It was founded in 2017 when a series of artists started organizing alternative spaces for emerging art.

[1] [2] The name "CASSTL" is an acronym that refers to the initials of the founders: Venezuelan-Belgian artist duo Carla Arocha and Stéphane Schraenen, and Belgian painter Luc Tuymans.

They can also launch other types of spaces that function more smoothly and freely.

[4]In 2019, Los Angeles breakout art star Gabriela Ruiz performed at CASSTL with a work that played with body and identity where she was seen on a bed of Zote laundry soap, touching on issues of domesticity and labor.

[5] The following is a chronological list of exhibitions held at CASSTL in Antwerp, Belgium.