UCTT vs CWT Comparison

Ultra Clean Holdings Inc, through its subsidiaries, manufactures and supplies production tools, modules, and subsystems for the semiconductor capital equipment industry. The product includes precision robotic solutions, gas delivery systems, and a variety of industrial and automation production equipment products; subsystems include wafer cleaning subsystems, chemical delivery modules, top-plate assemblies, frame assemblies, and process modules. Its customer base includes firms in the semiconductor capital equipment industry, medical, energy, industrial, flat panel, and research equipment industries. It has two segments: Products and Services. Its principal markets are the Americas, Asia Pacific, and EMEA.

California Water Service Group is a U.S. water and utilities holding company based in California. The company provides water utility and other related services in California, Washington, New Mexico, Hawaii and Texas through its wholly-owned subsidiaries. The bulk of the company's business consists of the production, purchase, storage, treatment, testing, distribution, and sale of water for domestic, industrial, public, and irrigation uses, and the provision of water for domestic and municipal fire protection services.