Dave O’Sullivan is a consultant rugby physiotherapist for England Rugby Union who has worked at the 2019 Rugby Union World Cup in Japan and the 2020 Six Nations. He was also the England Rugby League Physiotherapist for the 2017 Rugby League World Cup in Australia. Dave has the unique honour to being involved in a World Cup Final in Rugby League and Rugby Union. Dave also is the clinical director of ProSport Physiotherapy in Huddersfield where he has a 5 treatment room private practice with 12 staff .

Dave is also currently working with Huddersfield Giants, Warrington Wolves and Hull F.C and mentoring their Head Physiotherapists along side working with Professional Golfers and other top sporting professionals.

Dave set up The ProSport Academy ‘Go-To’ Therapist Mentorship in 2015 to give therapists an opportunity to learn how to treat the cause and not just the patient’s symptoms. Dave teaches his exact assessment, treatment and return to play rehab progressions in the mentorship alongside in-depth clinical reasoning of understanding the WHY. Dave has now mentored over 200 therapists from Ireland, U.K, Europe, Australia, New Zealand, U.SA and Canada.