Government, Community and Public Asset Valuation and Advisory
Helping Governments and their Agencies Invest in Our Communities
Determining the value of community and public assets is vital for financial reporting, or as you explore options for investing in or improving the community around you. Our team dedicates itself to helping you make informed decisions about your public assets and infrastructures including government buildings, educational/institutional complexes, roads, airports, air and subterranean rights, marinas, seabed, golf courses, railways, port complexes, and many other assets. With public and private sector property expertise and cutting-edge technology solutions, we can help you build, plan, and manage your community and public asset portfolios.

Our Coverage
We have a team of more than 500 local valuers providing coverage across 98% of Australia’s postcodes. Our experts have local knowledge of public and private sector assets to support community investments.

Our Technology
Our technology enhances the valuation process for everyone involved with customisable, automated workflows and centralised systems to access, manage, and deliver your reports.

Our Process
We integrate innovation into every step of our process from ordering a valuation to receiving your final report. Our seamless valuation experience combines the human expertise of our valuers and the efficiency of our technology.
Community and Public Asset Property Services
Our Community Asset Expertise

Robert Tot
General Manager - Government & Advisory / General Manager – NZ

Chris Mitrothanasis
Senior Director – Government & Advisory (NSW, QLD, NT & WA)

Dan Hill
Senior Director

Stephen Davey
Senior Director

Will Reynolds
Director Technical Services

Duncan Cameron
Director - Specialised & Advisory

Glenn Boyd
Director Specialised & Advisory
![Headshot of John O'Grady [C]](https://opteonsolutions.com/hubfs/Bundy%20Images/John%20OGrady.jpg)
John O'Grady [C]
Director - Specialised and Advisory

Matt Morton
Director - Regional Commercial & Agribusiness

Ray Codalonga
Director - Specialised & Advisory

Bill Kassaras
Associate Director

Bill Wright
Associate Director

Kylie Pryse-Jones
Associate Director

Mark Garroway
Associate Director

Chris Star
Senior Valuer

Paul Hagarty
Senior Valuer

Kirsten Hennessy
Certified Practising Valuer

May Tan
Certified Practising Valuer

Stephen Smyth
Certified Practising Valuer

William Dean
Managing Valuer

Bret Taylor
Managing Director

Greg Mason
Director - Specialised & Advisory

Martin Tremain
Director

Stuart Prowse
Director

Vincent Graham
Director

Robert Tot
Robert is an accomplished property executive and qualified valuer with over 20 years’ experience in the property industry, specialising in Computer Assisted Mass Appraisal (CAMA). In 2018 Robert was appointed General Manager Government and CAMA at Opteon, overseeing Government mass valuation/appraisal and CAMA Systems.
Robert has a high technical aptitude and has been instrumental in the inception, development and taking to market a next generation Valuation Software platform under the Cubetec Technology brand, a fully owned subsidiary of Opteon. This division also provides CAMA Systems and support across Australia and New Zealand.
During his service at Opteon, Robert has also served as a Board Director, Director Platforms and General Manager of Government Services. Before joining Opteon, Robert held executive positions in local government and management roles at Savills.
Robert is also fluent in four languages and has a high level of information systems and technology knowledge and skills.

Chris Mitrothanasis
Areas of Expertise
- Market Value Assessments
- Banking and Finance Valuations
- Financial Reporting – Australian Accounting Standards
- Matrimonial and Family Court Valuations
- Taxation (Stamp Duty, Capital Gains & GST)
- Replacement Insurance Value Assessments
- Compensation Assessments – Just Terms Compensation Act 1991
- Market Assessments – Development & Divestment
Industry Experience
Chris Mitrothanasis currently leads Opteon’s Government services teams in NSW, QLD, NT and WA as Senior Director – Government & Advisory.
With over 22 years’ experience within the valuation industry, Chris has brought a wealth of experience and knowledge to Opteon. He is a Fellow of the Australian Property Institute, a sitting member of the API NSW State Committee, a Certified Practicing Valuer and has completed a Bachelor of Commerce (Land Economics) Degree at the University of Western Sydney.
Chris is accredited within Opteon as a specialist childcare valuer whilst also an expert in the residential and mixed-use development sector. Chris is also a recognised valuer on behalf of the Australian Property Institute, where he is commissioned to undertake Commercial and Industrial rental determinations.
Formal Qualifications
- Certified Practising Valuer
- Fellow of the Australian Property Institute (API Member No. 69131)
- Bachelor of Commerce (Land Economics) Degree - University of Western Sydney

