KCE has also successfully carried out the design wastewater collection, disposal and treatment system in Ethiopia and outside Ethiopia. Among the projects

• Waste collection, disposal and treatment for Yeka Abado Housing Development project:
• Waste collection, disposal and treatment for Meskel Entrance & Basha Wolde Housing Development project
• Waste collection, disposal and treatment for Bole Ayat III, Bole Ayat IV, Bole Ayat V, Yeka Ayat III and Bole Submit II Housing Development project
• Wastewater Treatment plant design for Hadibo and Qalansiyah in Soqotra Island project in Yemen with Euroconsult