior courts of record in Nigeria. He has represented parties as counsel in courts and advised clients on legal issues arising from commercial transactions.


He is an experienced litigator and also a corporate and commercial lawyer with experience spanning over 30 years. He has been appointed as consultant to state governments, local and international companies.


He was given the Honorable Attorney General of the Federation’s fiat to prosecute on his behalf at the Failed Bank’s Tribunal. He also instituted the first legal action in Nigeria on behalf of the Securities and Exchange Commission (SEC) against stockbrokers and investment houses trading on the floors of the Nigerian Stock Exchange without being registered with SEC.


He has been involved in transactions arising from Oil and Gas projects in Nigeria. He has advised both local and foreign companies and has written several opinions on compliance with the Nigerian Oil and Gas Industry Content Development Act 2010.


He has also been involved in the mining sector. He has advised on construction and mining projects in Nigeria and advised clients on commercial agreements for mining operations such as exploration agreements and joint venture agreements.


The Chambers Global International in its 2007 edition described Mr. Osayaba Giwa-Osagie as follows:

Clients value Osayaba Giwa-Osagie’s first- rate connections, ‘he possesses a good standing in Nigeria and can call on an introduction when required, which you need in this market. Plus he makes you feel like you’re in Nigeria even if you are thousands of miles away’……..thoughtful, thorough and highly personable attorney who would be an excellent lawyer in any country…..”


He is the Honorary Legal Adviser, Nigeria-South Africa Chamber of Commerce and a director in some foreign owned companies.




  • Bachelor of Laws (LL.B) Hons. University of Warwick, Coventry, England
  • Nigerian Law School, Lagos, Nigeria – Barrister at Law (B.L.)
  • Notary Public, Supreme Court of Nigeria


  • Nigerian Bar Association (NBA)
  • International Bar Association
  • African Private Equity and Venture Capital Association
  • Mackrell International



  • “The Legal Nature of Bonds in Commercial Transactions in Nigeria” published in the Without Prejudice Journal 2015.
  • “Financing Options in the Oil and Gas Sector in Nigeria” published in the Journal of Energy and Resources Law 2015.
  • Co-author on Nigeria Chapter on Libel (Slander) Carter-Ruck on Libel and Privacy Edition.
  • “The Appropriate Legal and Fiscal Framework for Exploration and Mining”, published at the National Mining Policy Dialogue, Conference and Exhibition held by the Federal Ministry of Solid Minerals Development in collaboration with the World Bank in Abuja, Nigeria in July, 2004.
  • “Doing Business in the Oil and Gas Industry in Nigeria, a bird’s eye view”.