| Madrid | MADRID | www.dragados.com | |
| Madrid | MADRID | www.ferrovial.com/es/ | |
| Barcelona | BARCELONA | www.comsa.com | |
| Madrid | MADRID | www.grupoortiz.com | |
| Erandio | VIZCAYA | www.bycoconstruccion.com | |
| Erandio | VIZCAYA | www.nortonei.com | |
| Zaragoza | ZARAGOZA | www.eigoconstrucciones.com | |
| Calaf | BARCELONA | www.constructoracalaf.com | |
| Bilbao | VIZCAYA | www.balzola.com | |
| Tarragona | TARRAGONA | www.carbonellfigueras.com | |
| Madrid | MADRID | | |
| Pamplona/Iruña | NAVARRA | www.obrasespeciales.com | |
| Madrid | MADRID | www.construcia.com | |
| Manacor | BALEARES | www.melchormascaro.com | |
| Puebla de Híjar (La) | TERUEL | www.pretersa.com | |
| Bilbao | VIZCAYA | www.ferrovial.es | |
| Burgos | BURGOS | www.eficanza.es | |
| Sant Cugat del Vallès | BARCELONA | www.onilsa.com | |
| Bilbao | VIZCAYA | www.cycasa.com | |
| Madrid | MADRID | www.ruesma.es | |
| Barcelona | BARCELONA | www.infraestructures.cat | |
| Finestrat | ALICANTE | www.roinworld.com/es | |
| Alzira | VALENCIA | www.blauverd.es | |
| Toledo | TOLEDO | | |
| Oroso | CORUÑA | www.grupopuentes.com | |
| Almería | ALMERÍA | www.grupoalbaida.es | |
| Sevilla | SEVILLA | www.heliopol.es | |
| Vigo | PONTEVEDRA | | |
| Rozas de Madrid (Las) | MADRID | www.magna-industrial.es | |
| Fuenlabrada | MADRID | www.urvios.com | |
| Ourense | ORENSE | www.coren.es | |
| Madrid | MADRID | www.thorspain.com | |
| Madrid | MADRID | www.cotodisa.com | |
| Madrid | MADRID | www.espirea.com | |
| Pamplona/Iruña | NAVARRA | www.vdr.es | |
| Madrid | MADRID | www.fernandezmolina.com | |
| Prat de Llobregat (El) | BARCELONA | www.rogasa.com | |
| Coruña (A) | CORUÑA | www.incoga.com | |
| Pereiro de Aguiar (O) | ORENSE | www.proyecon.com | |
| Majadahonda | MADRID | | |
| Yecla | MURCIA | www.trabis.es | |
| Culleredo | CORUÑA | www.aeisl.es | |
| Cerceda | CORUÑA | www.grupomalasa.com | |
| Zaragoza | ZARAGOZA | www.codesport.com | |
| Cornellà de Llobregat | BARCELONA | www.ocpsl.es | |
| Elche/Elx | ALICANTE | | |
| Barcelona | BARCELONA | www.urcotex.com | |
| Ugao-Miraballes | VIZCAYA | www.olabarri.es | |
| Almería | ALMERÍA | www.grupotejera.com | |
| Santa Cruz de Tenerife | SANTA CRUZ DE TENERIFE | www.syocsa-inarsa.es | |