MADRID | Marcelino Fernández Verdes was appointed Thursday chief operating officer of Hochtief, the German division of the Spanish group ACS. Fernández will sit at the executive committee of Hochtief (Vorstand) with CEO Frank Stieler and CFO Peter Sassenfeld. He will address risk management operations of the entire group Hochtief, but will also face the responsibility of breaking the spiralling downward trend its Australian branch Leighton has fallen into. The move…