Emily Yuen

Waste & Environmental Technologies Ltd is an environmental engineering company specializing in advanced water and wastewater treatment solutions designed to support sustainable infrastructure and industrial operations. The company focuses on developing practical, high-performance technologies that address complex water contamination challenges while meeting strict environmental and regulatory requirements. The WetSep Family is a modular and mobile platform of on-site treatment systems designed to manage wastewater streams generated from construction, tunnelling, and municipal sewage operations. These systems are designed for flexibility and rapid deployment, allowing treatment capacity to be installed directly at project sites without the need for large permanent facilities. This approach reduces transport costs, minimises environmental risk, and enables efficient treatment of water before discharge or reuse. The WetSep platform is capable of treating wastewater impacted by sediment, hydrocarbons, heavy metals, and emerging contaminants such as PFAS. By integrating advanced separation, filtration, and treatment processes, the system delivers reliable performance across a wide range of operating conditions. We work with construction firms, utilities, industrial operators, and government agencies to provide compliant, cost-effective water treatment solutions. Through innovative engineering and modular design, the company supports responsible water management and environmental protection across major infrastructure and industrial projects.