Nairobi's Trusted Tax & Accounting Firm

About Us

Your trusted partner in Tax, Accounting and Business Advisory Excellence.

APSIS Business Consulting Ltd

Apsis Business Consulting Limited is a dedicated accounting and tax consulting firm, providing comprehensive fiscal solutions for businesses across all sectors and industries. In an era of heightened regulatory scrutiny and advanced compliance demands from the Kenya Revenue Authority (KRA), we serve as your trusted partner to navigate complexity with confidence. We understand that your primary focus is on managing and developing your business. Our role is to handle the critical financial reporting and tax obligations that underpin your success — allowing you to concentrate on what you do best, secure in the knowledge that your fiscal matters are in expert hands.

Strength and Capabilities

At APSIS, we understand that complex financial challenges require specialized solutions. Our capability is rooted in our human resources — a dedicated team of professionals who are not just accountants, but specialists in their respective fields.

  • Taxation & Compliance: Navigating KRA regulations and ensuring full legal adherence.
  • Financial Reporting: Crafting compliant statutory accounts and insightful management reports.
  • Sector-Specific Finance: Applying deep knowledge of industries like manufacturing, retail, NGOs, and government.

Our Commitment & Values

Our Keys for Development

  • Desire for Excellence
  • Confidence Build-Up
  • Innovation
  • Teamwork

Our Core Values

  • Honesty
  • Transparency
  • Ethical Practice
  • Trust

Our Team

Domisiano Wainaina
Domisiano Wainaina

Domisiano Wainaina

Director & Lead Consultant

A seasoned finance and taxation professional with over 14 years of experience specializing in financial planning, modeling, and regulatory compliance. Expertise in driving fiscal strategy through investment appraisal, budgeting, and forecasting. Holds an MBA, a Bachelor of Arts from the University of Nairobi, and is a Certified Public Accountant (CPA-K).

Core Competencies
Financial Planning & Analysis (FP&A) Tax Strategy & Compliance Financial Modeling & Forecasting Investment Appraisal Budget Management Regulatory Reporting
Stephen Chege
Stephen Chege

Stephen Chege

Compliance & Business Advisory

A seasoned compliance expert and business advisor with over 15 years of post-qualification experience. As a Certified Public Accountant (CPA-K) and member of the Institute of Internal Auditors (IIA), he offers a wealth of expertise in business development, organizational development, and internal audit, honed in the financial services and public accounting sectors. Holds a Bachelor of Arts from the University of Nairobi and is currently pursuing an MBA in Strategic Management at JKUAT.

Core Competencies
Compliance Internal Audit Business Advisory Organizational Development Financial Services Risk Management
Mwenda Mwongera
Mwenda Mwongera

Mwenda Mwongera

Finance & Systems Lead

A seasoned finance and audit professional with over 13 years of experience, driving operational excellence in East Africa. He leads statutory audits, strategic planning, internal audits, and tax compliance, while designing training on bank reconciliation and advanced Excel. At APSIS, Mwongera spearheads scalable SaaS solutions for SMEs in Kenya, Uganda, Tanzania, Rwanda, and Zambia, developing automated workflows for bookkeeping, multi-currency reporting, and HR processes. Proficient in data analysis, process optimization, and regional regulations, he ensures audit-ready financial systems. An ICPAK member fluent in English and Swahili, he drives business growth and efficiency.

Core Competencies
Financial Systems Audits Tax SaaS Data Analysis Process Optimization