Our valuable relationships give us the capacity to deliver comprehensive solutions for the most sophisticated business needs across all asset classes.

While our focus is steadfastly on achieving excellent results, we also conduct ourselves in a personable, relatable manner. We strongly believe that cordial collaboration creates an optimal dynamic, which harnesses team strengths and capacity for high performance.

We have experience working on all types of construction projects, with an established reputation of excellence.

Our effectiveness largely depends on our ability to actively listen and interpret your needs, then relay solutions back to you in simple terms. It’s extremely important to us that everybody understands what the project status is at any
given time.

We are adept in communicating and connecting with people at all levels—driving the information needed down into project teams and simultaneously upstream to executive level. Similarly, it’s why our ambitious, passionate and supportive internal culture is so strong.

Above all, we always envisage that the end result is successful, that projects run smoothly, and our clients are delighted enough to return.

Meet our experts

Dr Michael Thurlbeck
Dr Michael ThurlbeckNon-Executive Director
Dr Thurlbeck has more than 35 years’ experience in the energy, oil and gas, process, engineering and marine sectors. He is a Chartered Companion of the Chartered Management Institute (CMI), Fellow of the Royal Institution of Naval Architects (RINA), Fellow of the Royal Society of Arts (FRSA) and Fellow of the Institute of Leadership and Management (FInstLM). Dr Thurlbeck is an International Ambassador for the City of Sunderland and also Visiting Professor at the University of Sunderland
John Brells
John BrellsManaging Partner
John is a Managing Partner with CDI Experts based in Perth, Western Australia. He a Planning Engineer and an experienced testifying expert in delay and disruption with over 35 years of practical experience. He has worked on projects in a variety of countries including the USA, UK, Middle East, Singapore, Malaysia and Australia. His project experience covers work in the sectors of Mining and Metals, Oil and Gas, LNG, Renewable Energy, Power and Petrochemicals, Infrastructure and Commercial Developments.
Tony Hughes
Tony HughesManaging Partner
Tony is a Managing Partner with CDI Experts based in Perth, Western Australia. He has more than 20 years of experience in the construction industry, which includes 15 years specializing in delay and disruption, contracts and claims management. His project experience includes building schemes, defence, rail, civil engineering, major mining, power and oil & gas mega projects. He has worked in the USA, Ireland, UK, Middle East, Malaysia, Indonesia, Singapore, and Australia.
Jonathan Thompson
Jonathan ThompsonRegional Partner - Dubai
Jonathan has over 30 years of experience in the construction industry obtained working on major building projects throughout Asia, Middle East, South America and the UK. He has a multi-disciplined background in Claims and Risk Management, Dispute Resolution, Commercial Management and Conflict Avoidance. As a professionally qualified Quantity Surveyor he has extensive experience in Commercial and Contracts Management, Dispute Resolution, Expert Witness and Arbitration support, preparing & defending claims.
Chris Hodges
Chris HodgesAssociate Partner
Chris is an Associate Partner with CDI Experts based in Perth, Western Australia. He has over 25 years’ experience on land and marine infrastructure, building construction, industrial, mining and oil & gas projects across Southern Africa, United Kingdom, Australia, and the Middle East. Chris specialises in providing delay analysis and expert opinion which is founded on 18 years in planning and project control, and nine years engineering survey interspersed with site management.
William (Bill) Gillson
William (Bill) GillsonAssociate Partner
Bill has established in his 20 plus years’ experience all aspects of commercial, contract and change management across Australia and internationally. Bill has been a member of a Statutory Board for Rottnest Island after being appointed by Governor of Western Australia. Bill has also had experience in major bid and forming of joint ventures and partnership arrangements on major projects. In the early years of his career he has led significant investigations for private and government authorities. His expertise encompasses all aspects of commercial and contract management, claims, risk assessment, compliance, and team leadership.
Myles Redmond
Myles RedmondRegional Partner - Brisbane
Myles has over 25 years’ international experience as a QS in the construction industry working in the sectors of civil/ infrastructure, oil & gas, mining, petrochemical, healthcare, utilities, hospitality, Retail, High Rise, Residential, Education, Commercial and Fit-out Projects. He has provided commercial, contractual, and legal support services to various companies on projects of value of up to $6.5 billion. He has prepared expert witness reports and is an RICS registered expert witness for quantum.
Bryan Farrell
Bryan FarrellSenior Quantity Surveyor
Bryan has established a nine-year career as a dedicated and driven Senior Quantity Surveyor within the construction industry since his initial education and training in the UK. Having initially worked within the contracting environment in the UK, Bryan worked across a range of commercial building sectors including residential, commercial, education, and mixed-use. Bryan was the lead Quantity Surveyor on a number of these projects. Bryan is driven by implementing the highest possible standards and overcoming challenges in order to achieve the desired outcomes.
Shaun Krishna
Shaun KrishnaSenior Consultant - Kuala Lumpur
Shaun is a Senior Quantity Surveyor with CDI Experts and has more than 12 years’ experience in the construction industry, which includes 10 years specialising in cost control, contract administration, value engineering, planning and dispute resolution. His experience has embraced several complex projects, including mixed development building projects, rail projects & mega tower projects. Shaun has worked in a variety of countries including UK and Malaysia. Shaun has project management and quantity surveying degrees. Shaun is registered with BQSM, RISM and RICS. He is in the process of completing his QS chartered qualification with QS boards in the UK and Malaysia.
Howie Chen
Howie ChenSenior Quantity Surveyor
