Meet the Team
The Gamuda Australia team brings together years of experience and a passion for innovation and excellence.

Our values
We also believe in creating a high-performance work culture that’s fair and welcoming to all.
We are all accountable for our results and must strive for excellence
We do what we say, live the values and lead by example
We are open to others’ views and opinions and aren’t afraid to discuss, resolve and move on
We actively work to break silos and work together across divisions
We strive to get the best out of our people and actively work with them on their development
Take Personal Ownership – we are all accountable for our results and must strive for excellence
Walk the Talk – we do what we say, live the values and lead by example
Adopt Open, Honest Communication – we are open to others’ view and opinions and are not afraid to discuss, resolve and move on
Demonstrate Real Teamwork – we actively work to break silos and work together across divisions
Develop Our People – we strive to get the best out of our people and actively work with them on their development
Take Personal Ownership – we are all accountable for our results and must strive for excellence
Walk the Talk – we do what we say, live the values and lead by example
Adopt Open, Honest Communication – we are open to others’ view and opinions and are not afraid to discuss, resolve and move on
Demonstrate Real Teamwork – we actively work to break silos and work together across divisions
Develop Our People – we strive to get the best out of our people and actively work with them on their development
Our senior team
Our senior team

With more than 30 years’ global experience in design and construction projects, Ewan has a strong track record in establishing new businesses and developing management teams. A graduate of Melbourne’s Monash University, he has led Gamuda Australia’s pioneer team since 2019.
“This is an exciting time to join Gamuda. We have hired a strong local team and will use our significant experience and balance sheet to contribute to the Australian infrastructure landscape.”
Yew-Weng YEE (Ewan)
Executive Director
Yew -Weng YEE (Ewan)
Executive Director
With more than 30 years’ global experience in design and construction projects, Ewan has a strong track record in establishing new businesses and developing management teams. A graduate of Melbourne’s Monash University, he has led Gamuda Australia’s pioneer team since 2019.
“This is an exciting time to join Gamuda. We have hired a strong local team and will use our significant experience and balance sheet to contribute to the Australian infrastructure landscape.”

Simon has extensive experience in Australia and overseas, working on major projects such as the Sydney Light Rail and Westfield White City in London.
“The people at Gamuda are engineers first and foremost and are all constantly thinking of the ways in which we can do things differently, more efficiently and ultimately better. The work that Gamuda has done across Asia and the Middle East would stand the test of any country in the world and we are here in Australia to form solid relationships with contractors, suppliers and other partners to begin working on major projects.”
Simon Hussey
Project Director
Brad is Gamuda’s Operations Director. He is tasked to build the team in Victoria and head the Operational start-up in New South Wales (NSW).
“I have been given a great opportunity to help build Gamuda’s team in Victoria and lead Operational start-up in NSW. Gamuda will be recognised as a leading contributor to the industry. The resources and talent within Gamuda mean it can offer an innovative and alternative solution for many of the future projects taking place here and across the other states.”
Brad Jackson
Operations Director
Sianne looks after everything related to our people, having begun her career in the mining industry before making the transition to manufacturing and then building & infrastructure.
“Gamuda is well-known for looking after its people and having a loyal team. It is a very large company which manages to retain its core family values at heart. Having the right company culture is critical - we strive to provide our people with a work environment where they can grow and succeed. Working with Gamuda can certainly provide this and more."
Sianne Bennett
Head of Human Resources
Richard has worked on major projects across Australia and around the world including the famous ANZAC Bridge in Sydney. He will head up Gamuda’s strategic operations in Australia and lead on major projects.
“Gamuda is in Australia for the long-haul, with a long-term strategy. For us, this involves selecting the right projects and partners as well as hiring good people to supplement the existing talent we already have.”
Richard Petaccia
Operations Manager
Tristan brings significant experience as both a commercial manager and legal practitioner, having worked on major mining, construction and infrastructure projects in Australia and international markets.
“I joined Gamuda because of the great success they have enjoyed in international markets. I’m interested in replicating that success here in Australia by helping to shape the business, culture and risk profile.”
