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SISINT is a Portuguese engineering company providing integrated engineering, design, installation, maintenance and consultancy services for the energy, transport, infrastructure and special technical installations sectors. Our areas of expertise include Automation and Control, Installation, Conservation and Maintenance, Systems Integration in Infrastructure, Transport Systems and Renewable Energy. SISINT is also investing in technological innovation, with a growing focus on Industrial Cybersecurity, Artificial Intelligence and digitalization, developing solutions that contribute to the performance, efficiency, reliability and security of infrastructures and technical systems. Since 2003, we have combined specialized engineering expertise and technical know-how to deliver integrated solutions for complex projects in Portugal and international markets.

SISINT Questions

The SISINT annual revenue was $12.9 million in 2026.

32 people are employed at SISINT.

The NAICS codes for SISINT are [541, 54, 54133, 5413].

The SIC codes for SISINT are [871, 87].

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