693/5000 Certis is a construction company that develops its activity in the field of building, civil works and services, both for public entities and private clients. In the field of civil engineering, Certis is present and has built roads, bridges, urbanizations, treatment plants, pipelines, waste plants ... In the field of construction, the company carries out all types of constructions: hospitals, primary care centers, geriatric residences, administrative centers, teaching facilities, hotels, offices, homes, industrial buildings, sports centers, cultural and transport facilities , as well as restoration of real estate.