He joined Readymix as an executive director in 1999 from a competitor, Kilsaran Concrete, and succeeded John McNerney as managing director in January 2004. A brief statement to the Stock Exchange yesterday morning said that the managing director had "resigned by mutual agreement" with immediate effect (30 November).
Mr Gonzalez’s promotion will freshen speculation of a possible move by the Mexicans to buyout the minority shareholders. "I think it will be sooner than later - they won’t leave the status quo", suggested one close observer. Readymix issued a profit warning last December and followed up in February with a 46pc drop in 2004 EPS to 9.2c. The group’s problem is contracting margins, reflecting tough price competition in concrete markets in Ireland, which make it difficult for the company to recover higher input costs of cement, energy and aggregates.