 A Headquarters and Service Company was organized on March 1, 1942, and a Women Marine Company (part of the United States Marine Corps Women's Reserve) organized as part of the Headquarters unit on April 1, 1943.To house both companies, the Marine Corps began acquiring, through purchase, easement, eminent domain, and other means, property to the west and northwest of the Navy Annex Building.This included most of the Syphax land, except for that already purchased by Abbey Mausoleum.