OSIS vs CWT Comparison

OSI Systems Inc is a designer and manufacturer of electronic systems and components for businesses in the homeland security, healthcare, defense, and aerospace markets. The firm is organized in three business segments: Security, which derives maximum revenue, provides security and inspection systems; Healthcare, which provides patient monitoring, diagnostic, cardiology, ventilation systems and defibrillators; and Optoelectronics and Manufacturing, which provides specialized electronic components and manufacturing services for the Security and Healthcare segments and external original equipment manufacturers. Majority of the firm's revenue is generated in the United States, and the rest from Mexico, Europe, the Middle East, and Africa, and the Asia Pacific regions.

California Water Service Group is a U.S. water and utilities holding company based in California. The company engages in the production, treatment, storage, distribution, and sale of water for various uses. The firm operates through its subsidiaries, which can be divided between regulated and unregulated businesses. The regulated public utilities subsidiaries operate in California, New Mexico, Washington, and Hawaii. The unregulated subsidiaries provide water utility services to private companies and municipalities. The company derives the majority of its revenue from its operations in California and, overall, from residential customers.