Established in 1965, Custom Building Products provides installation and maintenance services for tile and stone products. Its products include backerboards, underlayments, mud beds, patching compounds, membranes, moisture barriers, mortars, adhesives and grouts, as well as tile cleaners and sealers. Additionally, the company provides a range of installation tools, such as notch trowels, tile nippers, knee pads, mixers, scoring knives, scrappers, shavers, sponges, gloves, diamond blades and backerboard accessories. The company s products are available in a range of brand names, such as Prism, SureColor, LevelLite, ProLite, MegaLite, OmniGrip and EasyMat. Headquartered in Seal Beach, Calif., Custom Building Products maintains one of its locations in Stockton, Calif.