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Accounting Services Thailand

Accounting Services: Your Partner Accounting Firm in Thailand

In the ever-changing financial landscape of Thailand, having a trustworthy and competent accounting partner can be the difference between merely surviving and thriving. At AO, we provide a robust suite of Accounting Services designed to elevate your business to new heights. With a team of certified accountants, we offer unparalleled guidance in navigating both local and international accounting regulations.

Whether you need assistance with Management Accounting, Budgeting and Forecasting, or just banking assistance, we have a specialized service tailored to your unique needs. We invite you to explore each individual service within this category to learn how we can help you achieve financial stability and success.

Accounting Services Thailand

Accounting Services Thailand: Your Partner Accounting Firm in Thailand

Accounting Services Thailand

In the ever-changing financial landscape of Thailand, having a trustworthy and competent accounting partner can be the difference between merely surviving and thriving. At AO, we provide a robust suite of Accounting Services designed to elevate your business to new heights. With a team of certified accountants, we offer unparalleled guidance in navigating both local and international accounting regulations.

Whether you need assistance with Management Accounting, Budgeting and Forecasting, or just banking assistance, we have a specialized service tailored to your unique needs. We invite you to explore each individual service within this category to learn how we can help you achieve financial stability and success.

AO's Accounting Services

Why is AO different?

Your financial business partner in International Excellence and Local Mastery

Choosing the right Bangkok Accounting Firm and partner can be a mission critical decision for your business. With AO, you’re not just getting a service provider; you’re gaining a strategic partner committed to your long-term success. Here’s why we stand out from the crowd:

We bring more than 17 years of experience in the Thai market, offering unmatched local mastery backed by international standards of excellence. Our team of certified accountants, Thai Tax and legal experts provide you with accurate, timely, and strategic insights to drive your business forward.

Our services go beyond mere accounting and Thai Tax Services. We offer a full suite of business solutions, including legal services and international management consultancy. With AO, you get a one-stop-shop for all your business needs.

Every business is unique, and so are its challenges. At AO, we listen, analyze, and tailor our services to meet your specific needs, ensuring you get the best-fit solutions every time.

Clients That Trust AO

David V. MD Thailand of a global security business

We outsourced the finance function of our Thailand business to AO. We were very happy with all that the Company did for us, including all aspects of accounting, tax and group reporting, as well as liaising on our behalf with Thai authorities from time to time.

Patrick C. Director global chemical
Business

We appointed AO to assist with accounting and finance services when we started up. Your team was exactly what we needed in a new country: accurate, reliable, hands-on and proactive. We would sincerely recommend your team to any other company.

Alan S MD of an international offshore business

We needed accurate and professionally maintained accounts with monthly reporting for all our group companies. AO brought us up to date, and now the reports come on time every month. What more to say except great job and terrific management support

N.P. Managing Director of a leading law firm

We have been using AO’s service and found them extremely easy to work with. Their staff is well-trained, competent, reliable and proactive. Relying on AO’s expert financial advice allowed us to focus on growing our legal business.

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John Casella

Chief Executive Officer

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John has more than 30 years of professional experience in Accounting, and Thai Tax Services and business consulting for a wide range of companies and projects in South-East Asia and North America. He holds active licenses as both a Certified Public Accountant in the USA and a Chartered Professional Accountant in Canada. 

John joined AO in 2022, after building up a strong team at PKF and Baker Tilly where he was in charge of the accounting, tax advisory and corporate legal teams, as well as provision of integrated services to accounting and payroll clients. John first started working in Thailand in 1997 and spent 10 years in corporate advisory services. He began his career based in Canada as a financial auditor for Arthur Andersen.