[1] Galvas scored one goal in 36 games for HC Olomouc of the Czech Extraliga during the 2016–17 season.
[5] After two seasons in the Liiga with Jukurit, Galvas was signed by draft club, the Chicago Blackhawks, to a two-year, entry-level contract on 7 May 2021.
[6] During the 2021–22 season on January 11, 2022, in his NHL debut, the rookie defenseman played 23:40 against the Columbus Blue Jackets, the second-most among Blackhawks skaters, which included 1:51 on the penalty kill.
Following two seasons within the Blackhawks organization, Galvas as a pending restricted free agent opted to return to Europe in signing a two-year contract with Swedish club, Malmö Redhawks of the SHL, on 9 May 2023.
[8] Galvas was part of the winning Czech team at the 2016 Ivan Hlinka Memorial Tournament.