Dan Hill
Areas of Expertise
- Commercial valuations
- Valuations for financiers
- Asset valuations for financial reporting
- Rental advice and valuations
- Pre-sale and pre-purchase advice
- Office buildings including $100M campus development and prime CBD buildings
- Shopping Centres
- Institutional grade industrial assets
- Government valuations
Industry Experience
Dan started his valuation career valuing residential property, before moving to the Commercial Division of Opteon (Western Australia) in 2009. In 2014, Dan became a Director and Equity Partner of Opteon (Western Australia), the firm’s youngest-ever equity partner. In conjunction with six other partners, he was responsible for managing 65 staff, ensuring business plan and budget targets were met in areas including staff management, business development and financial analysis.
In 2017, following Opteon’s national integration, Dan was appointed Regional Director – Commercial and Agriculture, leading a team of 25 valuers across Western Australia.
He prepares valuation reports for key clients for finance purposes, acquisition and disposal, negotiation and strategic advice, as well as managing the day-to-day activities of his team, and their ongoing training and development
Daniel is committed to his own professional excellence and that of his team.
Formal Qualifications
- Bachelor of Commerce – Majoring in Property and Finance (Curtin University)
- Post Graduate Certificate of Property Valuation
- Associate Member of the Australian Property Institute
- Licensed Valuer in the State of Western Australia License No. 44361

Stephen Davey
Areas of Expertise
- Government valuations – rating and taxing
- Asset valuations for financial reporting purposes
- Commercial, industrial office and retail property
- Compensation assessments
- Rental valuations
- Prestige residential
- Rural lifestyle
- Rural land
- Urban growth boundary property
Industry Experience
Steve has over 14 years’ experience as a valuer and has been employed by Opteon (Victoria) for 12 years. He commenced is career practising predominantly in the Geelong and South West Victoria and in 2015 became the General Manager for all Government valuations for the north and south west of Victoria.
Further to this, Steve was appointed as Director Mass Valuations at Opteon, where in this role as Director, Steve undertakes a range of valuations including rating and taxing, acquisition compensation and market valuations across all of Australia and New Zealand.
Steve is a sitting member of the API Victoria State Committee.
Formal Qualifications
- Associate of the Australian Property Institute
- Certified Practising Valuer
- Bachelor of Business (Property)

Will Reynolds
Areas of Expertise
- Commercial and hospitality property valuation
- Complex agribusiness valuations
- Rental assessments and arbitrations
- Feasibility studies of development projects
- Property consulting including analysis of procurement and disposal options
- Business management
Industry Experience
William has in excess of 25 years’ experience as a Commercial Property Valuer working for multi-national accounting and valuation businesses, a period of employment with the Commonwealth of Australia (Australian Property Group), Colliers International, and with Opteon (and its predecessors) since 2000.
William is proud to have served on the Australian Valuation and Property Standards Board and was actively involved in the maintenance and writing of Valuation Standards and Guidance Notes for the Australian Property Institute (API). From 2017-19 William served as the Chair of the Tasmanian Committee of the API.
Major properties William has valued include the Commonwealth Government Centre; the Australian Taxation Office Building; the Henry Jones IXL Development (Sullivans Cove); Freycinet Lodge; Strahan Village; and major industrial facilities. Other assignments include the valuation of portfolios for various State Government Departments (State Growth, Treasury, Health and Police) and private sector corporations.
William specialises in intensive agribusiness/aquaculture and marine assets, and waterfront tourism resorts.
William has previously held company Director positions within professional service businesses managing a State-wide business with approximately 50 staff, and has experience in business management and corporate governance.
In July 2020 William was awarded the prestigious Royal Institute of Chartered Surveyors (RICS) Property Professional of the Year Award in recognition of his contributions to the property industry in Australia.
Formal Qualifications
- Bachelor of Business (Land Economy)
- Fellow of the Australian Property Institute
- Certified Practising Valuer
- Certificate of Compliance with the Australian Property Institute Continuing Professional Development Program