Tristan Gerke
Legal and Commercial Manager
Jarred brings significant commercial and legal experience on major projects to the team.
“Gamuda is bringing a fresh perspective to the Australian construction industry and is leveraging its international experience to bring a world-class engineering offering to this market. The team has the vision and expertise necessary to succeed here and I'm looking forward to seeing what the future holds.”
Jarred Hardman
Commercial and Strategy Manager
Andy has almost 25 years’ experience in the industry and is originally from the UK but has spent the last 16 years in Australia working for tier one contractors.
“Gamuda is here to stay and with the help of the parent company in Malaysia, we now have the autonomy, platform and people to build the business in Australia and contribute to the industry for the long term.”
Andy Thompson
Construction Manager
Yew-Weng YEE (Ewan)
Executive Director
With more than 30 years’ global experience in design and construction projects, Ewan has a strong track record in establishing new businesses and developing management teams. A graduate of Melbourne’s Monash University, he has led Gamuda Australia’s pioneer team since 2019.
“This is an exciting time to join Gamuda. We have hired a strong local team and will use our significant experience and balance sheet to contribute to the Australian infrastructure landscape.”

Simon has extensive experience in Australia and overseas, working on major projects such as the Sydney Light Rail and Westfield White City in London.
“The people at Gamuda are engineers first and foremost and are all constantly thinking of the ways in which we can do things differently, more efficiently and ultimately better. The work that Gamuda has done across Asia and the Middle East would stand the test of any country in the world and we are here in Australia to form solid relationships with contractors, suppliers and other partners to begin working on major projects.”
Simon Hussey
Project Director
Brad is Gamuda’s Operations Director. He is tasked to build the team in Victoria and head the Operational start-up in New South Wales (NSW).
“I have been given a great opportunity to help build Gamuda’s team in Victoria and lead Operational start-up in NSW. Gamuda will be recognised as a leading contributor to the industry. The resources and talent within Gamuda mean it can offer an innovative and alternative solution for many of the future projects taking place here and across the other states.”
Brad Jackson
Operations Director
Sianne looks after everything related to our people, having begun her career in the mining industry before making the transition to manufacturing and then building & infrastructure.
“Gamuda is well-known for looking after its people and having a loyal team. It is a very large company which manages to retain its core family values at heart. Having the right company culture is critical - we strive to provide our people with a work environment where they can grow and succeed. Working with Gamuda can certainly provide this and more."
Sianne Bennett
Head of Human Resources
Richard has worked on major projects across Australia and around the world including the famous ANZAC Bridge in Sydney. He will head up Gamuda’s strategic operations in Australia and lead on major projects.
“Gamuda is in Australia for the long-haul, with a long-term strategy. For us, this involves selecting the right projects and partners as well as hiring good people to supplement the existing talent we already have.”
Richard Petaccia
Operations Manager
Tristan brings significant experience as both a commercial manager and legal practitioner, having worked on major mining, construction and infrastructure projects in Australia and international markets.
“I joined Gamuda because of the great success they have enjoyed in international markets. I’m interested in replicating that success here in Australia by helping to shape the business, culture and risk profile.”
Tristan Gerke
Legal and Commercial Manager
Jarred brings significant commercial and legal experience on major projects to the team.
“Gamuda is bringing a fresh perspective to the Australian construction industry and is leveraging its international experience to bring a world-class engineering offering to this market. The team has the vision and expertise necessary to succeed here and I'm looking forward to seeing what the future holds.”
Jarred Hardman
Commercial and Strategy Manager
Andy has almost 25 years’ experience in the industry and is originally from the UK but has spent the last 16 years in Australia working for tier one contractors.
“Gamuda is here to stay and with the help of the parent company in Malaysia, we now have the autonomy, platform and people to build the business in Australia and contribute to the industry for the long term.”
Andy Thompson
Construction Manager
Yee joined Gamuda in 2018 and has been working to establish the business in Australia.
“This is an exciting time to be part of Gamuda Australia. We have hired a strong local team and will use our significant experience and balance sheet to contribute to the Australian infrastructure landscape.”
Yew-Weng Yee (Ewan)
Executive Director
Simon has extensive experience in Australia and overseas, working on major projects such as the Sydney Light Rail and Westfield White City in London.
