Foronda was born in Barcelona, Spain.
During summer camps as a child, young Foronda found fascination and desire to perform in first theatre plays. After several years of competitive athletics during his teenage years, he became incredibly devoted to theatre and film acting. His talent on stage allowed him to perform the Shakespearean theatre-play Macbeth at the Barbican Theater, London in 2002, directed by Calixto Bieito.
In the early 90ties, Foronda started performing in commercials and amateur theatre. He continued acting in different TV episodes of well known Spanish TV-series such as El comisario (1999) and Los Serrano (2003), among others.
So far, as an actor, Foronda has appeared in over 50 films and TV series. In his career, he has been acting in German, English, Swedish, US American, Korean, Catalan and Spanish productions. His international career set off in 2010 with a British TV Production, Any Human Heart (2010), a Mini-series directed by Michael Samuels, where Foronda played the role of Faustino Angel alongside Matthew Macfadyen. In the years to follow, he appeared in other international film and TV productions. In 2017 Foronda played a journalist in the German TV series, Tatort, Barcelona Crime (2017). Different, more prominent roles for international projects follow.
In 2019 Foronda can be seen in the Swedish C-More TV series Gåsmamman (2015), with the credited role of the cunning and implacable Columbian drug dealer "El Largo". In 2020 he appeared in the Netflix TV series Warrior Nun (2020). Furthermore, Foronda played in Netflix TV series The Crown (2016) and acts as a significant historical character in Season 4. His role is Constantino Davidoff, deemed by some as responsible for starting the Falklands War. In the Sky AtlanticTV series Riviera (2017), Season 3 (2017) Foronda can be seen as an Argentinian businessman, Señor Alvarez. In both The Crown (2016) and Riviera (2017), Foronda plays an Argentinian character. In the BBC 1 TV series The Mallorca Files (2019), Season 2 (2021), Foronda is credited for the role of Sebastiá, a Mallorcan Sous Chef.