Al Kathiri Holding Company, together with its subsidiaries, engages in the production and supply of ready-mix concrete products in the Kingdom of Saudi Arabia. It offers hollow cement blocks and bricks; ready-mix and dry-mix multipurpose concrete; concrete additives and plasticizers; concrete and cement window frames; asbestos cement and cellulose fiber cement; and building materials produced from plant-based materials bonded with cement. The company is also involved in contracting and construction works; trading and sale of cement, concrete, and sand; manufacture of insulating and electric lamp glass products; dealing in securities; real estate activities in owned and leased properties; and hotel and hospitality projects. In addition, it designs and manufactures boats and vessels, such as passenger and cargo vessels, oil tankers, recreational boats, and fishing boats, as well as floating marine structures. The company was incorporated in 2008 and is based in Riyadh, the Kingdom of Saudi Arabia.