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    Who we are


Aba Ogunsola & Associates, now AO&A Audit and AO&A Consult, was established in 1983 primarily to provide first class professional accountancy and auditing services to discerning clients.

Our mission statement remains:       "Excellence in all we do"


 Where we are

We are headquartered at our own custom built four level facility in the serene area of Ikeja, G.R.A., in Lagos, with branch offices in major Nigerian cities and the West African sub region. 


  Team Work

At AO&A we attempt to shape the future through a timeless pursuit of knowledge using tested methods. A well focused team consisting of the best talents available and operating out of a structured and conducive environment, translates into a well positioned organisation capable of providing cutting edge professional services to our clients.

    Managing Partner

Our Managing Partner is Mr. Segun Ogunsola. An Economist and Fellow of the Institute of Chartered Accountants of Nigeria, he is also an affiliate member of the Institute of Internal Auditors, UK. He attended the University of Ife and had his professional training in Coopers and Lybrand. He has in line with our commitment to developing employee capabilities at all levels attended courses locally and abroad including Southern Methodist University Texas and Columbia University in New York.

   Our Corporate Citizenship

To be a successful business, while remaining relevant within the community, we must reach beyond our customers and act as "agents of change" within the society.

We are amongst others

  • Member Firm, Institute of Chartered Accountants of Nigeria
  • Founding Member Business Club Ikeja
  • Member Nigeria-British Chamber of Commerce
  • Partners with Oxbridge College in providing accounting orientation for A-Level students.
  • Member Nigerian Institute for Training and Development
  • Member Jhi Worldwide

    Our Strategic Alliances

As part of our strategy of synergising our resources and competences with industry leading companies all over the world, we have alliances with the following organisations:

  • Sage Software Inc, U.S.A (Best Overall Non-Profit Accounting Software)   
  • Earth Consult Services. (Environmental Managers and Analysts)
  • Claims & Compensations Assessors
  • Management Audit, UK (Internal Audit and Corporate Governance)


AO&A Audit and AO&A Consult. Tel: + 234 (01) 4938135 - 6. Fax: + 234 (01) 4938137