"We, the owners, are working each day to improve this club. This is a long-term project, we need patience and time," Nash said.
La Liga has provisionally elected Javier Tebas to a second four-year term as president.
Spanish second division side Getafe dismissed coach Juan Esnaider on Monday after a poor start to the campaign.
Former Villarreal manager Marcelino has demanded a public apology from Rayo Vallecano president Raul Martin Presa.
Sergio Aguero's younger brother, Gaston "Kuncito" del Castillo, has joined Spanish Segunda side Cadiz from Independiente.
Real Madrid have been told they must pay €18.4 million to the local government.