Organizational Structure

Social entities

According to the articles of association, SDTIBM:

General Meeting

It is the responsibility of the General Meeting to define the Company ‘s general policies and approve its main management instruments.

The General Assembly is formed by the shareholders with voting rights, and each vote corresponds to one vote at the General Meeting.

The General Assembly shall meet at least once a year and whenever it is convened, in accordance with the law or at the request of the Board of Directors, the Statutory Auditor or any shareholder holding or representing at least 5 % of the share capital of SDTIBM.

Decisions are taken by an absolute majority of votes cast, and abstentions are not counted, whenever the law or bylaws do not require a qualified majority.

The members of the Board of Directors and the Statutory Auditor must be present at the meetings of the General Assembly.

Administrative Council

The Board of Directors manages the Company’s business and is given the broadest management powers. It is composed of one president and four administrators. The president and two directors are elected by state proposal, and the others, by proposal of the municipalities of Boa Vista and Maio.

The Board of Directors shall meet monthly and whenever convened by its Chairman, on its own initiative or at the request of at least two directors and validly deliberate with the presence of the majority of its members, and the respective resolutions are taken by majority vote expressed.

Executive Comission

The ordinary management and representation acts of SDTIBM are the responsibility of the Executive Committee, composed of a chairman and two administrators, within the scope of the powers delegated by the Board of Directors and provided for in article 21, paragraph 1, of the Bylaws.

Single Tax

Supervision of the activities of SDTIBM is the responsibility of the single auditor, who is elected for a renewable three-year term.

luis silva

Luís Silva
Presidente do Conselho de Administração
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rui cardoso santos

Rui Cardoso Santos
Administrador Executivo
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hercules vieira

Hercules Vieira
Administrador Executivo
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Board of the SDTIBM General Assembly:

  • Dr. Adalberto Higino Silva – President
  • Dr. Agnelo Boaventura Jorge – Secretary
  • Dr. Herculano Cruz – Secretary


Board of Directors of SDTIBM:

  • Eng. Luís Nataniel Silva
  • Dr. Rui Cardoso Santos
    Executive administrator
  • Eng. Hércules Jorge Vieira
    Executive administrator
  • Dr. João Pedro Spencer
    Non-Executive Director
  • Arq.º Carlos Dos Reis Borges
    Non-Executive Director


Sole Auditor

  • Dr. Ildo Lima