More recent examples of separate companies would be the divisional support companies (i.e., signal, military police, ordinance maintenance, quartermaster, reconnaissance, and replacement companies) of a U.S. Army, Korean War-era infantry divisionNey, Virgil. Evolution of the U. S. Army Division 1939–1968, Technical Operations, Incorporated, 1969, p.58. and the divisional aviation company of a U.S. Army "Pentomic" infantry division. These companies were not organic to any intermediate headquarters (viz., battalion/group/regiment/brigade), but rather reported directly to the division headquarters.
More recent examples of separate companies would be the divisional support companies (ie signal military police ordinance maintenance quartermaster reconnaissance and replacement companies) of a US Army Korean War-era infantry divisionNey Virgil Evolution of the U S Army Division 1939–1968 Technical Operations Incorporated 1969 p58 and the divisional aviation company of a US Army "Pentomic" infantry division These companies were not organic to any intermediate headquarters (viz battalion/group/regiment/brigade) but rather reported directly to the division headquarters