Fraser Thomas has a strong geotechnical and engineering geology team with a reputation for thoroughness and innovation, enabling us to assist you with all aspects of soil and ground investigations.

Examples of the company’s areas of activity include:

  • Sub-soil investigation and analysis for residential, commercial, industrial and multi-storey building foundations and site development
  • Pile load parameters and performance prediction (new and existing)
  • Foundation performance analyses on highly compressible ground, including deep peat swamps
  • Performance prediction of major facilities ranging from large diameter oil storage tanks to multi-storey buildings on variable foundation conditions
  • Geotechnical/geological aspects of landfill and waste disposal systems
  • Slope stability; investigation, analysis and design of remedial works


  • Rock slope stability investigation and rock bolting design
  • Temporary support design for deep excavations
  • Excavatability investigation and analyses
  • High and complex retaining wall design
  • Ground anchor and tie back design
  • Liquefaction investigation and analyses
  • Quarry site investigation and management plan development
  • Forensic engineering investigations
  • Peer Review in relation to ground water dewatering for large scale developments
  • Providing expert evidence.


We are a member of the New Zealand Geotechnical Society.


Our Head Office is in Highbrook, Auckland
We also have two other office in NZ

View Our Office Locations
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