Civil works
- Construction of the extension and remodeling of the railway yard and platforms and the passenger building at Chamartín Station (Madrid)
- Renovation of 25 km of track and catenary on the line between Silla and Cullera (Valencia)
- Adaptation to high speed (250km/h) of existing double track in operation between Alcázar de San Juan and Manzanares, in Iberian gauge (Ciudad Real)
- Installation of 10 elevators and renovation of 8 escalators in Avenida de América station (Madrid)
- Maintenance and upkeep of public road pavements in the districts of Ciudad Lineal (Madrid)
- Remodeling of the Madrid-Vicálvaro Railway Freight Terminal (Madrid)
- New 2,485 m long single-track railway access for the Port of Seville for freight traffic (Seville)
- Expansion of line 11 of Metro de Madrid by adding 5 stations along 7 km between Plaza Elíptica and Conde de Casal, Madrid (Spain)
- Remodeling of the accesses and refurbishment of the historical canopy of the Atocha station in Madrid (Spain)
- New contract for the cleaning service of metro lines 2 and 3 in Barcelona (Spain)
- Contract for the improvement and conditioning of the Madrid-Seville High Speed Line corridor in the section between Yeles and Guadalmez (Spain)
- Construction of a section of the road connecting Puerto Naos with Tazacorte, to reestablish the communication that was interrupted by the lava flows from the volcanic eruption at the end of 2021 in La Palma (Canary Islands)
- Intake works, construction of wells and conduction of the hydraulic circuit in the Chira and Soria dams, in Gran Canaria (Spain)
- Duplication of the existing track and electrification of 6.8 km of the La Cantábrica - Orejo section of the Santander - Bilbao line (F.E.V.E.) in Cantabria (Spain)
- Bridge repairs and road improvements in the Monforte-Ourense section in Galicia (Spain)
- Elevator installation and modernization works at Ventas station on lines 2 and 5 of Metro de Madrid (Spain)
- Widening of the AS-17 highway (Avilés-Langreo) into a 1.9 km stretch of highway and 2 km of connecting and service roads in Asturias (Spain)
- Extension of the access roads and remodeling of the Joaquín Sorolla station building in Valencia, Spain
- Improvement works at the WWTP (Water Waste Treatment Plant) in Madrid (Spain)
- Adaptation works for the AP-66 in León (Spain)
- Expansion of the existing container terminal at the Port of Barcelona (Spain)
- Contract for the assignment of the main works of line 9 of the Barcelona subway (Spain)
- Adaptation works of 7 tunnels on the AP-9 highway in La Coruña and Pontevedra (Spain)