5 Service Battalion (5 Svc Bn), or 5e Bataillon des services (5 Bon Svc) in French, is a deployable field unit of the Canadian Forces. It provides second and limited third line Combat Service Support to units throughout 2nd Canadian Division (2 CA Div). Located at CFB Valcartier, 5 Svc Bn is composed of a Battalion Headquarters and four functional companies: Transportation, Supply, Maintenance, and Administration.