Duncan Cameron
Areas of Expertise
- Commercial, retail, and industrial valuations
- Residential development project valuations (i.e., residential subdivisions, englobo land, built form developments)
- Specialised and trading properties (i.e., hotels, motels, taverns / licensed premises, lifestyle (retirement) villages, caravan parks, childcare centres, accommodation resorts, service stations etc.)
- Rental Determinations
- Compensation
- Expert Witness in property disputes in the District Court, Supreme Court, Federal Court, Family Law Court and State Administrative Tribunal
Industry Experience
Duncan joined Knight Frank in 1984, initially working in their Commercial Property Management Department before transferring to the Project Management Department and then finally to the Valuation Department, leading to professional licensing in 1988. In 1991 Duncan worked with the East Perth Redevelopment Authority as their property officer then moved in 1993 to Hooker Corporate’s (Perth) Valuation Department as Senior Valuer.
Duncan joined Opteon (Western Australia) (formerly Christie Whyte Moore) in 1994 as a Senior Valuer and was elevated to a Director of the firm in January 1999. During subsequent years Duncan has continuously remained as Commercial Department Director of Opteon’s Perth based practice, overseeing, and undertaking a wide variety of Specialised and Development Valuations throughout Perth and Western Australia.
Formal Qualifications
- Fellow of the Australian Property Institute (Admitted 1998) (API Member No: 64637)
- Associate Member of the Australian Property Institute (Admitted 1988)
- Certified Practising Valuer
- Licensed Valuer (Western Australia) No. 497
- Bachelor of Business (Valuation & Land Economy) – Curtin University WA
- Bachelor of Science (UWA)

Glenn Boyd
Areas of Expertise
- Commercial Property Valuations (Office, Industrial, Retail Asset Classes etc.)
- Mortgage Security Valuations
- Service Stations, Car Washes & Fast-Food Outlets
- Medical Related premises
- Industrial and Commercial subdivisions
- Corporate Real Estate
- Rental Valuations and Determinations
Industry Experience
Glenn has 20 years’ industry experience and is employed as a valuer by Opteon as Director – Specialised & Advisory within the Commercial Department. He has previously held Valuation and Advisory Director roles in leading international and local commercial real estate agencies. Glenn has expertise in the valuation of commercial, industrial and retail property. He provides advice to major lending institutions, corporate and private clients for mortgage, financial reporting, acquisition, disposal and consulting purposes. Glenn has considerable experience in Rental Valuations and Determinations. Glenn joined Opteon in 2013.
Formal Qualifications
- Associate Member of the Australian Property Institute (API Member No. 62692)
- Member Royal Institute of Chartered Surveyors (MRICS)
- Bachelor of Business (Property) with Distinction, RMIT 1998
- Certified Practising Valuer (CPV)
- Certified Property Practitioner (CPP)
- API Accredited Specialist Retail Valuer
- Member of the API President and Small Business Commissioner (SBC) Panel of Determining Valuers
- Affiliate Member of The REIV
- Registered Valuer QLD & NSW
![Headshot of John O'Grady [C]](https://opteonsolutions.com/hubfs/Bundy%20Images/John%20OGrady.jpg)
John O'Grady [C]
Areas of Expertise
- Asset valuations for financial reporting and mortgage security purposes
- Central Business District office/retail and mixed use property valuation
- Commercial and Residential development projects
- Major land subdivision project valuations
- Compensation assessment valuations
- Valuation of accommodation hotels, motels and serviced apartment complexes
- Valuation of licensed premises and gaming premises
- Valuation of retirement villages, aged care facilities and private hospitals
- Strategic property investment advice
Industry Experience
John has 47 Years of experience as a practising property valuer and has held senior executive roles with Knight Frank Australia, CBRE and Savills prior to commencing with Opteon in 2012 as Head of Commercial Valuations. He provides wide ranging property advice supported by an unrivalled wealth of experience.
Formal Qualifications
- Associate Member of the Australian Property Institute
- Certificate of Real Estate Management & Valuation – RMIT 1972
- Licensed Real Estate Agent

Matt Morton
Areas of Expertise
- Industrial property valuations
- Commercial property valuations
- Development feasibility
- Rental valuations
- Residential valuations
- Asset valuations for financial reporting purposes
- Government valuations
Industry Experience
Matthew has more than 15 years’ valuation experience in North Queensland over a broad spectrum of commercial and residential properties.
This experience includes valuation and property advice in both commercial and residential matters pertaining to resumptions, insurance valuations, rating appeals, Family, Federal and Supreme Court Matters, rental determinations, residential development feasibility and high value industrial facilities.
Matthew’s current role also involves training of cadet valuers, quotations, authorisation and distribution of valuation assignments to the other valuers and management support for the whole Queensland commercial team.
Formal Qualifications
- Certified Practising Valuer (2697)
- Associate Member of the Australian Property Institute (3172)
- Bachelor of Business (Property Studies) – University of Queensland

