About BTG International
We deliver millions of savings to clients
We specialise in self-funded tax solutions and strategies designed to help businesses maximise savings and achieve tax best practices. Boost your cash flow with our tax recovery services, achieve excellence with our advisory expertise, and self-fund your tax transformation.
Our award-winning team comprises indirect tax specialists with extensive expertise across tax technical, operational, accounting, and forensic disciplines. With decades of experience gained from senior roles in Big 4 accounting firms, investment banks, and multinational corporations, our team combines unparalleled knowledge with best-in-class technology to deliver exceptional results.
Whether you’re a global enterprise or small/medium business, BTG International is your trusted partner in optimizing business tax performance and unlocking significant savings.
Founded with a vision to revolutionise indirect tax services, BTG International has grown to serve prestigious companies in Australia and around the world. Over the years, we’ve built a reputation for delivering outstanding results with our clients.
At BTG International, we operate with integrity, acting honestly, transparently, and ethically in everything we do. We are dedicated to delivering exceptional value to our clients through innovative solutions, relentless quality, and a commitment to excellence. We empower our team to succeed while redefining what’s possible in business tax solutions.
At BTG International, our mission is to empower businesses with innovative, self-funded tax solutions that maximize savings, ensure compliance, and drive measurable success.
The Story of BTG International, From Vision to Industry Leader
Establishment
Client Success
Award-Winning Services
Meet the Leaders Behind BTG International
NABIL CHAMMAS
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
TEAM MEMBER 1
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
TEAM MEMBER 2
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
TEAM MEMBER 3
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
TEAM MEMBER 4
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
TEAM MEMBER 5
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
TEAM MEMBER 6
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
TEAM MEMBER 7
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
TEAM MEMBER 8
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
TEAM MEMBER 8
Nabil is the Chief Executive Officer of BTG International and leads a team of senior tax and finance professionals. He is passionate about transforming indirect tax practices by unlocking savings, process improvement and governance solutions.
Career highlights
- Managed the Australian indirect tax reporting function for Australia’s leading investment bank, with Assets Under Management of $737 billion. During his time at the investment bank, Nabil led projects in London, Hong Kong, New Zealand, USA and India.
- Led the largest indirect tax outsourcing projects at the time, for a Big 4 accounting firm.
- Established the indirect tax practice for a Big 4 accounting firm, in Western Sydney.
- Restructured indirect tax practices of leading ASX-listed and multinational companies, realising significant savings and long-term process change.
External board/committee positions
NSW Business Chamber – Senior Committee Member
Lebanese International Finance Executives (LIFE) – Committee Member (Australia)
Affiliation Member
Chartered Accountants Australia and New Zealand
Why Partner with BTG International?
Our award-winning self-funded transformation services provide businesses with a smarter, cost-effective way to achieve indirect tax best practice.
Uncover hidden savings, improve cash flow, and optimise tax performance—all on a contingency basis.
Ensure compliance and readiness for ATO reviews with robust processes and expert representation.
We provide clear, practical advice tailored to the evolving needs of businesses of all sizes.
Our services are customised to align with each client’s specific needs and goals, ensuring relevant and effective solutions.
Hear Success Stories from Our Satisfied Clients
“We have engaged the services of BTG across various entities and each time have achieved a great result. The team are easy to work with and very knowledgeable in their respective subject matters.”
“BTG’s key advantage is the high level of assurance they provide, and the significant learnings and insights to be had from their unique transaction-level analysis. BTG’s multi-disciplinary team brings unique insights to the data and personalisation to the work. It is all Win/Win.”
“The BTG team invest the time to get to know you, your team, your systems, and processes, and work with you to develop the best way to work together to achieve your outcomes and objectives. They work in an efficient manner and within tight timeframes, are always a phone call away and are supportive every step of the way.”
“BTG recently performed a thorough indirect tax review of the Group’s past 4 years of supplier payments. This involved a vast quantity of work, which the BTG team completed in good time and to a high quality. BTG’s expertise in this area meant their feedback was well-informed and their process improvements will benefit the Group. Overall, the service provided by BTG represented fantastic value for money and I would recommend them to any organisation who wants to understand how much unclaimed GST they can recover.”
“We had the challenge of scrutiny from the ATO into our indirect taxes plus the desire to adopt “best practice” within our business divisions. We engaged Nabil and the team from BTG to review our practises and implement improvements as required to be best in class. This has resulted in GST recoveries, a Board endorsed assurance program and an enhanced finance team. BTG’s ability to deliver timely & professional services to our business was the most pleasing aspect of our BTG engagement.”
“BTG have been invaluable in providing subject matter and current industry insight into the development of our new suite of Micro-credentialed learning. The team at BTG not only possess a broad range of tax knowledge and capabilities, but their specialisation in indirect tax, recovery and assurance have taken our content to the next level in terms of contemporary best practice. Their experience across diverse sectors and within large advisory functions has been key to ensuring that our new programme is fit for shaping future tax professionals. I would have no hesitation in recommending Nabil and the team to those looking for a real injection of insight, best practice and value from this exciting new tax practice.”
“We have worked with Nabil and the BTG team on a couple of projects and have developed a great professional relationship with them. Our business has benefited from their meticulous and patient approach, and I can highly recommend BTG’s services.”
“BTG undertook a 4 year review of our GST compliance to identify any issues and assist in improving our internal review processes. They were very professional, detailed and responsive while being ‘light touch’ from our perspective. I have no hesitation in recommending them.”
“BTG has provided us with valuable indirect tax services. The team is switched on, professional, friendly, and invested the time in getting to know us, our systems, and processes. This enabled them to be light touch and produce amazing outcomes. I highly recommend using the BTG team, they have been an asset to our Business.”
Get in Touch with BTG International
Ensure your business taxes are expertly managed. Reach out today.