More on our People
Learn more about our people.
Peter Karantonis
Managing Director
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Masters of Engineering Science (Acoustics), UNSW (2010)
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Bachelor of Engineering (Mechanical), UTS (1988)
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Project Management (Engineering), UNSW (2010)
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Chartered Professional Engineer (CPEng)
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Registered Professional Engineer Queensland (RPEQ)
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National Engineering Register (NER)
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Asia Pacific Economic Co-operation Engineering (APEC) Engineering Register
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IntPE(Aus) Register
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Member of the Australian Acoustical Society (MAAS)
- Environmental Expert Training Course, 2008 - EIANZ
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Industrial Noise Policy Course, 2000 - NSW EPA
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Vibration Diagnostics, 1993 - Bently Nevada
Peter Karantonis is a Managing Director of Renzo Tonin & Associates and is a professional engineer with over 33 years of experience in acoustic consulting.
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Peter achieved his Bachelor of Mechanical Engineering in 1988 from the University of Technology Sydney and his Masters in Engineering Science (Acoustics) in 2010 from the University of NSW. Peter has guest lectured final year engineering and masters students at University of New South Wales and Sydney University and has taught short courses on acoustics to TAFE students and Industry. He has also lectured acoustics part-time to architectural degree students at the Oceanic Polytechnic Institute of Education, Melbourne. Peter was also a design mentor in the Professional Experience Program at the School of Design Studies at University of NSW in 2003-4.
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His fields of special competence include environmental impact assessments, large infrastructure projects, transportation noise (road, rail and aircraft), industrial noise, construction noise & vibration, occupational noise, structural vibration, acoustic research & development, architectural acoustics, building mechanical services and expert representation in legal cases.
Conrad Weber
Director (NSW)
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Bachelor of Engineering (Mech - Hons), UNSW (1998)
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Fellow of the Institution of Engineers Australia (FAAS)
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Member of the Australian Acoustical Society (MAAS)
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Chartered Professional Engineer (CPEng)
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Registered Professional Engineer Queensland (RPEQ)
Conrad Weber is an Director of Renzo Tonin & Associates and is a professional engineer with over 23 years of experience in acoustic consulting.
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Conrad's fields of special competence include the environmental impact assessment of large infrastructure projects (road and rail), construction noise & vibration, occupational noise, structural vibration, the design of cost effective mitigation measures, project management, stakeholder consultation and data acquisition systems.
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His project experience includes the measurement, assessment and control of noise and vibration emissions from a wide range of sources and investigations of the response of structures and building occupants to those emissions.
Michael Chung
Director (NSW)
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Doctor of Philosophy (Engineering) - UTS (2005)
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Bachelor of Engineering (Mechanical) - UTS (2000)
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Diploma of Engineering Practice - UTS (2000)
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Member of the Institution of Engineers Australia (MIEAus)
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Member of the Australian Acoustical Society (MAAS)
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Member of the Society of Acoustics Singapore
Michael Chung is a Director of Renzo Tonin & Associates and is a professional engineer with 21 years of experience in acoustic consulting.
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Michael achieved his Bachelor of Mechanical Engineering in 2000 from the University of Technology, Sydney. His undergraduate thesis involved research into the dynamic characteristics of an internal combustion engine.
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Michael also completed his PhD in 2005 under a scholarship awarded by the University of Technology, Sydney and Ventracor Ltd through an Australian Research Council (ARC) grant. His PhD research involved the dynamic analysis of an artificial heart pump.
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Michael has been involved with a range of acoustical projects. His responsibilities include environmental noise & vibration calculations and computer modelling, providing advice on the control of noise and vibration. He has successfully project managed or assisted on various projects.
Michael Gange
Director (NSW)
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Bachelor of Engineering (Mechanical, First Class Honours), UTS (1999)
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Member of the Australian Acoustical Society (MAAS)
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Member of the Institution of Engineers Australia (MIEAust)
Michael Gange is a Director of Renzo Tonin & Associates and is a professional engineer with over 22 years of experience in acoustic consulting.
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During his professional career Michael has been involved with a diverse range of acoustical projects. His fields of special competence include large transport infrastructure projects, road traffic noise and pavements, environmental impact assessments, construction noise and vibration, building mechanical services and electrical substations.
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His role as Director includes responsibilities such as delivery of large infrastructure projects, tender bids, client liaison, and staff management.
Michael achieved his Bachelor of Mechanical Engineering (Hons) in 1999 from University of Technology, Sydney.
Paul Johnson
Director (QLD)
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Bachelor of Engineering (Mechanical), UNSW
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Member of the Institute of Engineers Australia (MIEAust)
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Member of the Australian Acoustical Society (MAAS)
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Registered Professional Engineer Queensland (RPEQ)
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National Engineering Register (NER)
Paul Johnson is a Director of Renzo Tonin & Associates and is a professional engineer with over 29 years of experience in acoustic consulting.
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Paul's field of special competence include environmental noise impact assessments, architectural acoustics, building services, BCA issues, large infrastructure projects, transportation noise (road, rail and aircraft), industrial noise, construction noise and vibration, occupational noise, structural vibration, acoustic research & development, and representation in legal cases.
