About Us
HLB Thailand is a leading accounting and advisory firm providing professional services in audit, tax, and business consulting. Based in Bangkok and Phuket, we support both local and international clients across a wide range of industries — from hospitality and real estate to manufacturing, healthcare, and technology.As part of the HLB International network, we bring together global insight with deep local expertise. Our team works closelywith decision-makers and top executives to deliver tailored, practical solutions that drive sustainable growth, ensurecompliance, and support long-term success in Thailand’s dynamic business environment.
Who We Are
HLB Thailand has a strong track record of serving both international and local clients, and today stands as one of the leading firms for Accounting, Audit & Assurance, and Business Advisory services in Thailand.
From our offices in Bangkok and Phuket, we work with businesses across a wide range of industries — including real estate, hospitality, manufacturing, healthcare, and technology. Our approach combines global standards with local understanding to deliver practical, tailored solutions that support long-term growth and compliance.
We are proud to be one of only 30 audit firms in Thailand approved by the Securities and Exchange Commission (SEC) to audit entities listed in Thailand’s capital markets.
Together We Make it Happen
Communication is the key for all industries. It makes things easier if both clients and associates are open-minded.
Sharing knowledge, understanding client’s goals is the success for us to close the deal with existing and new clients.
Our teams from accounting, auditing, tax, legal and advisory are experts in the fields that they serve in.
With a got to do attitude, each of our individual have overcome challenges and complete the task according to client’s expectation.
To ensure exceptional client service we provide the right environment for our people and the right people for our clients.
We employ experienced people and empower them to make a difference through top-class training, opportunities and rewards.
Leading with Vision: Marco Donzelli Named Accounting Leader of the Year
We are proud to share that Marco Donzelli, Global CEO of HLB, has been honoured with the prestigious Accounting Leader of the Year Award at the IAFA 2025 – International Accounting Forum & Awards in London.
This recognition celebrates Marco’s bold leadership and strategic foresight in driving innovation and growth across the HLB network. By looking beyond numbers and investing in transformative strategies, Marco has helped future-proof HLB in an evolving global landscape, inspiring teams to navigate challenges with resilience and purpose.
HLB was also recognised for its ESG excellence, receiving the ESG/Sustainability Initiative of the Year for its global commitment to responsible business practices and long-term impact.
Awards & Recognition
We are proud of the fact that our people have the highest commercial and technical skills and work to the highest ethical standards. HLB Thailand’s experience and expertise is demonstrated by its appointment as the exclusive Thailand correspondent to the prestigious International Tax Review.
In 2024, ITR World Tax rankings for Transfer Pricing announced that HLB Thailand have been ranked as one of the best performing TP firms forth years in a row and additionally we have been ranked “Notable Firm” in General Corporate Tax category by ITR’s 2025 World Tax.
HLB Thailand is recognised as one of the most reputable accounting firms in Thailand, serving international and local clients in a wide range of industries.
We are a member of HLB International, an award winning global network of independent advisory and accounting firms. HLB was named ‘Network of the Year’ at the 2024 Digital Accountancy Awards. The award recognises the network’s execution of profitable growth strategies, brand reputation and excellence in a number of key strategic and operational areas.
We aim to create more value for clients, afford greater learning opportunities for our people and deliver a positive impact on communities. HLB is the Official Supervisor of the region’s most exclusive and prestigious real estate awards programme, the PropertyGuru Asia Property Awards.
We are thrilled to announced that HLB network has won the CFI.co - Capital Finance International 2023 global award for Best Cross-Border Collaboration for Tax Solutions!
Our combination of local expertise and global capabilities, backed by an innovative mindset, was highly commended by the judging panel; “this provides an outstanding service to clients, and HLB’s top 10 accounting and advisory network global ranking is truly deserved”.
We're very proud of our culture of collaboration, client satisfaction and forward-thinking, bringing the very best of our global network to each of our service solutions, and thank all of our people for making this happen.
In today’s transformative times, organisations are having to redefine the way they work. For HLB, our entrepreneurial culture allows us to continuously adapt to change and be agile in a fast-moving world. Our early adoption of cloud accounting saw HLB Thailand named a finalist for the Asia Partner of the Year at #XeroAwards 2020: Asia.
Global Annual Review 2024
In 2024, our global combined revenue increased by 9% to a total of US$5.96bn across all service lines.
The HLB Global Annual Review not only reveals our network's performance in key areas over the past year, but also a multitude of absorbing stories about the people & teams who make it happen.
