Tejon Ranch Co. is a diversified real estate development and agribusiness company, which operates through five segments. The Real Estate-Commercial/Industrial segment is engaged in planning and permitting of land held for development; construction of infrastructure; the construction of pre-leased buildings; the construction of buildings to be leased or sold, and the sale of land to third parties for their own development. The Real Estate-Resort/Residential segment activities include land entitlement, land planning and pre-construction engineering and conservation activities. The Mineral Resources segment includes oil and gas royalties, rock and aggregate royalties, royalties from a cement operation leased, and the management of water assets and water infrastructure. The Farming Operations segment farm permanent crops, including the wine grapes, almonds and pistachios. The Ranch Operations segment consists of game management and ancillary land uses, such as grazing leases and filming.