SJW Corp. is a holding company. The Company has approximately five subsidiaries: San Jose Water Company, SJWTX, Inc., SJW Land Company, Texas Water Alliance Limited (TWA) and SJW Group, Inc. SJWTX, Inc. is doing business as Canyon Lake Water Service Company (CLWSC). The Company operates through two segments: Water Utility Services and Real Estate Services. The Water Utility Services segment provides water utility and utility-related services to its customers through its subsidiaries, San Jose Water Company, CLWSC and TWA. The Real Estate Services segment includes property management and investment activity conducted by SJW Land Company. The principal business of Water Utility Services consist of the production, purchase, storage, purification, distribution, wholesale and retail sale of water. SJW Land Company owns undeveloped land and owns and operates a portfolio of commercial buildings in the states of California Texas Arizona and Tennessee.