SIAO
- Company typePrivate
- Founded2005
- HeadquartersIkoyi, Nigeria
- Headcount101–250
- GTM typeB2B
- OfferingServices
SIAO firmographics
Firmographics- Name
- SIAO
- Website
- https://siao-ng.com
- Company type
- Private
- Founded year
- 2005
- Headcount range
- 101–250 employees
- Ownership category
- akta.pro rank
Where SIAO is headquartered
LocationHeadquarters
- HQ city
- Ikoyi
- HQ country
- Nigeria
- HQ region
- Africa
Markets served
SIAO business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Others
SIAO product offering
Product offeringCore offering
SIAO is a Nigeria-based professional services firm that provides accounting, tax preparation, financial reporting, business advisory, and human resource consulting services to clients. The firm supports organizations with statutory compliance, financial statement preparation, and people-related advisory needs.
Differentiator
Problem solved
Functional benefit
Products and services
- Accounting Services
- Tax Preparation
- Financial Reporting
- Business Advisory
- Human Resource Consulting HR advisory and consulting services supporting client organizations with people management, policy, and workforce-related matters.
Companies that use SIAO
Customer profileIdeal customer profiles1 record
SIAO technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
SIAO partnerships and signals
Strategic signalRecent moves1 record
SIAO competitors and assessment
Company assessmentDirect peers
- BDO: Global mid-tier accounting and advisory network with established Nigerian operations offering audit, tax, and advisory services to mid-market and large local clients. BDO is comparable to SIAO in service mix, Nigeria focus, and target segment.
- Grant Thornton: International accounting and advisory network with Nigerian operations serving mid-market and entrepreneurial clients with audit, tax, and advisory services. Similar scale and service breadth to SIAO in the Nigerian market.
- Mazars: International audit, tax, and advisory firm with Nigerian operations serving SMEs, mid-market companies, and large corporates. Comparable in service mix and target market to SIAO.
- RSM: Global mid-tier accounting and consulting network with Nigerian operations providing audit, tax, and consulting services to mid-market clients. Comparable in scale, services, and target customer to SIAO.
- Baker Tilly: International accounting and advisory network with Nigerian operations offering audit, tax, and consulting services. Similar tier and service portfolio to SIAO in Nigeria.
- Crowe Global: Global accounting network with Nigerian operations focused on audit, tax, and advisory services for mid-market clients. Comparable service offering and target market to SIAO.
- PKF Global: Global accounting network with Nigerian operations serving SMEs, mid-market clients, and family-owned businesses. Comparable in scale, services, and target market to SIAO.
Broad incumbents
- KPMG Nigeria: Big Four accounting firm with substantial Nigerian operations serving large corporates, multinationals, and government entities. While much larger than SIAO, KPMG is comparable in service offering across audit, tax, and advisory.
- PwC Nigeria: Big Four accounting firm with major Nigerian operations providing audit, tax, and advisory services. Comparable service portfolio to SIAO but operating at significantly larger scale and with greater global brand recognition.
- EY Nigeria: Big Four accounting firm with established Nigerian presence offering audit, tax, advisory, and consulting services. Comparable service breadth to SIAO but with significantly larger resources and global network.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat3 records
Key risks4 records
Key highlights4 records
Customer concentration
SIAO social profiles
Digital presenceSIAO financial estimates
Financial estimateRevenue estimate
Valuation estimate
SIAO leadership team
Management profileNumber of profiles
SIAO funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
SIAO M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about SIAO
What does SIAO do?
SIAO is a Nigeria-based professional services firm that provides accounting, tax preparation, financial reporting, business advisory, and human resource consulting services to clients. The firm supports organizations with statutory compliance, financial statement preparation, and people-related advisory needs.
When was SIAO founded?
SIAO was founded in 2005. It employs 101 to 250 people.
Where is SIAO based?
SIAO is headquartered in Ikoyi, Nigeria, in the Africa region.
Who are SIAO's main competitors?
Direct peers on record are BDO, Grant Thornton, Mazars, RSM, Baker Tilly, Crowe Global and PKF Global. Broad incumbents are KPMG Nigeria, PwC Nigeria and EY Nigeria.
Does SIAO have an API?
No public API is recorded for SIAO.