Saulius Kruopis was born in 1960 in Šiauliai city (Lithuania). He obtained profession of art photographer at Stepas Žukas College and painter's at National Art Academy. Had private lectures from most accomplished painters of the time. Since 1995 he is Annual International Painting plein-airs in Nida organizator and idea reviver. Since 1999 foundator and chairman of Artist Association "Tiltas", which is continuing expresionists movement called "Brücke" tradition. He is also member of other organizations such as Lithuania Artists Union (since 1995), Lithuania-India fellowship (since 1996), Esslingen (Germany) painters guild (since 2006), Europa-Focus artists association (since 2013), Baltic Region Artists Group at ARS Arrakoski gallery Finland (since 2014). Saulius Kruopis activelly publishing various with art and history related albums, is author of numerous articles in Lithuanian and international press.

He is recognised author since his first paining exhibition. Artist won first contest for the post stamps when Lithuania regained it‘s independence (1990). He is receiver of various Neringa‘s city (2005) "Ogmios pulses" (2000), Lithuania‘s Artist Union awards (2005). He also had received honorary citizenship of Klaipeda award back in 2010.

Author had organized or participated in more than 80 personal and 370 group exhibitions. Had organized more than 50 international plein-airs. All that was done in Lithuania and various other countries such as USA, Nepal, India, Italy, Ukraine, Germany, Russia, Armenia, Finland, Denmark, Estonia, Belarus, Poland, Latvia. His paintings are held in various private and public collections, such as Armenian National Art Museum.