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San Diego Business & Commercial Alarm Security Systems

San Diego Business & Commercial Alarm Security Systems

Commercial Alarm Security Overview:

We are proud to exceed the expectations of our Financial, Commercial and Industrial Customers, which hold us to strict standards. Our expertise extends to all industries that we service, assuring you that your facility will be as safe and secure as possible. We set ourselves apart with prompt, professional and efficient service that builds a close and trusting relationship with our customers. Sierra Group is all about delivering excellent customer service and we pledge to go beyond what is expected in response, availability and delivery. Serving your needs is our priority.



Security System Applications
  • Bank, Credit Union and ATM Specific Security Systems
  • Retail /Commercial / Industrial / Manufacturing Facilities
  • Federal / State / Educational Institutions
  • Auto and Heavy Equipment Dealerships
  • Property and Facilities Management Groups
  • Construction Sites and Remote Locations

Security System Services
  • Installation and Service
  • Professional Design and Consultation
  • 24-hour Alarm and Video Monitoring
  • Service and Maintenance Plans - On New and Existing Equipment
  • Training Services
  • Lease Options
Sierra Group Provides The Following Security Services Statewide:
Do You Have Any Security Questions?





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Corporate Headquarters
560 Riverdale Drive
Glendale, CA 91204

License #749452
ACOL #5382
Northern California
23785 Cabot Blvd., Suite 317
Hayward, CA 94545
ph)
email) info@callsierra.com

Sierra Group is a California statewide commercial general contracting firm that brings together three unique facility based service divisions, commercial construction, facilities maintenance, electronic security surveillance and business alarms, operating under one company. Our commitment, dependability and sensitivity to operational schedules, environments and cost effective solutions allow us to provide a total solution for all of your building maintenance needs.