About CQT Services
Specialist advice. Practical outcomes. Trusted technical support.
CQT Services is a specialist concrete, quarry and construction materials consultancy providing practical technical advice to contractors, asset owners, designers, suppliers, government agencies and legal teams across Australia.
Founded in 2007 after being asked by a client to assist with a complex materials issue, CQT has grown from that first engagement into a trusted technical adviser for long-term clients across infrastructure, building, water, marine, quarry, transport and legal sectors.
Our work is focused on one clear objective: providing quality, timely and relevant advice that adds real value to every project we support.

Founded in 2007

35+ Years Specialist Experience

Australia-Wide Project Support

Concrete | Quarry | Technical

What We Do
CQT provides specialist concrete, quarry and construction materials advice across the full project lifecycle. From planning and design through to construction support, troubleshooting and dispute resolution.
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Concrete Mix Design
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Durability & Defect Investigation
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Thermal Modelling and Mass Concrete
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Hot & Cold Weather Concrete Planning
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Quarry Materials Advice
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Pavements & Material Engineering
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Technical Construction Support
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Expert Witness & Dispute Resolution
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low Carbon Concrete
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Training & Workshops
Why Clients Engage CQT
Practical Advice
We provide advice that can be applied on real projects, not just theoretical recommendations.
Specialist Knowledge
Our core expertise is concrete, quarry materials and construction materials performance.
Independent Support
We provide clear, evidence-based advice to help clients make informed decisions.
Outcome-focused Solutions
Our work is focused on reducing risk, improving quality and supporting better project outcomes.
Trusted Relationships
Many clients continue to engage CQT because they value timely, practical and technically robust advice.
TRUSTED BY CLIENTS ACROSS AUSTRALIA
Meet The Team
CQT Services is led by Michael van Koeverden, a highly experienced concrete, quarry and construction materials specialist with more than 35 years’ experience across the construction materials industry.
Michael is supported by a trusted network of engineering consultants, technical specialists and industry associates, allowing CQT to provide practical, customised and comprehensive solutions across a wide range of project types.
Together, the team brings deep technical knowledge, real construction experience and a practical understanding of project risk, helping clients resolve complex materials, durability, constructability and performance challenges before, during and after construction.

Michael van Koeverden
B.E.(Civil), F.I.E Aust, CPEng, NER, IntPE(Aust), RPEQ, RPEV, RPE NSW, DPB NSW
Founder & Director
Michael is a Chartered Civil Engineer and Engineers Australia Fellow with more than 35 years’ experience in concrete, aggregate and quarry materials technology. Since founding CQT Services in 2007, Michael has provided specialist technical advice across major infrastructure, bridge, pavement, tunnel, building, quarry and expert witness matters throughout Australia.
A Life Member and Past National President of the Concrete Institute of Australia, Michael brings deep technical knowledge, practical construction insight and industry leadership to complex material, durability and project risk challenges.

Heath Murray
BE (Hons)(Civil), BE (Hons)(Surv), MIEAust, CPEng,
NER, RPEQ
Senior Engineering Consultant
Heath is an Engineering Consultant with dual honours degrees in Civil Engineering and Surveying, and specialist experience in concrete mix design, construction support and remedial engineering of concrete structures.
Since joining CQT Services in 2019, Heath has worked across transport, marine, water and mining projects, applying strong technical capability in concrete and quarry materials technology. His experience includes durability design, service life modelling, complex thermal analysis and engineering support for major expert witness matters.

Thomas van Koeverden
BEng(Hons)(Civil), MIEAust
Engineering Consultant
Thomas is a Civil Engineer and Member of Engineers Australia with more than five years’ experience delivering practical civil engineering solutions across infrastructure, health, education, industrial, residential and commercial projects.
Since joining CQT Services, Thomas has applied his background in civil design, stormwater management, water quality and quantity modelling, access design and concrete pavement design to support clients with practical, buildable and outcome-focused technical advice. He also plays an active role in the engineering and business community through his leadership positions with the Young Engineers Shadow Board, Young Engineers Australia Newcastle and Hunter Young Professionals.

Sally Randall
Office Administrator
Sally is the Office Administrator at CQT Services and plays a central role in keeping the business running smoothly. She supports the team and clients through day-to-day office coordination, phone enquiries, invoicing, administration and internal business support.
With a practical, organised and approachable manner, Sally helps ensure enquiries are directed to the right person, project administration stays on track and clients receive timely support from first contact through to completion.



























