[3] Renda made his professional debut on 30 September 2004, where he defeated the previously unbeaten Mark Ellwood in a second-round technical knockout.
[4] In September 2007, Renda defeated Steve Ede to win the British Masters middleweight title.
[5] On 8 March 2008, Renda challenged the undefeated Paul Smith, who was a contestant in The Contender 3, for the vacant English middleweight title.
He defeated Danny Thornton by second-round knockout and Max Maxwell on points on his way to the final.
In the final Renda faced tournament favourite Martin Murray who defeated him by a close points decision.