Nicholas Peters
Director (VIC)
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Registered Professional Engineer (Victoria)
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Chartered Professional Engineer Engineers Australia
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Member of the Australian Acoustical Society and Engineers Australia
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Bachelor of Engineering (Mechanical) with Honours
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AAAC Diploma of Acoustics
Nicholas Peters is a Director of Renzo Tonin & Associates.
With more than 18 years experience in the field, Nicholas manages the VIC team to deliver a diverse range of acoustic projects; working closely with our clients to identify practical and cost effective noise mitigation and management strategies.
Renzo Tonin
Senior Consultant
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Ph.D. (Mech Eng), B.Sc (Hons.), University of Adelaide
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Fellow Engineers Australia
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Fellow Australian Acoustical Society (FAAS)
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Member Acoustical Society of America
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NPER, RPEQ
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Approved signatory for NATA accredited activities
Dr. Tonin's belief that high technology acoustics and dynamics engineering should form part of every day consulting has found acceptance with many clients. This is reflected in a strong company growth rate from private practice in November 1982 to one of the largest consulting companies specialising in acoustics engineering today.
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His sponsored studies encompass such diverse activities as radio and TV studios, commercial buildings, ships, motor vehicles, trains, industrial complexes, power stations, product development, material handling plant, machines health monitoring, coal washeries, public buildings and auditoria.
His special interest is in the use of computer technology to solve problems in the fields of acoustics and dynamics.
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He is a contributing author to the book "Environmental Modelling" which is a publication designed to bring together current expertise on modelling of the environment using computer based techniques.
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His doctorial thesis addressed the use of laser 3D holography for the study of vibration. A distinguished international journal honoured his work in this field by presenting one of his papers as a featured article.
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His sponsored studies include the following; Industrial noise, construction noise & vibration, occupational noise, structural vibration, acoustic research & development, architectural acoustics, building mechanical services and expert representation in legal cases.
David Lee
Associate Director (Singapore)
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Bachelor of Engineering (Hons) Electroacoustics, University of Salford, UK
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Member of the Australian Acoustical Society (MAAS)
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Member of the Institute of Acoustics UK
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Member of the Society of Acoustics Singapore
David Lee is our Associate Director in Singapore, and leads the team across the South East Asia region. David has over 20 years experience in Noise and Vibration including Audio Visual experience. With David’s expertise and many years of demonstrated capability, David has the knowledge and technical resources to successfully lead a wide range of projects.
He has extensive project work experience within Europe, Australia and South East Asia. His project experience includes commercial, residential, educational, healthcare, hospitality, industrial, occupational and various environmental developments.
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Dena Alnashie
Associate Director (Kuwait)
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Bachelor of Engineering (Civil), University of Sydney, Australia (1995)
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Board Member, CAAR (Council of Australian Arab Relations), DFAT Australia
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Member, Kuwait Society of Engineers
Dena Alnashie is our Director in Kuwait, leading the team across the Gulf region. With over 29 years of experience in noise and vibration consulting, Dena brings extensive expertise in traffic noise intrusion, mechanical and hydraulic acoustic design, and compliance with BCA standards.
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Dena’s comprehensive knowledge and proven capabilities ensure the successful delivery of projects across the GCC, including iconic developments like Al-Asima Tower and Reem Island Mall, UAE.
Mattia Tabacchi
Associate Director (NSW)
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Master in Acoustic Engineering, University of Technology of Madrid (2010)
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Master in Environmental Engineering, University of Trento (2009)
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Bachelor of Engineering (Environmental), University of Trento (2006)
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Member of the Institution of Engineers, Australia
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Member of the Australian Acoustical Society
Mattia Tabacchi is an Associate Director and Team Leader of the Construction Team at Renzo Tonin & Associates, with over 15 years of expertise in environmental and building acoustics. He has led major infrastructure projects in Australia, such as Sydney Metro, WestConnex, and Melbourne Metro, working closely with construction joint ventures and government agencies.
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Mattia also has extensive experience in building acoustics, including noise impact assessments for commercial and industrial premises. As an active member of the NSW committee of the Australian Acoustical Society, he contributes to membership approvals, grants, and conference organisation.
Thomas Taylor
Associate Director (NSW)
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Bachelor of Engineering - Civil (Hons), University of New South Wales (2000)
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Bachelor of Law, University of New South Wales (2000)
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Member, Australian Acoustical Society
Thomas Taylor is an Associate Director and Team Leader of the Building Acoustics Team at Renzo Tonin & Associates, bringing over 15 years of expertise in acoustics consulting.
His background spans a wide range of sectors, including transportation, commercial, educational, medical, and residential developments. With a dual degree in Civil Engineering and Law, Thomas is skilled in managing complex acoustical challenges, from noise and vibration control to compliance and legal representation.
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Thomas’s extensive experience includes managing noise and vibration impacts for major infrastructure projects, as well as advising on acoustic design for high-profile developments such as hospitals, aged care facilities, schools, and commercial fit-outs.