Osayaba Giwa-Osagie

Giwa-Osagie & Co - Nigeria

Senior Partner


01-2790466 | 01-2703849

Highly regarded


Bar admissions:




Practice areas:


Osayaba is a Senior Partner of Giwa-Osagie & Co. He is an experienced litigator and also a Corporate/Commercial lawyer with experience spanning over 33 years. 

He has over the years advised several clients, both local and international clients on legal issues arising from various commercial transactions. His experience spans across core areas such as oil & gas, construction, public and private partnerships, project finance, corporate finance, regulatory compliance, aviation, banking, mergers & acquisition etc.

He has been involved in transactions arising from Oil and Gas projects in Nigeria. He has written several opinions on compliance with the Nigerian Oil and Gas Industry Content Development Act 2010. He advised on the first Gas supply Contract in Nigeria between Nigerian Gas Company and West African Portland Cement Company Plc.  He was also instrumental in drafting the first version of the Petroleum Industry Bill.

He 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 also been involved in high profile litigation and arbitration matters.

  • He is currently advising a Bank and an Insurance Company in Nigeria on the recapitalization of their shares.
  • He was appointed as a transaction Counsel to the Government of the United States of America and the United States Consulate in Nigeria in a real estate transaction. 
  • He was appointed as a Legal Consultant to the American International School of Lagos (AISL), Nigeria on the sale of its multi-million dollars 14.57 hectares of prime serviced development property in Lagos.
  • He was appointed as a local Counsel to Joule Processing LLC in respect of Seplat Sapele Integrated Gas Plant Project.
  • He was appointed as a local Solicitor to Visa Inc. in its acquisition of equity in Interswitch in Nigeria.

  • Banking
  • Capital markets: Debt
  • Capital markets: Equity
  • M&A
  • Private equity
  • Project finance

  • Aviation
  • Energy
  • Financial services
  • Food and beverage
  • Government and public policy
  • Insurance
  • Natural resources
  • Oil and gas
  • Real estate
  • Shipping
  • Tech and telecoms

  • Nigerian Bar Association
  • International Bar Association

  • Bachelor of Laws (LL. B), The University of Warwick, 1985
  • Barrister at Law (BL), Nigerian Law School, 1986