Abayomi Abiona is a graduate of Accounting and a fellow of the Institute of Chartered Accountants of Nigeria (ICAN), Chartered Institute of Taxation on Nigeria (CITN). He is ACCA IFRS Certified, and a certified member of Certified Information System Auditor (CISA).

He started his career in Sovereign Trust Company in 2002 as an account officer. He left to join the finance unit of Alcatel-Lucent Telecommunication Limited in 2003 as a Senior Finance Executive.

He was in charge of preparation of final accounts and managing of year end audit procedure. In addition he managed project reporting to the HQ in Paris.

He left as a Management Controller in 2008 to join the Internal Control Unit of Intercontinental Bank. He moved to the marketing unit of the bank in 2009.

He left the bank in 2010 to join the Strategy and Compliance unit of Troyka Holdings; a frontline Marketing Communications Company in Nigeria.

He currently heads the training unit of Climes and Associates, a Financial Services and Training firm. Yomi principally handles training sessions on International Financial Reporting Standards (IFRS), Financial Accounting, Taxation and Financial Management sessions.

He facilitates for other major training outfit in and outside Lagos. He has lead a few IFRS conversion exercises and also trained a few companies on IFRS position. Such companies include Law Union and Rock Insurance Plc., Greif Nigeria Plc., Subsea 7 Nigeria Limited, Federal Inland Revenue Services, Nigerian Television Authority etc.