Oliver-Higgins Wastewater P/L

Oliver-Higgins Wastewater P/L is a design and construct firm specialising in cost-effective wastewater management solutions. We have been operating since 1997, drawing on more than 20 years of national and international experience within our core team. We specialise in providing practical, innovative solutions for both commercial and domestic wastewater systems, from initial assessment and design through to construction and ongoing maintenance. Our expertise includes hybrid activated sludge systems, plant upgrades, and enhanced nitrogen and phosphorus removal technologies. We prioritise efficiency, reliability, and minimal disruption, ensuring projects are delivered on time and within budget. Our plants are designed to operate with minimal routine maintenance while maintaining compliance with environmental standards. We service a wide range of clients, including resorts, schools, residential subdivisions, airports, and food processing facilities.

• Design and construction of wastewater treatment plants (WWTPs)
• Upgrades and retrofitting of existing treatment plants
• Hybrid activated sludge systems with enhanced nutrient removal
• Diagnostic assessments and operational reporting
• Routine maintenance and desludging services
• Compliance and regulatory support
• Project management for commercial and domestic applications