About Us
OA is a Singapore based CPA firm with over 20 years of combined experiences. We believe in delivering value through a financial data driven and compliance focused approach. OA offers a full suite of professional services ranging from Audit and Assurance, Accounting and Outsourcing, Corporate Secretarial, Corporate and Individual tax and Business and Asset Valuation
Brand Story
The OA Logo is a symbol that is made up of a few significances.
The lighter blue depicts an “O”, and the darker blue an “A” that is made up of two strong pillars that signifies the strong collaboration between the Company (OA) and its trusted Clients.
Light blue symbolizes fluidity; flexibility and dark blue stands for profound stability.
With the company’s vision of being the distinguished brand that companies around the South-east Asian region look to partner with, the symbol reflects that of an “O” circling around “A”SEAN
The OA symbol is also a representation of the Chinese character — 亞（东盟）
Our Vision
Vision
Establish a reputation for elevating business by upholding a high standard of professional audit and accounting practices and refining our people with enriching experiences.
Mission
Assure our clients’ peace of mind by supporting them with comprehensive professional service while focusing on enhancing their business.
Our Values
Our Team
Alan Chang
Managing Director
T: +65 6914 1114
M: +65 8368 3945
M: +86 137 9987 1428
E: alan.chang@oa-assurance.com
Qualifications
- Fellow Member, CPA Australia
- Practising member and Chartered Accountant, Institute of Singapore Chartered Accountants
- Chartered Accountant, Malaysian Institute of Accountants
- Certified Public Accountant, Hong Kong Institute of Certified Public Accountants
- Member, ASEAN Chartered Professional Accountant
- Practising Management Consultant, Singapore Business Advisors and Consultants Council
Beverley Khoo
Audit Director
T: +65 6914 1118
T: +65 9386 0081
E: beverley.khoo@oa-assurance.com
Qualifications
- Member, CPA Australia
- Practicing member and Fellow Chartered Accountant, Institute of Singapore Chartered Accountants
It is Recognised By
Our Reach
