Igonikon is a partner in the Templars’ Dispute Resolution and Tax Practices. She advises multinational and domestic clients on complex tax matters, including contentious tax assessments, regulatory compliance, and strategic tax structuring.
Igonikon is a consummate tax controversy expert who has significant experience representing clients in numerous bet-the-company tax disputes across diverse sectors and has successfully challenged substantial tax liabilities before tax authorities, courts and tribunals. She is recognised as a notable practitioner in tax controversy by ITR World Tax Firm Rankings.
Publications
Co-author of the Nigeria - Market Insights chapter in the Corporate Tax and Tax Controversy Law Guide , published 22 September 2026 , alongside Chibuike Ikefuna , Sesan Sulaiman and Oluyemi Adebo .
Co-author of the Nigeria chapter in the Arbitration Law Guide , published 26 April 2023 , alongside Konyinsola Osipitan and Sesan Sulaiman .