Our People

Matthew Denholm (Matt) is a highly experienced land and engineering surveyor with more than 20 years in the profession. After completing a Bachelor of Geomatics at the University of Tasmania, specialising in surveying, he worked across Tasmania and mainland Australia on major infrastructure projects. He later advanced into cadastral surveying and land development, becoming a Registered Land Surveyor with strong capabilities in town planning and project management.

Matt joined PDA in 2014, became a Principal and Executive Director in 2017, and was appointed Managing Director in 2025. He also serves as the company’s Chief Remote Pilot, overseeing PDA’s aerial survey operations, and is a current board member of the Tasmanian Land Surveyors Accreditation Board.

With extensive expertise spanning cadastral and engineering surveying, laser scanning, industrial metrology, terrestrial and aerial photogrammetry, and aerial LiDAR surveys, Matt is widely recognised for his technical capability. He also brings significant experience in town planning and the management of land and building development projects. As principal surveyor and project director on numerous major developments, he is known for delivering exceptional service and maintaining rigorous quality assurance for clients.

Respected across the profession, Matt is a well rounded leader committed to applying his broad experience and innovative approach to support PDA’s continued delivery of high quality surveying, civil engineering, and town planning services for the benefit of our clients and Tasmania.

Adrian is an experienced Land Surveyor with over 20 years of experience in a range of surveying. Adrian gained his Registration as a Land Surveyor in 2008 and is a member of the Tasmanian Land Surveyors Accreditation Board. Adrian has been a Director of PDA since 2013 of both Burnie and Devonport offices. Adrian has experience on large scale rural subdivisions through to multi lot residential subdivisions. He also has experience in engineering surveying and has been involved in major projects at the Burnie Port including the Burnie Optimisation Project and Toll Ramp replacement. Adrian also has experience in mine surveying offering support to mining companies to complete large above ground projects.

Through the years land development has changed and Adrian has the experience and capabilities to adapt to the changes offering clients professional advice on their respective developments in particular subdivision. Subdivision has become more difficult over time and Adrian is able to assist in the pathway to obtain positive outcomes.

He is honest and one of the few professionals on the Northwest Coast capable of providing support from commencement to completion of a subdivision.

After graduating in 1997 from the University of Tasmania Hugh worked throughout mainland Australia on major infrastructure projects specialising in gas and water pipe line construction. Hugh commenced with PDA Surveyors in 2001 and was registered as a Land Surveyor in September 2007. Hugh became a Director of PDA Surveyors in July 2008 and has had over 15 years’ experience undertaking cadastral and engineering surveys of all types and sizes, with a particular focus on industrial and alignment surveys.

Hugh works from both the Hobart and Huonville offices, providing a local point of contact for clients based in the Huon Valley and further south.

Hugh has been on the board of the Spatial Science Institute and subsequent Surveying and Spatial Science Institute from 2007-2012 including terms as Regional Chair, Treasurer and a National Director. Hugh is also a member of the Institute of Surveyors Tasmania and is has given guest lecturers at the University of Tasmania.

Mark Westerberg has over 25 years of post-qualification engineering experience and is our Engineering Director for the state and has been since 2021.

Mark is a Registered Chartered Professional Civil Engineer with Engineers Australia, holding a Master’s Degree in Environmental Management, Bachelor’s Degree in Civil Engineering.

Mark is a highly skilled and experienced Professional Engineer with extensive work experience in the public and private sector ranging from the conception, through to the implementation of all civil related projects.

He has been involved in PDA’s engineering projects statewide since joining in 2019. He supervises engineering staff in all facets of the project life cycle and has primarily been involved in the design, documentation, contract administration and supervision of subdivisions. His experience also includes the operation and maintenance of municipal infrastructure.

Anthony was welcomed to the Board of Directors in 2024, after having been employed with PDA for over 20 years.

Ant has an Advanced Diploma in Survey and Mapping and is a passionate, committed and experienced engineering surveyor with diverse experience in conducting, collaborating and managing various forms of field and office survey practices.

Anthony has more than 20 years’ experience in the surveying industry with extensive exposure to engineering surveying, working in the construction, civil, architectural, structural, heavy Industrial, private and commercial fields.

Ant’s most notable project to date has been the development of the Parliament Square building in Salamanca.

David has over 10 years industry experience, holding his Diploma in Project Management.
Having been with PDA for over 5 years he has worked on a variety of civil projects responsible for detail and setout surveys throughout the north of the state. David’s skillsets allow him to manage multiple projects with a variety of multidisciplinary factor, incorporating staff delegation, subcontract and client relations, finances and ensuring that the project is delivered to or exceeds client expectations.

After migrating to Australia from Northern Ireland with his family, John started his teenage years in Tasmania and went on to complete a Bachelor of Geomatics at the University of Tasmanian, before gaining initial industry experience in North Queensland. He first joined PDA in 2009 and under the guidance of Brain Rollins, Alan Hudson and Adrian Eberhardt, he progressed through and finalised the examination process to gain accreditation as a Registered Land Surveyor in 2014. Over his time at PDA, in the northwest, John has gained experience across a broad spectrum of industries and clientele, whilst building reliable relationships with aligned local professionals.

John continues to work across most aspects of the business and enjoys assisting in the day-to-day management of the northwest offices and development of junior staff.
Having grown up as part of a farming family, he still enjoys the opportunity to undertake projects in and relating to the agricultural sector. Like most of his peers he shares an appetite for the outdoors and likes to undertake rural and regional work when possible.

