Cook Costello


Typical services of Cook Costello 

Cook Costello has over 40 years of specialist geotechnical experience in Northland. Structural Engineering and Innovation has been a strength of Cook Costello since establishment in 1976.

We have an impressive team of Engineers including Civil, Geotechnical, Natural Resource and Structural. We can determine just what your needs will be for your construction project and work to find a cost effective engineering design or solution.

The whole team at Cook Costello are committed to the rebuild in Christchurch. Our team have been able to benefit from this exceptional experience and are passing this on to all our clients as we look at innovative and forward thinking engineering solutions.  Whether it be roading, retaining, effluent, structures or land suitability there is a member of the team who can help you identify what will be required and how we can help.

Whether its a small retaining wall for a residential home to large corporate and industrial project. Cook Costello has the knowledge and expertise to meet our clients’ needs with quality assured and Site Safe practices.

Our Geotechnical division is fully supported by Geocivil Ltd, New Zealand’s first IANZ accredited CPT testing laboratory.


Concept to Completion - Ocean Beach Bach Northland 

Planning/Consents/Land Surveying

Resource Consent Engineering investigates the environment, environmental impacts and the likely environmental effects within the concept of sustainable development.

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Cook Costello has over 40 years specialist geotechnical experience in Northland. Studies have included major foundation investigations for buildings and pavements, geological features mechanical, soil conditions, limitations to development slope stability.  We also do retaining walls, subdivision and earthworks engineering.

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Our specialist team in this area utilised powerful analysis tools to provide our clients with superior outcomes. All aspects have been incorporated into industrial, commercial and residential developments.

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Structural Engineering and innovation has been a strength of Cook Costello since establishment in 1976. Feasibility, analysis, seismic assessment, design, construction monitoring and certification have been completed locally, nationally, and internationally.

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Cook Costello can make designing and building your new home as hassle free as possible. Our experienced staff can provide a complete package deal saving you time and money. Some of our designs include high end property from the Tutukaka coast to design concepts in Hawaii. 

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Project Management

Cook Costello provide Civil Engineering, site supervision and certification services to ensure the success of the project and standards are met. Civil Management requires logical planning, organising and assigning responsibilities, leadership, and quality control. 

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