Maintenance and repair of traffic-signal controllers in Attica

Summary

The contract covers maintenance and fault repair of electronic equipment used to control traffic-light installations in the Attica region, particularly traffic-signal controllers. It is divided into three lots by equipment manufacturer: YUNEX (SIEMENS), SWARCO and ECOPHOS. Each lot has a 24-month service period, and the total estimated value is €7,133,879. Bidders may submit offers for all three lots; the lowest price is the award criterion for each lot. Offers must be submitted electronically by 2 November 2026 at 17:00. Offers must remain valid for 12 months. Participation requires meeting the registration, financing, experience, staffing, equipment and ISO certification requirements. During contract performance, the contractor must comply with environmental, social-security and labour-law obligations and use electronic invoicing.