Dominic is CEO of Castle Craig Hospital and Smarmore Castle Private Clinic Ireland, and a Director of Stockholms Beroendeklinik and CATCH Recovery, London.
A member of the McCann family who founded Castle Craig, Dominic joined Castle Craig in 2009 as Development Manager and Director.
In this role, Dominic has overseen the enhancement of Castle Craig’s services, and the launch of new clinics in Ireland, Sweden and London. In 2018 he led a successful campaign to highlight abuses of the Google Ads platform and other unethical business practices in the sector. Dominic was also the Chief Executive of Smarmore Castle from 2017 to 2019.
Dominic previously spent several years working with charities in the UK, Eastern Europe and Africa.
This work encompassed child-care, learning disabilities, disaster relief and development, NGO resource building and primary healthcare services.
Published work
March 2026 – Does Rehab Work? How It Works, For Whom, and Under What Circumstances. This article examines the evidence for residential rehabilitation in UK addiction treatment, arguing it should be judged not as a one-off cure but as a high-impact stage within a longer recovery journey. Drawing on major longitudinal studies and decades of treatment centre outcomes, it explores what actually drives lasting recovery and how Castle Health is applying these insights through initiatives like ALAANA. It concludes with a call for a collaborative, multi-site study to establish shared outcome standards across UK providers. Continue reading.
April 2025 – How to Become an Addiction Counsellor in the UK. This article maps out the university-based routes into addiction counselling in the UK, addressing the gap left by the closure of dedicated specialist degrees. It covers everything from undergraduate counselling pathways and postgraduate options to professional accreditation with bodies like Addiction Professionals, alongside the personal qualities and ongoing development needed to sustain a career in this demanding field. It also touches on training opportunities abroad and what comes next for those starting out. Continue reading.