General Construction
How we work
At Top Union Contracting we care about every detail, not just during the building process, but since customer contact with us.
We provide a detailed evaluation and alternative engineering designs in order to make our customers save money. We find, as well, the best solution to cover their needs.
Material selection & project schedule
We recommend the best quality materials so our customers can have a variety of options without worrying about the quality of the project. All your project step by step, from the contract signature until the project finalization will be scheduled and strictly excecuted. 
The whole process are stablished according to ISO-9001 standard as well as the Spanish AENOR standard to guarantee a detailed tracking of every action taken on the project. As a result of all this process, we provide a general guarantee of the whole project, including the materials, also supported by the manufacturer's guarantee.
Railways & Airports