Gimeno inherited his name from his grandfather Dimas Álvarez Rodríguez, who was the cousin of the second president of El Corte Inglés, Ramón Areces.

He is married to Mónica Esteban Morán,[3] president of the NGO Juegaterapia, and advertising creative director at the TAPSA agency.

In 1999, after spending six months as an intern in the litigation department of law firm Baker McKenzie, he traveled to Australia to study film direction at the University of Technology in Sydney.

[4] Since the age of 20, Gimeno's professional career has been linked to department store chain El Corte Inglés, a company that is considered an Entity of Public Interest in Spain and is the largest employer in the country (in 2016 it had 92,690 employees).

[6] During his tenure as CEO of El Corte Inglés, the group achieved important milestones such as the international expansion to Portugal, the launch of e-commerce and the creation of fashion brands and hospitality areas such as Gourmet Experience.