Your Trusted Leader in Home Security & Automation

Security & Alarm Dealers Located in Castro Valley, CA

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    Our advanced wireless security systems enable you to always know what’s happening at your home or business.

  • Cerny's Locksmith / Eagle Security Service is your commercial security installation and service company.

  • Over the decades, Sciens has installed thousands of life safety, security, communication and electrical systems throughout the country.

  • We deliver excellent service to Residential & Commercial customers in the San Francisco, Greater Bay Area, and Reno, Sparks, Tahoe, Nevada.

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