driven by the talent of cortina and alcocer, and through a never before tried diversification from its core building business into other sectors, the company grew greatly in value over a period of 18 years. this growth was accomplished in spite of the spanish crisis that took place between the years of 1973 and 1985. the company that was having a turnover of 1,000 million pesetas when alberto joined it, became a diversified group of over 30 companies, with a total turnover of close to 300,000 million pesetas and a valuation of usd 3b.