Promotions BERNA DIEGO S.L. is a company that was established in 1994, where the family tradition from two generations meets the modern conception of a third generation company, giving rise to the current one, as an integrator of both forms of business organization in the construction sector . The company was born with a general construction vocation, specializing since its origins in the complete building works, mainly housing buildings, both free and public promotion and business premises. Although it has also proved its professional solvency in the execution of single-family homes, reforms, contracting with the public administration etc ...