Home > News About Us Our Companies Competences Projects ANGOLA Cambambe Hydropower Project. Construction of Power Plant 2 Technical Assistance to the Technical Unit for Luanda Sanitation Management COBA 2011. Angolan Consortium acquires share capital of COBA SKILLTEC (COBA GROUP) SKILLTEC is a newly established company of COBA GROUP ALGERIA Two new dam contracts PORTUGAL Foz Tua Hydroelectric Project ALQUEVA PROJECT. Water Transfer Channel, Hydraulic Pipelines and Irrigation Block SUPERVISION. New Contracts in Construction Supervision MOZAMBIQUE Moamba Major Dam. Environmental Impact Assessment of the Nacala Corridor. COBA - Consultores de Engenharia e Ambiente, SA 2003 (c) - All rights reserved