Luke is a senior civil designer and project manager. He has in-depth knowledge of pavement, earthworks and underground services design. Having over 22 years of experience dealing with civil design, project and contract management and supervision of civil projects.
He has a comprehensive knowledge of municipally and state government standards, subdivision guidelines, stormwater ordinances and TasWater regulations and design.
Luke is skilled in handling and executing complex construction projects within timeline. He is at ease with staff programming and management as well as client/contractor relation and communication at any level.

Luke now works in our Launceston office as Division Manager and is a Senior Associate of the company.

Michael joined PDA Surveyors Hobart Office in 2014 after working on large scale construction projects on the mainland states of Australia. Michael graduated from the University of Tasmania in 2008 with a degree in Surveying and Spatial Sciences.
In 2016 Michael returned to the north west coast for the opening of the PDA Devonport Office and like a part of the furniture has been there ever since. Michael has progressed to be the Devonport Division Manager and a Senior Associate of PDA.

Michael has wide experience in all types of surveys including cadastral, engineering, detail and Strata surveys. He has a particular passion of laser scanning and large-scale construction projects.

Away from the confines of work Michael has a passion for Tasmania’s natural places, peak bagging, growing chillis to spicy for him to eat and can put on a mean BBQ.

Allan has a Graduate Diploma of Environmental Planning, a Bachelor of Applied Science – Marine Environment and a Masters in Planning.

Allan joined our Launceston PDA team in 2020 and has since worked on various projects such as boundary adjustments, subdivisions, minor amendments, infrastructure and warehouse developments.

Brady is a Registered Land Surveyor who graduated from UTAS in 2009 with a Batchelor of Geomatics and began working with PDA. Brady received accreditation from the Land Surveyors Accreditation Board in 2019 and has held his certification as a Registered Land Surveyor since. In that time, Brady has worked from both the Hobart and Kingston offices and his versatile abilities allowed him to work on a wide range of projects.
Brady was raised in Huonville and Dover with deep family roots and a strong knowledge of all areas within the Huon municipality. Brady began managing our Huonville office in 2021 and is proud to be providing his local community with professional services.
From assisting with small private developments to large scale, high demand projects to liaising with the council or your Solicitor, Brady is well equipped to assist and very approachable.

Chris Hall is a highly skilled Senior Surveyor, with a Bachelor of Applied Science (Surveying) with Honours 1st Class, working towards his registration.

Chris works within our Hobart branch his area of expertise is within the construction, engineering and cadastral surveying fields. Having been with PDA since 2018, he has managed an array of projects, most notably, the ongoing MONA development and Derwent Entertainment Centre redevelopment.

Chris skills lie in project management, CAD drafting and modelling, mining and tunnelling works, laser scanning, and strata and land development.

Matthew Mayer is a highly skilled drafter and designer and has been in the industry for 17 years. In the last 8 years he has been predominantly focusing on civil engineering and construction while also adapting to other areas as required.

Matthew commenced with our Burnie branch in 2020 and has since experienced with a wide range of projects overlapping many different sectors including but not limited to; health, subdivisions and municipal design, rail and road infrastructure.

Matt holds a Bachelor Surveying & Spatial Science and Diploma in Land Surveying, becoming a Registered Surveyor in 2023. He now is our Kingston Office Manager with over 8 years of industry experience. His most notable major project to date has been the Spring Farm subdivision at Kingston

Outside of work, Matt has an avid interest in all sports particularly, AFL, cricket and golf.

With over fifteen years of diverse experience in surveying across both the military and private sectors, Mick Snelders has established himself as a leader in the field of civil construction surveying. Mick has been with PDA Surveyors, Engineers, and Planners for over 6 years, and is a Senior Surveyor within our Walter Surveys division, working from the Hobart office. In this role, Mick excels in managing complex surveying projects, ensuring data accuracy, and providing expert guidance to project engineers.

His career spans notable contributions to major infrastructure projects throughout Tasmania, including the Hobart Airport Interchange and, more recently, the Lake King William Tunnel project as part of Hydro Tasmania's Tarraleah Upgrade Works. Mick's expertise is rooted in a strong foundation of GIS and surveying applications, along with advanced skills in construction machine control.

Mick's military background as a surveyor for the Australian Army allowed him to hone his leadership skills and technical acumen, participating in significant projects across Australia, Papua New Guinea, Afghanistan and even Antarctica. He is recognized for his adaptability, problem-solving capabilities, and ability to balance client needs with project requirements.
Mick has completed studies through the University of Southern Queensland and is a member of Surveyors Australia.

Nick has worked in construction surveying since 2015 and is now a Senior Surveyor in our Walter Surveys division, based from our Hobart office.
Nick completed a Bachelor of Surveying and Spatial Science degree at the University of Tasmania and is a Certified Engineering Surveyor with Surveyors Australia. Nick has extensive experience with machine guidance, construction setout, as-constructed quantity and compliance surveys, also using a broad variety of survey instruments and techniques.

Nick has a strong interest in supplying quality survey and services and is a competent project manager. He has worked on and managed surveys for a number of major projects including Midland Highway upgrades, Southern Highlands Irrigation Scheme, Melrose Dam, Cattle Hill Windfarm and most recently preliminary works on the Hydro Tasmania Tarraleah Scheme redevelopment at Lake King William.

Roderick is a Registered Chartered Professional Senior Civil Engineer with Engineers Australia, holding a Bachelor’s Degrees in Civil Engineering and Physical Sciences as well as a Graduate Certificate in Catchment Hydrology.

Roderick has been practicing as a civil engineer since 1999 in South Africa, Ireland, Mozambique and Australia in a variety of infrastructure projects, including concrete buildings, sewer and water system, tunnels, roads and stormwater. His current focus is stormwater management and flood modelling. He is a member of Engineers Australia and working towards chartered membership. He is proficient in German and has a working knowledge of French and Portuguese.