1980-1986 studied at the Vilnius Engineering Construction Institute, Faculty of Urban Construction, where he obtained a degree in civil engineering.

2001-2018 taught photography at the Vilnius Academy of Arts (VDA), Department of Photography and Videomaking. He resigned from the VAA after the Ethics Committee of the Academy's Senate found Trimakas guilty of inappropriate behaviour towards two female students.

In 1986, he began to participate in exhibitions. In 1989 he became a member of the Lithuanian Union of Photographers. Since 2000, he has participated in the TTL (Trimakas, Treigys, Lukys) group.
Creativity

In his work, Trimakas has moved Lithuanian photography closer to abstract painting and conceptual art. He experiments with various techniques of photographic image extraction, including the pinhole camera. His works are in Lithuanian and foreign museums and private collections.

Main works.