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Help protect your home or business with a security system monitored by ADT.

Sentry Security Systems, ADT Authorized Dealer, is a locally owned and operated company that has been serving various northern California counties since 2000. If you are looking to pre-wire your home for alarm or home theater, we offer a wide variety of packages from basic pre-wiring to full installations.

home security alarm security system installation

Our Sacramento office provides service to the following counties:

  • El Dorado
  • Placer
  • Sacramento
  • Solano
  • San Joaquin
  • Nevada
  • Alameda
  • Amador
  • Stanislaus
  • Sutter
  • Yolo
  • Yuba
  • Calaveras and Tuolumne
  • Merced
  • Marin
  • Colusa

*A 24-month monitoring agreement is required at $33.99 per month ($815.76 total). Form of payment must be by credit card or electronic charge to your checking or savings account. Offer applies to homeowners only. Local permit fees may be required. Satisfactory credit history required. Certain restrictions may apply. Offer valid for new customeres only. Other rate plans available. Cannot be combined with any other offer. Additional cost for wireless system. Offer not redeemable for cash.