Mainmark’s industry
leading technologies
Teretek®
Our Teretek® technology provides a solution to address subsided structures, improve ground, and fill voids.
Terefil®
Our Terefil® technology provides an advanced lightweight cellular concrete for soil replacement, large void filling, and pipe abandonment.
JOG Computer-Controlled Grouting
Our JOG technology is a state of the art, computer controlled, multipoint injection system.
Permeation Grouting
Permeation grouting is the most widely used pressure grouting technique that stabilises soil prior to excavation or construction.
© 2025 The Mainmark group of companies. ‘Mainmark®’, ‘Terefil®’, ‘Terefirm®’ and ‘Teretek®’ are trademarks of the Mainmark group of companies.
Mainmark Ground Engineering Pty Ltd
ABN: 51 606 182 503


