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Gremalco is a leading civil engineering and utilities construction company based in Western Sydney. We specialise in water, waste water, electrical and gas infrastructure on road, rail and industrial subdivisions with project values up to $50m.

For enquiries, please email us at or call 02 8103 5100.

Gremalco acknowledges and pays respect to the past, present and future Traditional Custodians and Elders of this nation
and the continuation of cultural, spiritual and educational practices of the Aboriginal and Torres Strait Islander peoples.