Combat Stress, a charity that aims to meet the needs of veterans with psychological disability, often related to their service, is seeing growing demand for the care it offers. This paper explores the impact of post-traumatic stress disorder on veterans. In many cases, this is associated with subsequent substance misuse. In describing Combat Stress's approach to helping these individuals, it argue that mainstream and other non-statutory service providers should develop their screening and assessment services to help meet veterans' needs.