Our Core Surveying Services in Adelaide
As trusted land surveyors in Adelaide, we provide a full range of professional surveying services for residential, commercial, and government projects across Adelaide and regional South Australia. With decades of experience, our qualified surveyors deliver accurate, efficient, and tailored solutions to meet the unique requirements of every site.
Whether you’re subdividing land, planning a new build, or need precise boundary or contour surveys, we’re here to help. Our Adelaide surveying services include:

Land Division
We specialise in land division, sub-dividing, and property development projects across Adelaide and South Australia. Whether you’re creating multiple allotments or adjusting existing boundaries, our experienced Adelaide land surveyors provide accurate plans and assist with council applications.

Property and Boundary Surveys in Adelaide
We conduct a range of property-related surveys including boundary identifications, easement plans, lease plans, and road opening or closing surveys. Our Adelaide surveying team ensures all measurements are precise and compliant for legal and planning purposes.

Commercial & Infrastructure Surveying Services
We support commercial and government projects with comprehensive site and detail surveys, construction set-out surveys, and infrastructure development services. Our Adelaide surveying consultancy uses the latest equipment to deliver precise data for successful project execution.
An Adelaide Professional Surveying Consultancy You Can Trust
Based in Adelaide (South Australia) our firm provides surveying and associated services throughout the State. It is our aim to provide our clients with a very high standard of professional services.
A Professional Surveying Consultancy for South Australia
Servicing Adelaide, Mid-North, Riverland, Barossa, Adelaide Hills, the Fleurieu Peninsula Yorke Peninsula, Eyre Peninsula & Murray Lands
Sawley Lock O’Callaghan is an experienced South Australian company. We are dedicated to providing our clients with the highest calibre of service from a broad base of skills and expertise, in land surveying and spatial information. We combine high-quality customer service and the use of modern surveying technology to provide services across a wide range of applications – including:
We aim to provide a professional service that is both reliable and efficient. Allowing all sectors of our client base to have full confidence in the services we provide.


Surveying Consultants and Land Division experts
Servicing Adelaide &
Regional South Australia
Sawley Lock O’Callaghan is a professional consultancy with a group of experienced surveyors backed by a friendly and reliable office team. Based in Adelaide, South Australia, our firm provides surveying and associated services throughout the State. It is our aim to provide our clients with a high standard of professional services.
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