“The people at Gamuda are engineers first and foremost and are all constantly thinking of the ways in which we can do things differently, more efficiently and ultimately better. The work that Gamuda has done across Asia and the Middle East would stand the test of any country in the world and we are here in Australia to form solid relationships with contractors, suppliers and other partners to begin working on major projects.”
Simon Hussey
Project Director
Richard has worked on major projects across Australia and around the world including the famous ANZAC Bridge in Sydney. He will head up Gamuda’s strategic operations in Australia and lead on major projects.
“Gamuda is in Australia for the long-haul, with a long-term strategy. For us, this involves selecting the right projects and partners as well as hiring good people to supplement the existing talent we already have.”
Richard Petaccia
Operations ManagerSome of our people
Our people
-
Head of Health, Safety, Environment and Quality
Ben Kirkbride
Ben has nearly 20 years’ experience working in commercial construction and infrastructure, with 14 spent directly managing work health and safety. Ben will be responsible for Gamuda’s HSEQ functions in Australia, maintaining our reputation for safe, sustainable and quality project delivery.
“I’m excited to work for an innovative engineering business which believes in challenging the status quo, with a proven track record in delivering world-class infrastructure solutions.” -
Geotechnical Director, Gamuda Berhad
Dr Lean-Hock OOI
Dr Lean-Hock Ooi holds a PhD in geotechnical engineering from the University of Sydney. He has worked on Gamuda’s largest projects in Malaysia and is recognised as a leading professional in his field.
“Gamuda has been a magnificent platform for me to gain invaluable experience from the international projects I’ve been privileged to work on. The varied nature of the different engineering challenges, coupled with working with people across different cultures and countries, is what I enjoy the most.”
-
Business Development Manager
Mal Hiley
Mal brings more than 40 years of experience to Gamuda. He will be focusing on developing partnerships with the Australian community to facilitate training and industry participation.
“The capacity for growth here is huge and I know the whole team is committed to bringing Gamuda’s collaborative approach to working from Asia and the Middle East to Australia.”
-
Director – Tunnels
Gusztav Klados
Originally from Hungary, Gus is known as one of the leading global tunnel builders.
“I joined Gamuda almost two decades ago and was part of the team which pioneered the variable density and autonomous tunnel boring machines on the world-famous SMART tunnel project and the construction of the first MRT Line in Kuala Lumpur.” -
Pre-Contracts Technical Lead
Stephen Wrightson
Stephen has worked for head contractors in Australia for more than 14 years, with a focus on roads, rail and, more recently, tunnelling.
“I believe Gamuda can pioneer innovation and technology in the industry across Australia, as it has done overseas, while remaining cost-effective.”
-
Deputy Project Director
Hau-Wei NG
Hau-Wei has spent the last 19 years working for Gamuda as a tunnel engineer, manager and now director.
“Our tunnelling capabilities in manoeuvring difficult ground conditions has given birth to many engineering innovations, with the latest being the Autonomous Tunnel Boring Machine (A-TBM). I am excited to bring the same type of internationally recognised innovation to tunnelling projects in Australia that we have successfully pioneered overseas.”
-
Senior Commercial Manager
Andy LAU Chee Seng
Andy is one of Gamuda’s Senior Commercial Managers and has spent the last 28 years working for Gamuda after joining as a graduate.
“Australia is the fifth market I have worked in with Gamuda. Wherever we work in the world, we partner with local companies, we hire local team members, and we learn from the local market.”
-
Senior Design Manager
Raguraman Jayakumaran
Raguraman Jayakuraman is one of Gamuda Australia’s Senior Design Managers with more than 18 years’ experience in construction and design.
“Gamuda Australia has the same values as I experienced when I worked for them in Malaysia. There is a real belief within the team that we can offer something different to the Australian construction industry.”
-
Senior Project Engineer
Savannah Sang
Savannah has worked on major tunnelling and roads infrastructure projects across Australia.
“Gamuda provides an inclusive environment where your knowledge and contributions are valued and there are extensive opportunities to further your career. There is a clear vision for the future of Gamuda in Australia and I’m excited to be a key member of the team that will deliver world class construction projects here in Australia.”
