RayStudio are a graphic design and illustration studio based in Madrid and founded in 2011 by graphic designer Ray Díaz.

Its main area of activity is the field of culture, the environment and institutional graphic communication.

Over the years it has accumulated national and international clients. The studio strives to produce a fresh, direct and universal type of communication, sustainable and committed to the environment.

Ray Díaz
Founder and Art Director

Dreux (France), 1976. Ray has a degree in fine arts. It has focused its activity in Madrid since 2010, carrying out projects for the cultural and environmental field. The commitment to sustainability and respect for the environment are two premises that govern their work.

Marta Antelo

Marta is graduated in Fine Arts in Valencia, her natal city. After graduation she moved to Madrid and works as a freelance illustrator, she loves working contributing concepts to her illustrations and also she likes recreate herself with delicate textures.

Sara Estragués

Vic (Spain), 1996. Sara studied Interactive design at the School of Art of Vic and afterwards she received a Graphic Design degree from ESDAP Cataluña. Currently, she is working in the studio from her home in Barcelona.


Introduction to sustainable design subject in the Graphic Design degree, IED Madrid 2020.

Design projects subject in the Graphic Design degree, IED Madrid 2020.


Teatros del Canal, Comunidad de Madrid, Revista Ballena Blanca, Imaginarium, CONAMA, Ministerio. de Medio Ambiente de España, WWF, Fundación Biodiversidad, Teatro Auditorio de San Lorenzo de El Escorial, Universidad Internacional Menéndez Pelayo, Festival de Otoño de la Comunidad de Madrid, Anaya Publishing, Fismuler, Armando, Gabinoteca, Centro de Estudios Ambientales (CEA) de Vitoria-Gasteiz, Sigfito, …


Art Direction
Book Design
Website Design