[10] Peach would compete at the 2008 New Zealand National amateur championships but would not get past the quarter finals.
In August 2011, Peach made his TV debut where he fought on the undercard of David Tua vs Monte Barrett II.
[15] In June 2012, Peach fought Steven Anderson in a rematch for the vacant New Zealand national Super Middleweight title.
[16] Peach won the title fight after an accidental head clash caused a cut in the 7th round.
[2] A month later, Peach returned to TV boxing where he fought on the Shane Cameron vs Monte Barrett undercard.
[21] In December 2022, Light fought in Florida to take on Brandon Glanton in a world title eliminator.
[24] Peach said Light was fully prepared for the world title fight and has no excuses no matter what the result.
[38] After escaping an abusive relationship, Motu was invited to join Peach Boxing team.
[39] Motu originally aimed to just lose weight at the gym, but Peach encouraged her to compete as a boxer.
[43] In August 2023, Peach threaten to pull Motu out of her world title defence after the referee that was selected had controversially scored against Kiki Toa Leutele the week before.
Mataika fought on the Mea Motu World title undercard winning against Joseph Tufuga by unanimous decision.
[53] Mataika had to switch his boxing allegiance to Tonga due to lack of funding from New Zealand.
Peach explored the options to pay for the 12,000 bill that comes with competing at the Olympic qualifiers and switching to Tongan boxing team was the best idea.
[55] Peach has a big stable of amateur boxers including Omid Azizi, Sonny Morini, Erin Walsh and more.
[57] In 2022, Peach trained Rugby league James Gavet against Liam Messam for 2022 Fight for Life.
[58][59] In 2023, Peach trained rugby player Sam Tuitupou against Roy Asotasi for 2023 Fight for life.