Major Public Companies

• Business: Investing: Stocks and Bonds: Exchanges 

• Qualcomm  - Develops, manufactures, licenses and supports digital wireless communications products and services using CDMA technology.
• Quanex Corporation  - Produces steel bars used by original equipment manufacturers (OEMs) to manufacture camshafts, transmission gears, and bearing cages and rollers.
• Quanta Services  - Servicing company to electric and gas utilities and telecom providers. Installs, repairs, and maintains network infrastructure such as electric, gas, cable TV, and telephone and data lines.
• Quest Diagnostics  - Provider of diagnostic testing, information, and services. Site presents news, contact details, and featured lab tests.
• Questar  - Oil and gas corporation engaged in exploration, production, gathering, processing, storage, and wholesale marketing operations.
• Quiksilver Inc.  - Designer, producer, and distributor of clothing, accessories and related products for young and young-minded people.
• Qwest Communications  - A global leader in broadband Internet-based communications; this site offers information about its company, investors, partners, and media services. .