- Seth - Sociedade de Empreitadas e Trabalhos Hidráulicos was set up in 1933 by the Danish firm Højgaard & Schultz a/s.
- Throughout its history of almost 80 years, the company has performed numerous works of civil construction, industrial and public works in several African countries.
- As a result of its long experience in the construction sector and relying on equipment and specialized personnel, Seth will put these features at the service of the development of Mozambique.