Esteban Massana is a Spanish actor, voice actor, and director with over three decades of experience in the audiovisual industry. His career began in theater in Barcelona in 1983, and he has since become a prominent figure in dubbing, radio, and music. He holds a degree in Information Sciences, a intermediate degree in Instrument from the Conservatorio Profesional del Liceo, and a postgraduate degree in Audiovisual Business Management from the Instituto de Empresa.

In the realm of anime and animated series, Massana has lent his voice to numerous characters. A notable recent role is Asu in the Spanish dub of the series Dorohedoro, produced by Netflix España in 2020. His broader body of work in animation includes participation in well-known titles such as The Prince of Bel-Air, Braveheart, Saint Seiya (Los Caballeros del Zodiaco), The Simpsons, Sailor Moon, and Star Trek. Beyond animation, his voice is featured in a wide array of video games, including major franchises like Assassin's Creed, Far Cry, Destiny, Resident Evil, Horizon Zero Dawn, and World of Warcraft.

His work is not limited to dubbing foreign productions. Massana has also been active as a narrator for audiobooks and documentaries. Notably, he narrated the series Ciudades del siglo XXI for TVE, a performance that earned him the first prize in the voice category at the New York Festival in 2007. He has narrated over twenty audiobook titles for platforms such as Storytel, Audible, and Grupo Planeta. Examples of his narration work include the audiocuento La Noche del Fin de los Tiempos in 2019 and voicing the credits narrator for the audiobook Una España Mejor, also in 2019.

Massana has also contributed to the industry as a director and teacher. He was a pioneer in teaching dubbing and voice-over in Spain and is a professor and director at AULA 51, a locution school in Madrid. His directing credits include the 1996 documentary Los Nuevos Modelos de Telefonía, for which he also served as the dubbing director and adjuster. His expertise is frequently sought in media discussions, particularly regarding the impact of new technologies like artificial intelligence on the voice acting profession.