Tuhia he tomokanga mō tēnei wāhanga - I muri i te whakarato i te taupoki wā poto i te kapa rohe Scarlets i te mea i haere atu a Mark Jones ki te āwhina i te kapa ā-motu o Wales i te whakataetae Six Nations 2013
, I uru atu a Holley ki Bristol Rugby hei kaiako mo te roopu tuatahi i mua o te waa 2013-14. I whakahoutia e ia tana kirimana me Bristol i te Paenga-whāwhā 2015. I piki ake a Bristol ki te English Premiership i raro i te kaiarahi a Holley i te mutunga o te waa 2015/16 i te whiu i a Doncaster i ta raatau whiringa toa tuatoru i roto i nga tau maha. I te 24 o Pipiri 2016, ka wehe ia me Bristol Rugby i te kamupene ma te whakaae.