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  1. About Us

  2. Products and Services

About Us

CalCo Surveyors are members of the Institution of Surveyors NSW Inc.
CalCo Surveyors Pty Ltd commenced in July 2006 and operates in the Mid North Coast and Upper Hunter Regions of NSW as a renamed version of Calver de Witt and Taylor Pty Ltd.

Specialized Aerial Surveyor

CalCo Surveyors is now a CASA approved Owner/Operator (CASA.UOC.0120) of the latest drone technology (senseFly eBee Unmanned Aerial Vehicle) which incorporates emotion and Postflight Terra 3D software. This enables aerial surveys to be conducted accurately, safely, and rapidly.

It can capture images with a ground resolution of 3 to 10cm per pixel. Areas up to 10km² can be mapped in a single flight depending on image resolution and flight altitude.

14 057 796 228

Products and Services


Detail Surveys, Marking


Deformation Surveys, Engineering Surveys, Geological Surveys, Identification, Precise Levelling, Re-Establishment Surveys, Title


Backyards, Building Extensions, Drainage, Earthworks, Easements, Erosion, Flood Level, Geographic Information, Irrigation, Pipeline, Railways, Sewers, Strata Title, Subdivisions, Topography, Transmission Lines


Civil Engineering, Engineering, Environmental Engineering, Exploration, Mining, Real Estate, Regional Planning, Town Planning


Commercial, Industrial, Residential, Rural



Hours of Operation

Open Monday - Friday


Surveyors, Land, Subdivision, Boundary Marking, Pegging, Plan Preperation