Your Trusted Partner for Contaminated Land, Water Remediation, and Regulatory Compliance in NZ.
Our Mission is to facilitate in a cost effective and professional manner the restoration and maintenance of land and water from the impact of human endeavours where these may cause degradation in human health or the environment.
We believe that soil and water are two of mankind’s most valuable assets, and seek to remediate, re-use and manage soil and water adversely impacted by human activities in a sustainable and cost effective manner.
Established in 2009, Geosciences Ltd provided environmental consulting services and advice to the commercial, residential, industrial, and agricultural sectors. In 2023, Geosciences joined forces with SQN, bringing together expertise to support clients with soil contamination, surface water pollution, and groundwater contamination across New Zealand.
Our experienced team understands New Zealand’s environmental regulatory framework and the requirements for contaminated land investigations, remediation, and validation. We also have expertise in industrial trade activity requirements, soil disposal to land, and the environmental considerations associated with earthworks on potentially contaminated sites.
SQN GeoSciences provides environmental consulting services throughout New Zealand, supporting projects across a range of industries and land uses. Whether you are planning a property development, undertaking earthworks, or managing a site affected by soil or water contamination, our team can provide practical technical and client-focused approach advice and support.
Meet The Team.
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Krysten Walker
Department Manager
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Chris Davies
Technical Manager / Principal Scientist
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Graham Aveyard
Principal Environmental Scientist
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Julia O'Brien
Intermediate Environmental Scientist
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Alison Rudge
Environmental Scientist
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Bradley Keyse
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SQN's Expert Approach
Expert Knowledge
Deep expertise in the specific requirements of the NES and various Regional Plans.
Regulatory Navigation
We anticipate and address local authority concerns, providing documentation that meets council standards immediately.
End-to-End Service
From initial PSI to final SVR certification, we manage the entire contamination lifecycle for your project.