-
Environment and Sustainability Manager
Hayley Young
Hayley brings experience from multiple operational environments including mining, rail, port and road infrastructure projects in regional and metropolitan Australia.
“I am excited to collaborate with Gamuda’s global network to benchmark sustainability metrics across the business, develop and implement proactive decarbonisation targets, and collectively push the boundaries for sustainable construction in Australia.”
-
Head of Health, Safety, Environment and Quality
Ben Kirkbride
Ben has nearly 20 years’ experience working in commercial construction and infrastructure, with 14 spent directly managing work health and safety. Ben will be responsible for Gamuda’s HSEQ functions in Australia, maintaining our reputation for safe, sustainable and quality project delivery.
“I’m excited to work for an innovative engineering business which believes in challenging the status quo, with a proven track record in delivering world-class infrastructure solutions.” -
Geotechnical Director, Gamuda Berhad
Dr Lean-Hock OOI
Dr Lean-Hock Ooi holds a PhD in geotechnical engineering from the University of Sydney. He has worked on Gamuda’s largest projects in Malaysia and is recognised as a leading professional in his field.
“Gamuda has been a magnificent platform for me to gain invaluable experience from the international projects I’ve been privileged to work on. The varied nature of the different engineering challenges, coupled with working with people across different cultures and countries, is what I enjoy the most.”
-
Business Development Manager
Mal Hiley
Mal brings more than 40 years of experience to Gamuda. He will be focusing on developing partnerships with the Australian community to facilitate training and industry participation.
“The capacity for growth here is huge and I know the whole team is committed to bringing Gamuda’s collaborative approach to working from Asia and the Middle East to Australia.”
-
Director – Tunnels
Gusztav Klados
Originally from Hungary, Gus is known as one of the leading global tunnel builders.
“I joined Gamuda almost two decades ago and was part of the team which pioneered the variable density and autonomous tunnel boring machines on the world-famous SMART tunnel project and the construction of the first MRT Line in Kuala Lumpur.” -
Pre-Contracts Technical Lead
Stephen Wrightson
Stephen has worked for head contractors in Australia for more than 14 years, with a focus on roads, rail and, more recently, tunnelling.
“I believe Gamuda can pioneer innovation and technology in the industry across Australia, as it has done overseas, while remaining cost-effective.”
-
Deputy Project Director
Hau-Wei NG
Hau-Wei has spent the last 19 years working for Gamuda as a tunnel engineer, manager and now director.
“Our tunnelling capabilities in manoeuvring difficult ground conditions has given birth to many engineering innovations, with the latest being the Autonomous Tunnel Boring Machine (A-TBM). I am excited to bring the same type of internationally recognised innovation to tunnelling projects in Australia that we have successfully pioneered overseas.”
-
Senior Commercial Manager
Andy LAU Chee Seng
Andy is one of Gamuda’s Senior Commercial Managers and has spent the last 28 years working for Gamuda after joining as a graduate.
“Australia is the fifth market I have worked in with Gamuda. Wherever we work in the world, we partner with local companies, we hire local team members, and we learn from the local market.”
-
Senior Design Manager
Raguraman Jayakumaran
Raguraman Jayakuraman is one of Gamuda Australia’s Senior Design Managers with more than 18 years’ experience in construction and design.
“Gamuda Australia has the same values as I experienced when I worked for them in Malaysia. There is a real belief within the team that we can offer something different to the Australian construction industry.”
-
Senior Project Engineer
Savannah Sang
Savannah has worked on major tunnelling and roads infrastructure projects across Australia.
“Gamuda provides an inclusive environment where your knowledge and contributions are valued and there are extensive opportunities to further your career. There is a clear vision for the future of Gamuda in Australia and I’m excited to be a key member of the team that will deliver world class construction projects here in Australia.”
-
Environment and Sustainability Manager
Hayley Young
Hayley brings experience from multiple operational environments including mining, rail, port and road infrastructure projects in regional and metropolitan Australia.