Ray Codalonga
Areas of Expertise
- Asset valuations for financial reporting
- Commercial / Industrial
- Englobo / Subdivisional Land
- Rural Lifestyle
- Trading Properties
- Mortgage Requirements
- Pre-sale / pre-purchase advice
- Rental valuations
- Strategic investment property advice
Industry Experience
Ray commenced his property career with Baillieu Knight Frank in 1993, initially as a trainee commercial property manager before progressing on to being the inaugural assistant property manager at Market City, Canning Vale and then managing a portfolio of commercial, industrial and retail properties.
In August 1999, Ray commenced as a trainee valuer, still with Knight Frank and became a Licensed Property Valuer in 2001.
From 2003 to the present, Ray has been employed at Opteon, (predecessor’s Quantia and Valuation Partners WA Pty Ltd), predominately working in the fields of commercial, retail, industrial, residential subdivision, rural and specialised properties. Ray has also undertaken rental determination work.
Formal Qualifications
- Associate Member of the Australian Property Institute (2001)
- Licensed Valuer in the State of Western Australia Licence No.44028
- Bachelor of Business – Curtin University (1989)

Bill Kassaras
Areas of Expertise
Bill provides valuations and consultancy for a broad range of purposes such as:
- Mortgage purposes
- Accounting and financial reporting purposes
- Acquisitions and disposals
- Market rent, rental reviews and rental determinations
- Compulsory acquisitions
- Development valuations incorporating feasibility analysis
- Statutory valuations
- Insurance purposes
Types of properties include:
- Commercial, retail and industrial assets
- Residential subdivisions and residential/mixed-use development sites
- Freehold childcare centres
- Easements
- Marinas
- Boarding houses
Industry Experience
Bill Kassaras is a Certified Practising Valuer with 14 years of valuation experience. He undertakes major and complex valuation engagements for a broad range of property asset classes and clients. Bill’s extensive valuation experience includes office buildings, residential/mixed-use development sites, rental determinations, rental reviews, QSR assets (Quick Service Restaurant), Service Stations and council rental benchmark setting for outdoor retail dining areas.
Formal Qualifications
- Certified Practising Valuer
- Associate Member of the Australian Property Institute (API Member No. 69189)
- Bachelor of Property Economics (Second Class Honours) - University of Technology Sydney (UTS)

Bill Wright
Areas of Expertise
- Government valuations – rating & taxing
- Commercial, industrial office and retail property
- Rental valuations
- Rural lifestyle
- Rural land
- Urban growth boundary property
Industry Experience
Bill has been involved with property for over 20 years, 12 of those with Opteon where he has been employed within our Government Services division. He has completed three bi-annual and two annual revaluations and has gained significant experience over Residential, Rural, Commercial and Industrial property types within Metropolitan, Regional and Rural municipalities.
Further to this, Bill was appointed Managing Valuer Government Services in 2018, a position which involves undertaking a range of tasks including revaluation project management, client and staff management as well as completing and mentoring others in the completion of all revaluation tasks. Recently, he has been promoted to Associate Director.
Formal Qualifications
- Certified Practising Valuer
- Associate Member of the Australian Property Institute
- Bachelor of Business (Property)
- Licensed Estate Agent
- Certificate IV Property

Kylie Pryse-Jones
Areas of Expertise
- Rating and Taxing Valuations NSW
- Residential property valuations
- Commercial and Industrial Valuations
- Management of Government Rating and Taxing Contracts
Industry Experience
Kylie has over 25 years’ experience as a valuer and has been employed with Opteon for over 15 years. Her initial experience was in mortgage valuations of commercial, industrial, and residential properties for approximately 10 years. Since this period Kylie has worked in the Government sector of Rating and Taxing Valuations. Kylie is currently the Contract Manager of the Central West Contact Rating and Taxing Contract. Her prior roles included Senior Valuer with Goulburn Mulwaree contract and Valuer with Orange Contract District. Kylie has gained extensive experience in meeting deliverables and quality assurance associated with Government Contracts. Kylie has mentored and provided guidance for Assistant Valuers, as well as gained experience as the Operations Manager in Goulburn Contract area.
Formal Qualifications
- Bachelor of Business (Land Economy)
- Associate Member of the Australian Property Institute

