Lagos-based chartered accountants
Trusted audit, tax and advisory services for modern businesses
Abimbola Odusanya & Co. (A.O. & Co.) delivers professional accounting, taxation, insolvency, corporate management and consulting services to organizations across Nigeria.
Audit
Assurance and controls
Tax
Compliance and planning
Advisory
Business support

Senior-led delivery across audit, tax, accounting and advisory engagements.
9
Service lines
8
Industry groups
3
Client categories
Why work with us
Why Choose AO & Co.
We combine technical accounting discipline with practical commercial judgement for organizations that need dependable financial guidance.
Core Services
Focused audit, tax and advisory support for organizations that need reliable financial discipline.

Hands-on delivery
Practical support from planning to reporting
Engagement teams work closely with client records, management teams and regulatory requirements so reporting, compliance and advisory work stay clear and actionable.
Audit documentation and fieldwork
Tax filings and advisory notes
Management reporting support
Client communication and follow-up
Client sectors
Sectors We Serve
Sector-aware accounting, tax and advisory support for operational organizations across Nigeria.
Ready to strengthen your financial controls?
Speak with AO & Co. about audit, tax, accounting or advisory support for your organization.
