Welcome to Hinterland Drilling, renowned industry leaders in environmental and geotechnical drilling. Our Australian-owned and operated company has crafted a sterling reputation in South East Queensland, collaborating with prestigious clients from the commercial, industrial, and government sectors. Our diverse range of services encompasses geotechnical drilling, environmental drilling, infrastructure projects, and more. Based in Hope Island, we proudly serve the Sunshine Coast, Brisbane, the Gold Coast, and beyond. Connect with us today to discuss your drilling needs.

Geotechnical engineers

Based in Ormeau, Protest Engineering is an esteemed engineering consultancy that caters to the construction industry across Queensland, New South Wales, and Victoria. With a wide range of project capabilities spanning mining, residential, commercial, and infrastructure sectors, their expertise covers structural and civil design, geotechnics, geophysics, investigative drilling, earthworks, and surveying. As versatile as they come, Protest Engineering prioritises client needs and offers comprehensive services for both private and government bodies. Their team of proficient professionals ensures excellence in every project they undertake.