Mark Garroway
Areas of Expertise
- Valuations in accordance with Valuation of Land Act 1916
- Valuations for compensation in accordance with the Land Acquisition (Just Terms Compensation) Act 1991
- Valuations for litigation including family law disputes
- Asset Valuations for Fair Value Financial Reporting requirements
Industry Experience
Mark joined Opteon in March 2018, when Omega Property Consultants merged with Opteon, and is now a valuable member of the Government Services team. Mark’s experience commenced with Omega in August 2016.
Mark has specialised in predominantly government services & commercial valuation work, assisting with compulsory acquisition valuations and fair value financial reporting work, including valuation of substantial state body portfolios exceeding $1 Billion in total value. Additional experience includes substantial field experience in land value objection review valuations, commercial mortgage valuations including industrial, retail and commercial property, rent reviews, family law valuations, pre-sale advice and advisory valuation work & development feasibility work.
Mark leads a business unit of valuers servicing valuable Opteon government clients including Transport for NSW, DPIE, Defence Housing Australia & Ambulance NSW.
Formal Qualifications
- Associate Member of the Australian Property Institute
- Certified Practising Valuer (CPV)
- Bachelor of Property Economics (B.PropEc), UTS
- Land & Property Information Valuation Services Accreditation

Kirsten Hennessy
Areas of Expertise
- Residential property valuations
- Valuations for property taxation, legislation and policy purposes
- Mass valuation modelling
- Rating and taxing valuations
Industry Experience
Kirsten has been working with Opteon since July 2021, returning to the property valuation industry following an extended period owning and managing a warehousing and irrigation water trading business with her partner. She has returned in the capacity of a residential property expert in the statutory valuations section of Opteon, particularly focusing on the locality of Dubbo and its surrounds.
Kirsten has over 7 years’ experience in rating and taxing valuations, as well as asset and compulsory acquisition valuations having worked for the Valuer General’s Department based in Muswellbrook and then Dubbo and covering many municipalities in these locations. Kirsten also has experience in mortgage valuations in the Central West of NSW. More recently, with Opteon Solutions, Kirsten has undertaken statutory valuations using mass valuation modelling.
Formal Qualifications
- Associate Member of the Australian Property Institute (API Member No. 68437)
- Certified Practising Valuer
- Bachelor of Business (Land Economy) – University of Western Sydney (Hawkesbury)

May Tan
Areas of Expertise
- Residential Property Valuation
- Valuation for Mortgage and Loan Security Purposes
- Valuations for pre-purchase/ pre-sale advice
- Valuations for multiple developments
- Replacement insurance Assessment
- Rental Assessment
Industry Experience
May has recently joined Opteon in the Government Services Team, providing revaluations for council rates and land tax assessment notices, as well as working on objections. May has about 4 years’ experience in the residential property industry within Melbourne’s Western and North-Western Areas, both for private and public industries.
Formal Qualifications
- Certified Practising Valuer
- Associate Member of the Australian Property Institute (API Member No. 101677)
- Bachelor Of Applied Science (Property and Valuation) (Honours) – Honours 1st Class
- Construction (OH&S Induction) – CPCCOHS1001A
- REIV Agent’s Representative Certificate (Cert.No. RIV0004144)

Stephen Smyth
Areas of Expertise
- Commercial/Industrial property valuations
- Mass valuation modelling
- Rating and taxing valuations
- Englobo valuations
- Residential valuations
- Valuations for property taxation, legislation and policy purposes
- Valuations for mortgage security purposes
Industry Experience
Stephen has been working with Opteon for over five years across a number of different departments providing a broad knowledge of the entire valuation process. He is considered a Commercial and Industrial property specialist and provides a large number of valuations for the property types across the Western region and Greater Geelong. His experience extends to development and greenfield valuations within Melbourne’s Western Growth corridor. Stephen regularly provides a range of reports for Rating and Taxing Purposes as well as mortgage security purposes.
Formal Qualifications
- Associate Member of the Australian Property Institute
- Certified Practising Valuer
- Bachelor of Commerce 2012
- Post-Graduate Diploma of Property 2018

