Matenga attended Christchurch Boys' High School and played for their first XV. In 2009, he graduated from the University of Otago with degrees in marketing and tourism.
The 28-year-old made his starting debut for Otago in their Ranfurly Shield challenge against Canterbury in September 2009 and was a part of the Highlanders' wider training squad for the 2010 Super Rugby season.
In October 2015, Matenga was named in the Blues squad for the 2016 Super Rugby Season.
(LS March 2016)
Career
 |
China Lions No 4 Lock |
2020 - present |
 |
Otago Openside Flanker |
2009 - 2011 |
 |
Mont-de-Marsan Openside Flanker |
2011 - 2013 |
 |
Wellington Blindside Flanker |
2015 - 2016 |
 |
Blues No 4 Lock |
2015 - 2016 |
 |
Maori All Blacks Blindside Flanker |
2018 - 2018 |
 |
Bay of Plenty Openside Flanker |
2018 - 2023 |
