Career
He is 2.10 m (6 ft 10½ in) tall, 105 kg (231 lbs), and playes at the opposite hitter position. Venno started his career in hometown club at the age of 16. In 2009 Venno signed with of Slovenia.
From 2010 to 2012 he played in Germany for winning the German League championship and the German Cup once.
Venno started the 2012-2013 season in the Montenegrin top team Budvanska Rivijera Budva. He left the team in December and joined his fellow countreymen Raimo Pajusalu and Keith Pupart in the French team Rennes Volley 35.
Foreign the 2013-2014 season Venno signed with Prikamye Permanent of the Russian Volleyball Super League. In June 2014 Venno moved to Austria and signed a deal with local powerhouse.
In July 2015 Venno signed with Ziraat Bankası Ankara of the Turkish Men"s Volleyball League.
Oliver Venno represented the Estonian youth teams in the U16, U18 and U20 level Venno has also successfully represented Estonia in beach volleyball. Club Individual.