William Dean
Areas of Expertise
- Management of Rating & Taxing Valuation Contracts.
- Statutory Valuations under the Valuation of Land Act 1916
- Mining Valuations for Rating and Taxing purposes
- Residential, rural, commercial and industrial property valuations
- Asset Valuations for financial reporting purposes
- Software development in MVP3
Industry Experience
- 2019 - Present – Opteon Group
- Contract Manager, Rating and Taxing Valuations Riverina Contract.
- Liaise with Property NSW regarding all contract matters as well as day to day operations in the Riverina contract.
- 2017-2019 – Opteon Group
- Senior Valuer, NSW Operations Manager, Assistant Contract Manager - Rating and Taxing Valuations Bathurst, Goulburn, Dubbo and Bega Contracts.
- Supplementary valuations, verification, audit response, sales analysis Annual Value reviews, prepare data for upload.
- 2015-2017 – Opteon (Western NSW)
- Operations Manager, Assistant Contract Manager - Rating and Taxing Valuations and Assistant Contract Services Manager - Dubbo Contract
- Software development responsibility in Opteon for MVP3 and Quality Assurance management.
- 2011-2017 – Opteon (Central West NSW)
- Senior Valuer, Operations Manager, Assistant Contract Manager - Rating and Taxing Valuations and Assistant Contract Services Manager Bathurst and Goulburn Contracts
- Software development responsibility in OCW for MVP3, Quality Assurance Manager for OCW. Supplementary valuations, verification, audit response, sales analysis Annual Value reviews, prepare data for upload.
- 2008-2011 - Opteon (Central West NSW)
- Valuer - Rating and Taxing Valuations, Orange and Goulburn Valuation Contracts
- Assisting Senior Valuers in sales analysis, data preparation, Supplementary Valuations.
Formal Qualifications
- Associate of the Australian Property Institute (API Member No. 69912)
- Certified Practicing Valuer
- Advanced Diploma of Property (Valuation), Sydney Institute of TAFE
- Certificate of Attainment – LPI Panel Contractor Accreditation Course 2011
- Certificate of Training – Internal Auditor Course 2013, Compliance help Consul

Bret Taylor
Areas of Expertise
- Asset Valuations for Financial Reporting
- Central Business District – Office/Retail
- Commercial Office/Retail, Industrial
- Compensation Assessments
- Depreciation Schedules
- Lessor/Lessee’s interests
- Rental Valuations
- Residential/Prestige Residential
- Rural Land
- Rural Lifestyle/Agribusiness
- Broad acre Farming & Irrigated Land
- Sub Divisional Land
- Hotels, Motels & Caravan Parks
- Multi-Unit Development and Feasibility Studies
Industry Experience
Formal Qualifications
- Associate Member of the Australian Property Institute
- Certified Practising Valuer QLD 1404

Greg Mason
Areas of Expertise
- Valuation of industrial, commercial and tourism property including motels and caravan parks
- Insurance valuations
- Asset, plant, machinery, equipment, and infrastructure valuations
- Asset valuations for government departments including financial reporting, componentisation analysis and condition scores of all assets
- Expert witness of plant, machinery, and equipment for family law purposes
- Asset register development and stock take reporting
- Make good liability assessment reports
Industry Experience
Greg has been with Opteon for over nine years and undertakes valuations of agribusiness, commercial, industrial and tourism properties on the NSW South Coast and in the Snowy Monaro region. Additionally, Greg assists and undertakes plant, machinery, and equipment valuations for the Opteon group nationally. He is well experienced in the property industry having worked in the industry for over 20 years with 16 years of those as a valuer across NSW including experience with a broad range of infrastructure, asset, plant, equipment and machinery valuations across Australia and Oceania regions.
Greg has acted as an Expert Witness in numerous family law matters and is the current Chair of the API far NSW South Coast Valuers Group.
Formal Qualifications
- Associate Member of the Australian Property Institute (API Member No. 69938) (2008)
- Advanced Diploma Property Valuation – Sydney Institute of TAFE (2006)
- Graduate Diploma Property Investment & Development – UWS (2008)
- Certified Practising Valuer
- Certified Practising Valuer (Plant & Machinery)

