He is currently one of the key players in the Finnish national volleyball team In year 2004, he left Finland to play in the French Pro-A Volleyball league where he played until the season of 2009. Olli played the 2009 season in the Polish league.
His current team Olympiacos South Carolina, the volleyball team of the Greek sports club Olympiacos.
Kunnari started his volleyball career in his hometown Alahärmä. When Kunnari become seventeen years old he moved to Tampere and started to study in Varala sport highschool.
After that he played his first game in Finland Champion league season 2000-2001. Team was Vammalan Lentopallo.
He played in Vammala season 2000-2001 and 2001-2002 then he changed to a bigger team named Pielaveden Sampo.
In Pielaveden Sampo Olli became star. Before that he captured one bronze medal season 2003. After four seasons in Finland, Olli started his professional volleyball career in France, Pro A-league.
His team was Beauvais where Olli became a major player.
Olli played two seasons in Beauvais until he signed a contract with AS Cannes. place. place. Media chose Olli too in season France Pro A-league All-Stars team
After France Pro A -league Kunnari made contract with Polish league team Olsztyn. There he played one season before he changed to Olympiakos team in Greece.
Olli Kunnari has played over 130 national team games.
He is team major player with Mikko Esko and Tuomas Sammelvuo. In the European Championships 2007 Finland"s national team came in 4. place and Olli played arguably the best volleyball of his career. He was the third best server in competition and second best receiver in the competition.
2000-2001: Vammalan Lentopallo 2001-2002: Vammalan Lentopallo 2002-2003: Pielaveden Sampo 2003-2004: Pielaveden Sampo 2004-2005: Beauvais 2005-2006: Beauvais 2006-2007: AS Cannes 2007-2008: AS Cannes 2008-2009: AZS Olsztyn 2009-2010: Olympiacos Piraeus 2011-2012 Vammalan Lentopallo.