Headquarters is a thoroughbred horse born in Australia in 2017. Race horse Headquarters is by Unencumbered (AUS) out of Rose Line (AUS) , trained by Melissa Wells. Headquarters form is available here. Owned by Mrs M J Wells, I D Wells, Miss B L Wells, Miss C J Wells, Mrs V L Reed, Mrs L G Hopkins, P G Hopkins, Mrs K Haenen, R W Ellis, Mrs D L Ellis, Miss A Gurry & F J Coonerty.