“I am excited to collaborate with Gamuda’s global network to benchmark sustainability metrics across the business, develop and implement proactive decarbonisation targets, and collectively push the boundaries for sustainable construction in Australia.”
-
Georgina Weinberg
Georgina has led national training and development functions for large organisations across several sectors, including infrastructure, mining, healthcare, and telecommunications.
“Gamuda has a genuine commitment to upskilling their people. There’s a great belief within the team that we can offer something unique in Australia, especially with the introduction of our world-class training initiatives like the establishment of the Tunnelling & Infrastructure Academy.”
-
Project Manager
Elaine KOH May Yong
Elaine has more than 20 years’ experience in civil engineering within the infrastructure and building sector, in both Malaysia and Australia.“I joined Gamuda as a graduate engineer. Having the opportunity to work on major infrastructure projects like the SMART Tunnel helped to form the notion in my mind that solutions must always be created for the good of the project - not just for the contractor or the client.”
-
Head of Health, Safety, Environment and Quality
Ben Kirkbride
Ben has nearly 20 years’ experience working in commercial construction and infrastructure, with 14 spent directly managing work health and safety. Ben will be responsible for Gamuda’s HSEQ functions in Australia, maintaining our reputation for safe, sustainable and quality project delivery.
“I’m excited to work for an innovative engineering business which believes in challenging the status quo, with a proven track record in delivering world-class infrastructure solutions.” -
Geotechnical Director, Gamuda Berhad
Dr Lean-Hock OOI
Dr Lean-Hock Ooi holds a PhD in geotechnical engineering from the University of Sydney. He has worked on Gamuda’s largest projects in Malaysia and is recognised as a leading professional in his field.“Gamuda has been a magnificent platform for me to gain invaluable experience from the international projects I’ve been privileged to work on. The varied nature of the different engineering challenges, coupled with working with people across different cultures and countries, is what I enjoy the most.”
-
Business Development Manager
Mal Hiley
Mal brings more than 40 years of experience to Gamuda. He will be focusing on developing partnerships with the Australian community to facilitate training and industry participation.“The capacity for growth here is huge and I know the whole team is committed to bringing Gamuda’s collaborative approach to working from Asia and the Middle East to Australia.”
-
Director – Tunnels
Gusztav Klados
Originally from Hungary, Gus is known as one of the leading global tunnel builders.
“I joined Gamuda almost two decades ago and was part of the team which pioneered the variable density and autonomous tunnel boring machines on the world-famous SMART tunnel project and the construction of the first MRT Line in Kuala Lumpur.” -
Pre-Contracts Technical Lead
Stephen Wrightson
Stephen has worked for head contractors in Australia for more than 14 years, with a focus on roads, rail and, more recently, tunnelling.“I believe Gamuda can pioneer innovation and technology in the industry across Australia, as it has done overseas, while remaining cost-effective.”
-
Deputy Project Director
Hau-Wei NG
Hau-Wei has spent the last 19 years working for Gamuda as a tunnel engineer, manager and now director.“Our tunnelling capabilities in manoeuvring difficult ground conditions has given birth to many engineering innovations, with the latest being the Autonomous Tunnel Boring Machine (A-TBM). I am excited to bring the same type of internationally recognised innovation to tunnelling projects in Australia that we have successfully pioneered overseas.”
-
Senior Commercial Manager
Andy LAU Chee Seng
Andy is one of Gamuda’s Senior Commercial Managers and has spent the last 28 years working for Gamuda after joining as a graduate.“Australia is the fifth market I have worked in with Gamuda. Wherever we work in the world, we partner with local companies, we hire local team members, and we learn from the local market.”
-
Senior Design Manager
Raguraman Jayakumaran
Raguraman Jayakuraman is one of Gamuda Australia’s Senior Design Managers with more than 18 years’ experience in construction and design.“Gamuda Australia has the same values as I experienced when I worked for them in Malaysia. There is a real belief within the team that we can offer something different to the Australian construction industry.”

Building for the future
Gamuda invests in the leaders of tomorrow with world-class training and professional development programs to equip our people with the necessary skills for success. Discover how Gamuda is supporting the next generation of engineering professionals.