Howie Chen comes with 13 years’ experience. He has extensive contracts and construction experience on a wide variety of major international projects specialising in providing delay and quantum claims analysis. He was previously employed within client, consultant, and contractor organisations with experience in the rail, petrochemicals, process, marine, building and mining sectors covering all aspects of project delivery through to design, procurement, construction, commissioning, and dispute resolution.
Madhushanka Lamahewa
Madhushanka LamahewaQuantity Surveyor
Madhushanka is a resilient, outcome-focused Quantity
Surveyor and Estimator with 8 + years of commercial
experience. He has managed large-scale construction projects valued up to $50M, and has demonstrated skills in Contract Management, Tendering & Estimation and Cost Management Madhushanka prides himself in proven Negotiation, Relationship-building skills and Commercial acumen to
maximize cost savings and revenue. He holds a deep passion for leveraging technology and automation to enhance theefficiency and growth of construction projects.
Adrian Wilks
Adrian WilksSenior Associate
Adrian is a Senior Associate with CDI Experts based in Perth, Western Australia. He is an accomplished and highly capable contracts and commercial professional with over 20 years’ executive management experience with blue chip companies, specialising in large construction projects and complex business environments. Adrian has over 30 years’ experience in contract management covering all phases of construction projects, now specialising in claims assessment and settlement.
Janice Stimson
Janice StimsonSenior Associate
Janice is a Senior Associate with CDI Experts based in Perth, Western Australia. She is a specialist contract claims and commercial advisor with over 30 years’ experience. Her experience covers a wide range of sectors including LNG, power stations, wind farms, mining and metals, rail, commercial developments and government buildings.
Simon Brown
Simon BrownSenior Associate
Simon is a Senior Associate and Quantum Expert with CDI Experts based in Perth, Western Australia. He is a Chartered Quantity Surveyor with over 30 years of International experience in mechanical and electrical services as well as railway infrastructure. Simon has provided expert witness testimony and prepared numerous expert witness quantum reports to support litigation, arbitration and adjudications. He has worked in the United Kingdom, Hong Kong, Singapore, Malaysia, Peoples Republic of China, Taiwan, Abu Dhabi, Dubai, Egypt and Australia.
Alicia Sheu
Alicia SheuSenior Consultant
Alicia is a Senior Consultant with CDI Experts based in Abu Dhabi. She is tri-lingual, holds a degree in law, an LLM in Construction Law
and has over 7 years’ experience working in the engineering and construction industries on projects in the Middle East, Asia and United
Kingdom.
Richard Everitt
Richard EverittSenior Associate
Richard is a Senior Associate with CDI Experts based in Perth, Western Australia. He is a chartered quantity surveyor with 20 years’ experience spanning the construction, transport and resources sectors in Australia and the UK. Across his career he has worked in various roles from contract and commercial management, claims management, supply chain management, cost consulting and acting as expert witness (quantum).
Steve Burrows
Steve BurrowsSenior Associate
Steve is a Senior Associate with CDI Experts based in Perth, Western Australia and has more than 25 years’ experience in the construction industry, which includes 18 years specializing in project controls, delay and disruption claims, contracts and claim management. His experience has embraced several complex projects, including building schemes, rail projects, civil engineering schemes, refineries and major mining projects.
Stuart Porter
Stuart PorterSenior Associate
Stuart Porter is a Senior Associate with CDI Experts based in Dubai, United Arab Emirates. He has over 40 years’ experience working on a variety of different project including infrastructure, Aerospace, Oil & Gas together with commercial buildings, undertaken across United Kingdom, Asia and the Middle East.Stuart main focus is on Contract Administration, Cost Control and Quantum Claims preparations and rebuttal, together with providing precontract contract advise and recommendations.
Martin Macaulay
Martin MacaulaySenior Consultant
Martin has 20 years experience in Process Plant Fabrication / Onsite Installation (Oil&Gas, Nuclear, Chemical and Mining) throughout the UK, Europe, Middle East, Far East and Australia with regards to QS/Cost Control and Contract Administration duties on behalf of the Contractor.
Duties include reporting upon the commercial status of contracts to the head office, appliance of the relevant Contract Conditions relating loss mitigation and financial return, instrumental with the selection of Sub-Contractors and administration of correct payments.
Graham Stimson
Graham StimsonConsultant-BMS
Graham is a Technical Consultant with CDI Experts based in Perth, WA. Graham has more than 30 years experience specialising in data and operational management working within Estate Management, Legal Practice management and IT departments. His experience spans live project work, back of house management and administrative management of the CDIE team.
James Mettam
James MettamConsultant - Quantity Surveyor
James is a Quantity Surveyor with CDI Experts and has more than 12 years’ experience in the construction industry, which includes 10 years specializing in Land, Cadastral, and Engineering Surveying. He is experienced in several sectors, providing surveying services for Civil, Commercial, and Residential projects. James is experienced in the use of Navisworks, Revit, iConstruct, BlueBeam Revu, Microsoft Excel, Autosketch, AutoCad and Transit Software.
Cooper Geyer
Cooper GeyerGraphic Design and Marketing
Cooper is a graduate Graphic Design and Marketing Graduate with CDI Experts based in Perth, Western Australia. In 2021 he completed his studies in Graphic Design and Advertising at Curtin University, Perth graduating with a high distinction average and having received two letters of Commendation. Cooper utilises his creativity and understanding of branding and marketing to make a meaningful impact on the company and the construction industry as a whole.
Kate Simmons
Kate SimmonsOperations Manager
Kate is our operations manager and one of our key personnel in upper-level management that make sure the company is performing to its best potential. She keep her eyes on multiple areas within the company, assuring productivity and efficiency.
Byron Mavrick
Byron MavrickFinancial Advisor
Byron has 15 years of accounting industry experience. He has been providing financial advisory services to the group from its inception in 2014. He specialises in delivering a complete range of accounting, taxation services and is a key member of the senior leadership team.