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Experienced carpenter Grant Dempster and company have been underpinning South Australian homes since 2005.

Locally owned and operated, Complete Underpinning has been successful in repairing and saving homes throughout South Australia. With local knowledge of the soil conditions and maintenance required Complete Underpinning is your solution for damaged and subsiding foundations.

With our broad range of expertise we work with homeowners, builders, insurance companies, engineers and businesses to deliver the most practical and cost effective response for each individual case.


We understand how important your family home or business is for your livelihood. We take great care and commitment to understanding your exact foundation problem and offer the best solution for you.





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