Welcome To GDC Consultants Ltd.

GDC Consultants Ltd is an established Engineering Consultancy practice who pride themselves with the demonstrated ability to deliver their clients the most cost effective outcomes through applying expertise knowledge gained from a thorough understanding of innovative and lateral thinking practices and applying those practices with integrity and ownership.

Certified Quality ISO 9001

GDC Consultants Ltd is proud to be the only local regional engineering consultancy practice in the Waikato that has ISO 9001:2008 Accreditation.

Why Choose Us?

GDC offers a wide range of consulting services in the built and natural environments and serves both the public and private sector clients in the following core disciplines:

Geotechnical Investigation

As a reputed leader in engineering, GDC is often asked to push the essential skills and service of designing buildings and Infrastructures in the ground

Structural & Civil Design

We have highly qualified structural and Civil Engineers with experience in both New Zealand and Overseas

Earthquake Engineering & Assessments

We have outstanding experience and skills in Seismic Design and Structural Engineering Risk Assessments

Traffic & Safety Assessments

Our team has over 30 years’ of knowledge and experience in undertaking safety and traffic improvement projects both in New Zealand and Overseas

Road Design & Asset Management

Our team has delivered and managed thousands of km’s of rural, urban and state highway Roading Networks in New Zealand and Overseas

Water/Wastewater/Stormwater Design & Modelling

Our services cover all aspects of Three Waters Engineering, Design and Management aspects for your project needs.

Project & Construction Management

GDC team has a great depth of experience in delivering small, medium and large scale residential, institutional, commercial and industrial projects including design & build projects. Our collective technical expertise, philosophy and experience mean’s that your project gets exceptional quality work from exceptional qualified professionals.


We are capable of carrying out any mediation/dispute resolution jobs in order to find the best outcome for both parties involved.


We have the capability of outside training of applicants who want to achieve a Qualification through IPENZ or Infratrain.

Research & Development

We maintain our reputation because we invest in training and developing and most teams are led by Chartered Professional Engineers. We ensure that our teamwork is closely with clients, Architects, Builders and Suppliers and we stay up to date with the industry requirements.
These to all be carried over to each individual page also up the top under the heading.

Resource Planning

We will make it happen.
View Our Services

80+ Years Experience

Seven New Zealand Locations

One Asia Location

Hamilton Office (Head Office)
1st Floor, Hochstetter House, 18 Rostrevor Street, PO Box 9403, Hamilton.
Phone : +64 7 838 0090
Skype : gdchamilton
Email : hamilton@gdcgroup.co.nz
Auckland Office
1st Level, Entrance 2, 320 Ti Rakau Drive,
East Tamaki, Auckland.

Phone : +64 9 281 2248
Skype : gdcauckland
Email : auckland@gdcgroup.co.nz
Whitianga Office
19 Monk Street, PO Box 292, Whitianga.
Phone : +64 7 869 0640
Skype : gdcwhitianga
Email : whitianga@gdcgroup.co.nz
Thames Office
1st Floor, Fay Building, 516 Pollen Street,
PO Box 500, Thames.

Phone : +64 7 869 0640
Skype : gdcthames
Email : thames@gdcgroup.co.nz
Rotorua Office
1289 Haupapa Street,
PO Box1468 Rotorua 3040.

Phone : +64 7 2822173
Skype : gdcrotorua
Email : rotorua@gdcgroup.co.nz
Napier Office
H B I House, 6A Taradale Road,
PO Box 44, Napier 4140.

Phone : +64 6 281 2270
Skype : gdcnapier
Email : napier@gdcgroup.co.nz
Wellington Office
Davis Langdon House, Level 10, 49 Boulcott Street, Wellington.
Phone : +64 4 282 0405
Skype : gdcwellington
Email : wellington@gdcgroup.co.nz
Asia Office
No,15/2 Maliban Road, Ratmalana, Colombo,
Sri Lanka.

Post Code : 10350
Phone : +94 112 72 5689
Skype : gdcsrilanka
Email : srilanka@gdcgroup.co.nz

Get In Touch

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