Career
He is the team captain of Novo Nordisk, and along with all riders on the team, he suffers with diabetes. In Autumn 2013 he was diagnosed with Type I diabetes, after several disappointg sporting results over the course of the year. Following a consultation, his doctor told him he was 10 kg (22 lb) underweight and he had all the symptoms of diabetes.
He was taken to hospital after being diagnosed with glycaemia.
Ambrose turned professional in 2015 as part of the Novo Nordisk team, whose members all have diabetes. In February 2015, he completed the second solo stage of the Tour de Filipinas.
2012
3rd, Bruce Kent Memorial
3rd, Mauku Mountain Classic
3rd, Tour de Tanaraki
7th, Championnats d"Océanie de cyclisme round-the-world tour (juniors)
2013
2nd, The Hub - EMC2 Bikes Cycle Tour
2014
4th stage of the Tour de Tanaraki
Two Up Time Trial, Aka Aka
3rd, Taranaki Cycle Challenge
2015
2nd stage of the Tour de Filipinas.