PANLEEN plays a key role in the construction of various sanitation projects in different markets such as Africa and Asia. The company has experience in several areas of the sanitation sector, including waste and domestic water treatment, water collection, pipelines, supply and drainage networks, as well as in the construction of structures for the treatment and recovery of waste.

Some projects carried out by PANLEEN stand out, such as the construction of water system in Inharrime, Jangamo, Chicualacuala, Gurue Furthermore, the company was responsible for the execution of Wastewater Treatment Plant in China.

These developments included the use of advanced wastewater treatment technologies, meeting rigorous international standards, and the construction of large-scale structures, such as treatment plants and underwater outfalls. PANLEEN's contribution in this sector is crucial to promoting a healthier and more dignified life for the populations served by these projects.