Our ambition at RBA (Rosemont Business Asia) : help our clients grow their businesses or companies through corporate services


About Us

We stay on the cutting edge of legislations of various jurisdictions so that you don’t have to. We provide corporate services to ease your administrative burdens, regardless if you are an individual or a corporate entity, a multinational corporation or an SME.

RBA (Rosemont Business Asia) has been providing all-rounded multi-disciplinary services to our clients. Our growth has established offices in Singapore, Hong Kong, Vietnam and Thailand.

At RBA (Rosemont Business Asia), we believe in growing your businesses. With the help of our team of multilingual accountants, solicitors, and corporate advisors, we are a one-stop shop dedicated to providing you with a full spectrum of business advisory, accounting, tax and employment services.

Regional Coverage

Accredited Experts

Local Knowledge

Our Approach


Every collaboration with our clients is individually defined. We seek to understand everything about their business in order to tailor our services to their needs. From getting to know them, to what they value, to where they want to go next, we interact with our clients on daily basis in order to constantly adapt our services to their needs.


We value our clients as business partners. Every project is completed with devotion, from strategy to execution. We help organizations both local and international identify with the best approach to overcome challenges that comes with sustaining a business.    

Local Experts

All of us at RBA (Rosemont Business Asia) believe in providing the best of our expertise. We are a company of multi-national and multilingual individuals. We passionately believe that our combined knowledge and experience will benefit our clients.

We are located in Hong-Kong, Vietnam, Thailand, and Singapore.


We are committed in complying with all applicable international laws wherever we do business. To uphold trust and transparency, we are obliged to meet the highest ethical standards of business ethics and integrity. Open and honest communication is what we stand for, without compromising any ability for businesses to meet sustainable growth.

Our Corporate Services


Business oriented, Client focused

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We provide advice on current and future business prospects for growth in our client’s businesses or companies. We help to execute their business ideas, be it in the formation of a sole proprietorship or an incorporation of a company. Read more.


Local knowledge, Global reach

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Meticulous tax planning can be effectively managed by our team of tax specialists. Rosemont’s Accredited Tax Practitioners are professionally trained and recognised in Asia and Europe to provide our clients with a full range of taxation advisory service. Read more.


Business oriented, Client focused

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Our professionals are committed to understanding our clients’ requirements. What seems like an ordinary financial statement can be seconded with our strategic business advice to develop key management decisions. Read more.


Local knowledge, Global reach

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The legal aspects of employment differ for each region and country. Leave the complexities of the legal aspects in human resource and administrative areas to us. Read more.

Our Team

Pierre Vanrenterghem

Pierre Vanrenterghem

General Manager

Raphael Beaudrey

Raphael Beaudrey

Country Manager, Hong Kong

Julien Tran

Julien Tran

Country Manager, Vietnam

Vincent Birot

Vincent Birot

Country Manager Thailand

Our Offices


96 Robinson Road, #11-04 SIF Building,
Singapore 068899, Singapore



Unit 1904-5, 135 Bonham Strand Trade Centre,
135 Bonham Strand, Sheung Wan, Hong Kong

Ho Chi Minh City

Level 8, TMS Building
172 Hai Ba Trung
Da Kao Ward
D1, Ho Chi Minh City




UBC2 Building, 20th Floor, 591 Sukhumvit Road, Wattana, Bangkok 10110, Thailand


Get in touch

RBA believes in long-lasting and trust-based partnerships with its clients.

Contact us for and let’s start to see how we can help you.

We currently have offices in Hong-Kong, Vietnam, Thailand, and Singapore.