The DOMINION consists of professionals with extensive experience in various systems applied to the transport sector, and has mainly worked in:

• Signaling systems;
• Centre for Operational Control - CCO;
• Telecommunication systems;
• Energy systems including conductive rails;
• Systems Electric Traction;
• Auxiliary systems of low and medium voltage;
• Primary ventilation systems.

Concentrating its activities in the engineering segments, such as:

• Preparation of master plans, basic designs and technical specifications;
• Preparation of executive projects;
• Studies of technical and economic feasibility;
• Technical supervision systems;
• Supervision of assembly in the field;
• Performing Mounts and facilities;
• Tests and system tests and equipment;
• Test procedures for the establishment and equipment of acceptance;
• Preparation of equipment maintenance manuals;
• Preparation of documentation for training in equipment and systems;
• Surveys and technical reports.