Phoslock Environmental Technologies Limited is an Australian environmental solutions company specializing in water quality management and pollution control. Its primary focus is the development and deployment of proprietary water treatment products—most notably, Phoslock and Phosflow—which are engineered to remediate nutrient-polluted freshwater bodies such as lakes, rivers, canals, wetlands, and drinking water reservoirs. Phoslock is designed to permanently bind excess phosphorus in water, thereby preventing harmful algal blooms and restoring ecological balance, while Phosflow is tailored to absorb phosphorus from municipal, industrial, and agricultural wastewaters. Operating across Australia, New Zealand, Europe, the US, Canada, Brazil, and China, the company delivers comprehensive engineering services spanning from initial waterbody diagnosis to post-treatment monitoring. Founded in 2002 and headquartered in Sydney, Phoslock Environmental Technologies plays a significant role in the industrial pollution and treatment controls sector, contributing innovative solutions for the worldwide challenge of water quality improvement.