About us

Construction Sciences delivers engineering support services including construction materials testing, geotechnical engineering, environmental consulting and specialised testing for major infrastructure projects.

We are trusted by construction and engineering companies to deliver accurate results critical to the design and construction of bridges, dams, airports, mines and rail infrastructure. As Australia’s largest provider of Construction Materials Testing (CMT), our team of experienced technicians provide clients with prompt turnarounds of large volumes of tests, accurately.

With a multi-disciplinary team of 950 technicians, geotechnical engineers and environmental scientists, we deliver services from planning to project completion from more than 50 laboratories across Australia and New Zealand.

Construction Sciences is part of Kiwa, a global leader in assurance, testing, inspection and certification, training, consultancy and data services.


Bowler Geotechnical

David Bowler establishes a construction materials testing (CMT) firm providing geotechnical engineering support, in Brisbane, Australia.


Bowler Geotechnical

Through a franchise business model, the firm experiences strong growth and becomes specialists in major infrastructure projects. Environmental consulting is also introduced as a service.


Cardno Bowler

Cardno Limited acquires and rebrands the firm.


Cardno Construction Sciences

The brand is further refined and acquires Geotech Materials Testing Services, a market-leading CMT provider in WA.


Cardno Construction Sciences

Acquisition of Cardno Utility Engineering Group (formerly Australian Underground Services).


Cardno Construction Sciences

Expansion to the US after winning the Corpus Christie LNG project with Bechtel. The firm also obtains all Australian Holcim testing facilities under a National Supply Agreement.


Construction Sciences

Progresses to become a separately managed portfolio company owned by Cardno. Acquires Network Geotechnics, a CMT and geotechnical firm in NSW.


Construction Sciences

Acquisitions of Trilab; a specialised market leader in soil and rock testing, and SureSearch; a utilities management and coordination provider based primarily in NSW.


Construction Sciences

The company demerges from Cardno and becomes part of Intega Group Ltd. Also acquires Brisbane based petrographic analysis firm, Geochempet.


Construction Sciences

Intega is delisted from ASX and acquired by Kiwa. Now known as Kiwa Group Pty Ltd.


Kiwa Group

Acquisition of CMW Geosciences to strengthen geotechnical engineering capability in Australia and New Zealand.


Kiwa Group

The group brand is further refined with addition of Kiwa owned company Compass Assurance Services.

Our People

At Construction Sciences we value our people, which is why we have some of the most experienced in the industry as part of our team. Our long history in both metropolitan and regional areas has allowed us to retain these key staff, many of which are now within our leadership team.

Darren RokeskyGMO - Professional Services

As a director of Construction Sciences, Darren’s role has developed from his 27 years of management experience and engineering background. With an eye for spotting opportunities, Darren continuously compels the company forward through business goals and strategies. His background in geotechnical engineering and history with Construction Sciences means he can apply his first hand knowledge of the industry whilst maintaining a respected following from his peers.

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Gerard MidgleyInterim GMO - Construction Materials Testing

Starting with the company in 1993, Gerard holds decades of construction materials testing knowledge including soils, aggregates and concrete. As Interim GMO, Gerard is responsible for the business development and strategy for Construction Sciences operations throughout Australia and New Zealand. Gerard is also Executive Director of Kiwa Group Pty Ltd (Australia and North America).

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Michael MidgleyGMO - Construction Materials Testing

With over 30 years experience in all aspects of Construction Materials Testing, Michael is a highly experienced division manager responsible for over 20 regional laboratories and over 300 staff. Michael approaches everyday with a laugh, and his jolly attitude is something that motivates his staff to do well everyday.

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Lucy CourtneyHealth, Safety & Environment

With her background in law, Lucy has a thorough approach to upholding Health, Safety & Environment standards throughout our businesses. Constantly reinforcing our safety programs allows us to can stay on top of policies and risk assessments, keeping the team efficient and streamlined.

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Ray ChappellQuality & Training

With over 30 years of CMT experience under his belt, Ray is a key contributor to the quality of service that Construction Sciences provides. His strong focus on compliance, auditing and innovation has allowed for the ongoing advancement of quality control standards within the business. Ray shows commitment when it comes to development of new competencies required for training, auditing and assessment purposes.

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Dale NorwoodSoftware Development

Dale is head of Software Development and is responsible for creating our custom Windows based Laboratory Information System (LIMS) software built specifically for Construction Materials Testing. His background in both CMT and software development brings together his unique knowledge of the two industries and forms insights for the types of applications he now develops for different facets of the business.

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Gerard CourtneyFinance

As head of Finance, Gerard has a strong focus on providing deliverables to our businesses and clients in a timely manner. With his project management and analyst background, Gerard strives to educate and guide his team to adopt innovative strategies that benefit the financial year ahead. Prior to this field, Gerard also started out as a CMT technician with the company.

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Ashley NealICT

With over 20 years experience in providing ICT solutions, Ashley delivers strong leadership and project management skills throughout each of his services. Throughout the business, his team keeps the communication and collaboration between staff and clients running smoothly.

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Michael DoltonHuman Resources

As head of Human Resources, Michael’s role is to ensure our company attracts, engage, motivate and retains employees. Michael is focused on developing programs and initiatives to ensure our workforce are skilled and equipped to make a meaningful contribution.

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Our health & safety management

Construction Sciences strives to ensure health, safety and environmental (HSE) responsibilities are embedded in daily activities through programs such as WATCH (What Are The Consequences Here). These initiatives, combined with online training and incident management systems, ensures staff can identify key risks at all times.

We strive to conduct our business in a way that protects our people and clients from harm, with so far more than 3000 hazards eliminated. Our global incident management system, Safety Mate is designed to create a safer workplace, and is relied upon to report all hazards, incidents and near misses.

Our Construction Sciences Health and Safety Management System is accredited to ISO 45001 (occupational health and safety), which is our commitment to raising awareness & implementing safety systems, to maintain zero harm in the workplace.

Our environmental management

Construction Sciences aims to achieve positive environmental impacts by utilising emerging technology and industry best practice, combined with our existing expert knowledge.

We believe that ensuring a safe environment for our people, clients and the communities we affect should come first. Through the Construction Sciences Zero Harm Every Job, Every Day Goal, our employees are committed to delivering outcomes that will ensure long-term sustainability as an environmentally and socially responsible business.

Our operations will eliminate, or where impractical, minimise harmful effects on urban and natural environments in line with statutory and company requirements. We continuously evaluate company practices to improve environmental performance through environmental management systems.

Our quality

At Construction Sciences, quality is a priority that we don’t compromise. Our mission is to provide quality outcomes for all of our services, whilst ensuring safety is continuously upheld and developed. Our Quality Management System is certified to AS/NZ ISO 9001 and is implemented through the following key strategies:

  • Meeting our clients needs as we comply with all of their project requirements.
  • Strict adherence to our QMS based on the requirements of ISO9001. We focus on customising solutions for our clients needs, whilst minimising risk first and foremost.
  • Recruitment and retention of the right qualified people, with proven work skills.
  • Enhancing the professional development of our staff.
  • Leadership styles that promote positive attitudes, personal and technical development, and rewards for effort, integrity and initiative.
  • Maintaining our SAI Global Certification ISO 9001, ISO 45001, AS/NZ ISO 14001, and NATA AS ISO/IEC 17025 accredited laboratories.

Our Quality Assurance software is a custom made system, allowing us to deliver fast, industry standard testing at the highest level.

NATA Accreditation Logo


Certified System ISO 9001 Logo   Certified System AS 9120 Logo   Certified System ISO 45001 Logo