See also:

• Regional: North America: United States: Business and Economy: Real Estate  (186)
• Regional: North America: United States: Regions: Southwest: Business and Economy: Real Estate  (13)

• California Association of Homeowners Associations - Organization information and objectives, as well as documentation (requires membership).
• The California Escrow Association - Professional organization for escrow officers in the state of California
• California Tax Data - Provides simplified explanations of complicated property taxes, the single largest expense of home ownership.
• Collins Commercial Corporation - Real estate services marketing major office, industrial and investment properties throughout the West with offices in Ontario, Irvine, and Solvang. View properties, investment, news and employment.
• eAgent Services - Resources for realtors such as web site and home page creation, title services, home warranty, escrow, inspectors, insurance, and open houses.
• eHomeTours - Real estate listings, agent information and land with live-streaming videos.
• Instant Office/Office Space - OfficeGeneral-TechCenters specialize in fully-furnished office space or office incubators. Also offers on-site T-1 internet connection, conference and training facilities.
• Keyser Marston Associates - Real estate advisory firm, providing integrated services that range from the conceptual phase to a project's opening. Advises public and private sector clients. Offices in San Francisco, Los Angeles and San Diego.
• RE/MAX Gold - Real estate brokerage with offices throughout central and northern California.
• The Ryness Company - With locations in Danville, San Diego and Irvine, provides land brokerage, title, escrow, lending and marketing for developers, builders and financial institutions. Profile and development information.
• Sotheby's International Realty - Property search, offices and mortgage information. Offices in Beverly Hills, Los Angeles, Santa Monica Westlake Village, Pacific Palisades, Malibu, Pasadena, Montecito, Santa Barbara, and Los Olivos.