About UsSydney Mini-Crete Seven Hills provides high quality ready-mix concrete across Sydney. With a large fleet, we have the ability to carry loads as small as 0.2m3 and as large as 9m3. Sydney Mini-Crete has been operating since 1944 and has played a pivotal role in helping build and re-shape the suburbs of Sydney. Sydney Mini-Crete hold certification in Quality ISO 9001, Safety ISO 45001 & Environment ISO 14001. Find Out More |  |