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            • Security Services

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              Results Found: 3 View On Map new search
              Bay Alarm, Inc.
              Bay Alarm, Inc.
              Bay Alarm Company is the largest independently owned and operated alarm company in California, protecting more than 100,000 residential and commercial customers.
              5130 Commercial Cir.
              Concord, CA 94520
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              • (925) 808-4805
              Guardian Security Agency
              Guardian Security Agency
              1820 Galindo Street, #3
              Concord, CA 94520-2447
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              • (925) 356-3034
              Signal 88 Security of Contra Costa
              Signal 88 Security of Contra Costa
              Signal 88 Security. World-class security, locally owned and operated.
              1647 Willow Pass Road
              Suite 200
              Concord, CA 94520
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              • (925) 494-9000