Our people

Our group delivers professional quality to earn the trust and loyalty of our clients. We pledge to provide our clients with professional service and expert advice. It is our goal to become your most reliable partner by providing outstanding service to your organization.

Alan Chang
Managing Director

Mr Alan Chang is the founder and Managing Director of OA International Group of Companies. Mr Chang has more than 20 years of external and internal audit experience working throughout Singapore and Malaysia with International audit firms.

Mr Chang is familiar with Singapore, Malaysia and IFRS GAAP. He has experience in assisting companies going for initial public offering in Singapore and Hong Kong Exchanges.

His industries experience include Fintech, mining, manufacturing, property development, investment holding, retail, logistic and startups. Some of Alan’s clients include listed companies and private companies in Singapore and Hong Kong with operations in China, Malaysia, Indonesia, Thailand, Vietnam, United States, Russia, Dubai, Belgium and India.

Mr Chang often conduct courses and seminars on topic relating to “Doing Business in Singapore” for various events in China, India, Taiwan and Singapore.

Alan is also an independent director to a company listed on Singapore stock exchange serving as Audit Committee members. Alan is a Chartered Accountant of Singapore (Practicing Member, ISCA) and Malaysia (MIA), CPA Australia (Fellow) and Hong Kong and ASEAN Chartered Professional Accountant. 

+65 6914 1114
Beverley Khoo
Audit Director

Beverley has more than 10 years of external audit experience working in Singapore, with 4 years in an International Audit Firm and 6 years in a local firm. She has performed numerous assignments in various industries such as manufacturing, property development, investment holding, retail, trading, and event management.

Her experience includes auditing listed companies in Singapore, multinational corporations, small and medium companies and companies in specialised industries like law firms and pawnshops.  Most of Beverley’s clients are private companies in Singapore, and companies with operations in China, Malaysia, Vietnam, Thailand, Indonesia and Japan.

+65 6914 1118
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Lawrence Liew
Manager, Corporate Secretarial

Mr Lawrence Liew is the Manager of OA Corporate Services Pte Ltd, a wholly-owned subsidiary of OA International Holdings. Mr Liew has more than 5 years of experience in providing corporate secretarial services to clients in jurisdictions like Singapore, Malaysia, Hong Kong, Australia and offshore islands. 

He is skilled at helping clients for outsourced corporate services and experienced in onboarding clients for their investment, operations and compliance in Singapore.

Lawrence is a Chartered Secretary and a member of ICSA Singapore

+65 6914 1117
Yikxin Chong
Assistant Manager, Tax Services

Yik Xin has more than 6 years of tax compliance and advisory experience dealing with both businesses and individuals' tax of Singapore and Malaysia. 

Her competency in this field are as follows (but not limited to):
- Compliant with up to date Singapore Income Tax Act and IRAS rulings and regulations.
- Experience in withholding tax compliance for Companies and Certificate of Residence application.
- Experience in handling individual tax compliance for local and expatriates.

Her portfolio of corporate tax compliance clients includes listed company, small and medium entities such as retail, management service provider, jewellery, food and beverages, manufacturing, investment holding, shipping, clinic and virtual school.

Yik Xin is an Accredited Tax Professional (Income Tax, IRAS), ATTS Tax Specialist of SIATP.


+65 6914 1116
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