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. Administration Company is unique in that it provides first line support to the battalion itself, while the remaining companies provide second and limited third line support to units across 2 CA Div.