HRL Holdings Ltd is engaged in geothermal exploration. The Company operates in clean energy industry, and is engaged in exploration and development of geothermal projects in Otway Basin in south-west Victoria. Its segments are OCTIEF branded operations and Precise Consulting branded operations. It also offers various specialized environmental services through OCTIEF Pty Ltd (OCTIEF) and Precise Consulting and Laboratory Limited (Precise Consulting). It offers services, such as hazardous material consulting and laboratory services, environmental services, and training and technology solutions. Through OCTFOLIO Pty Ltd the Company provides information management software solutions for asbestos and hazardous materials, field management software solution and customized compliance solutions and applications relating to workplace health and safety.