Štrombergs was born in Valmiera. His first trainer was Raimonds Ciesnieks. However, the longest collaboration was with Ivo Lakučs. Māris Štrombergs completed the Olympic 2008 BMX in about 36 seconds. Māris completed the Olympic 2012 BMX course in 37.576 seconds. Upon returning from the 2012 Olympics he was greeted by thousands of fans in hometown Valmiera.
On November 13, 2018 Māris Štrombergs announced his retirement.[3]
Career bicycle motocross titles
Amateur/junior men
"2001 The European youth challenge (European Challenge) Champion"
"2005 European Junior Champion."
National Bicycle League (NBL)
None
American Bicycle Association (ABA)
None
Fédération Internationale Amateur de Cyclisme (FIAC)*
International Bicycle Motocross Federation (IBMXF)*
Union Cycliste Internationale (UCI)*
1996 (Worlds Challenge Class), World Champion of nine years in boys' group.