Denen is a seasoned legal practitioner with two (2) decades of legal practice experience. He is a thorough professional, an ardent negotiator, a corporate governance expert and has the flair for deal structuring and closing complex transactions, closed transactions over the years from public private partnership projects, development of engineering infrastructure, telecommunications infrastructure, real estate development and many more. He has vast experience and understanding of business / company management in general, having served as company secretary to a number of organizations, his expertise also spreads through the construction and infrastructure sector, the telecommunications and technology sectors, dispute resolution, mergers and acquisition, corporate and commercial law, sports laws, and real estate.
Denen is a Notary Public of the Supreme Court of Nigeria.

He is a Member, Nigerian Bar Association (NBA); Member, African Bar Association; Member, International Dispute Resolution Institute (IDRI); Member, International Bar Association (IBA); Member, Institute of Management Specialist, United Kingdom; Member, Institute of Construction Industry Arbitrators.

Denen is:

• Member of the Ethics Committee, Federation International de Automobile (FIA), 2023 –
• Member, Building Committee Nigerian Association of Chambers of Commerce, Industry, Mines and Agriculture (NACCIMA), 2023 – and was
• previously Vice-Chair of the Appeals’ Committee, Nigerian Football Federation: (Member 2014 -2016; Vice Chair: 2016 – 2022)
• Member, NBA Abuja Branch Committee on Continuing Legal Education 2023, including others past membership of Welfare and Building Committees of the Nigerian Bar Association, Abuja Branch.