The new COI office is located in the modern Eurocentrum Office Complex in Warsaw. The office lease area is over 4500 m2. The implementation work lasted only 150 days from August 2017, which proves the excellent work organization on the implementation. Maat4 was responsible into two stages in this project. The first included an technical project of electrical installations, structured cabling, a building management system, fire alarm system and a sound alarm system. The project covered also security systems: SKD access control, closed circuit television CCTV and technical security systems. In the second stage the implementation work concerned: electrical installations, structured cabling and security system cabling. In addition, the company installed glycol pipelines for the needs of COI data center. In the same Eurocentrum Office Complex building in 2017 MAAT4 implemented arrangement of office space for Polskie Sieci Elektroenergetyczne.