Martin Tremain
Formal Qualifications
- Fellow of Australian Property Institute (FAPI)
- Certified Practising Valuer
- Registered Valuer NSWNo. 2362
- Registered Valuer QLD No 2057
- Member of Agriculture Institute of Australia,
- Certified Practising Agriculturist (CPAg)
- Diploma of Business (Valuation) – Hawkesbury Agriculture College
- Associate Diploma of Farm management –
- University of New England
- Professional Certificate in Plant and Machinery
- Valuation – University of Technology Sydney
Industry Experience
Martin has 36 years’ experience in the Australian property industry with significant experience across a very broad range of property types.
With a farming background and a professional education in valuation and agriculture,Martin specialises in the valuation of all categories of rural properties including: broadacre dryland and irrigated farming, mixed grazing properties, diverse range of intensive livestock properties, range of horticultural properties and agricultural processing properties including grain and fibre. The valuation of corporate scale rural holdings and portfolios is a long-term specialty service for both national and international clients.
In addition to Agriculture, significant experience in the valuation of commercial and industrial properties including specialised going concern properties.
Martin also provides valuation of Plant and Machinery and in particular Agriculture equipment and Agriculture Processing plants. Non valuation consultancy services include general agribusiness plus acquisition and divestment roles with large scale transport and logistic infrastructure projects.
Areas of Expertise
- Valuation of cotton properties across NSW and QLD
- Broadacre cropping and large-scale grazing properties
- Intensive livestock properties including cattle feedlots and poultry
- Horticulture/vineyards/wineries
- Agriculture processing and storage facilities
- Plant and equipment valuations
- Property and general agribusiness consulting
- Statutory valuation advice
- Asset valuations for financial reporting
- Compensation assessments
- Litigation matters and expert witness
- Acquisitions
- Specialised commercial, industrial and going concerns
- Non valuation consulting services including acquisition and divestment
- roles on state and national infrastructure projects

Stuart Prowse
Industry Experience
Stuart has more than 30 years’ experience in undertaking property valuation in Australia. With a background and professional education in Agriculture, Stuart specialises in valuations for broadacre, dryland and irrigated cropping and grazing properties, diverse horticultural enterprises as well as Agriculture Processing and Storage Facilities.
In addition to valuation of Agricultural land, Stuart has a strong background in providing advice on a broad range of Commercial and Industrial property including Going
Concern property in the hospitality sector. As a Senior Valuer, Stuart provides statutory valuation advice, this includes the provision of rating and taxing valuations, objection briefing services and parallel valuations for NSW Government.
Formal Qualifications
- Vice President NSW Division Australian Property Institute 2003-2006
- Fellow of Australian Property Institute (API Member No. 68127)
- Certified Practising Valuer
- Registered Valuer NSW No. 2702
- Registered Valuer QLD No. 1894
- Member of Australasian Association of Agriculture Consultants (CPAg.)
- Associate Diploma in Farm Management - University of New England
- Bachelor of Business (Real Property Valuation and Administration) - Queensland Agriculture College

Vincent Graham
Areas of Expertise
Valuation of most classes of property in New South Wales specialising in commercial, industrial and large scale rural properties. Farm valuations are regularly carried out for a number of large overseas and corporate based clients.
Acquisition and Just Terms (Compensation) valuations for the Land & Property Information, Roads and Maritime Services, Local Shires Councils, NSW Forestry, Essential Energy and TransGrid. Negotiations, acquisitions, project management for statutory authorities. Purchase, lease and sale negotiations and rural feasibility assessments. Family Law and Litigation valuations for Family Law Court of Australia and the Supreme Court of Australia. Valuation of Water Entitlements. Broad rural background including being an owner-operator of a small mixed farming and grazing property near Wagga Wagga.
Industry Experience
2002 to date: Director Opteon (Southern Inland NSW)
1989 - 2002: Employee and associate with Bolton Connolly, Wagga Wagga.
1985 – 1989: Employed with the State Bank of NSW, Valuation & Rural Advisory Department, Bathurst, Parkes, Dubbo and Wagga Wagga.
1983 - 1984: Assistant Valuer with Barry L. Russ & Associates, Sydney.
Formal Qualifications
- Associate Diploma (Farm Management) (1988).
- Associate of the Australian Property Institute (1987).
- Diploma of Business (Valuation) (1982).
- Registered valuer in New South Wales No. 2384.
- Certified Practising Valuer.
- Consultancy for government agencies including Land Value Objections in various Southern NSW locations on behalf of NSW Land and Property Information (LPI)
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