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NAICS 561621 · Security Systems Services (except Locksmiths)

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Security systems in San Gabriel, CA

7 security systems in San Gabriel, CA; 713 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Diversified Alarm Services Inc

    ActivePrivate motor carrier

    San Gabriel, CA

    CallAsk it
    Proof for Diversified Alarm Services Inc
    USDOT registration
    FMCSA 2761375
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    San Gabriel, CA · serves California
    Phone
    (323) 980-9528
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  2. Diversified Alarm Services, Inc.

    ActiveCorporation registered in SAM.gov

    San Gabriel, CA

    Ask it
    Proof for Diversified Alarm Services, Inc.
    SAM.gov registration
    SAM.gov Z3AKPAYURNC2
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jul 22, 2027
    Checked
    Oct 23, 2026
    Where
    San Gabriel, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  3. Earl Security Inc

    ActiveAlarm Company Operator

    San Gabriel, CA

    Ask it
    Proof for Earl Security Inc
    License
    DCA BSIS-ACO-3034
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Feb 28, 2027
    Checked
    Oct 23, 2026
    Where
    San Gabriel, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 3034 → California Department of Consumer Affairs search

  4. Professional Home Automation and Security LLC

    ActiveAlarm Company Operator

    San Gabriel, CA

    Ask it
    Proof for Professional Home Automation and Security LLC
    License
    DCA BSIS-ACO-7880
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Jul 31, 2027
    Checked
    Oct 23, 2026
    Where
    San Gabriel, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 7880 → California Department of Consumer Affairs search

  5. S D S Security Design Systems Inc

    ActiveAlarm Company Operator

    San Gabriel, CA

    Ask it
    Proof for S D S Security Design Systems Inc
    License
    DCA BSIS-ACO-1387
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Dec 31, 2027
    Checked
    Oct 23, 2026
    Where
    San Gabriel, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 1387 → California Department of Consumer Affairs search

  6. Diversified Alarm Service, Inc.

    Security systems

    San Gabriel, CA

    CallAsk it
    Proof for Diversified Alarm Service, Inc.
    Where
    San Gabriel, CA · serves California
    Phone
    (800) 252-7652
    Listing
    Built from public records. Not claimed yet, so call them directly.

  7. Security Design Systems, Inc

    Security systems

    San Gabriel, CA

    CallAsk it
    Proof for Security Design Systems, Inc
    Where
    San Gabriel, CA · serves California
    Phone
    (888) 737-4001
    Listing
    Built from public records. Not claimed yet, so call them directly.

  8. Bell Security Systems, Inc.

    ActiveAlarm Company Operator

    Temple City, CA · 2 mi away

    CallAsk it
    Proof for Bell Security Systems, Inc.
    License
    DCA BSIS-ACO-6026
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Apr 30, 2028
    Checked
    Oct 23, 2026
    Where
    Temple City, CA · serves California
    Phone
    (800) 606-6688
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 6026 → California Department of Consumer Affairs search

  9. D & S Security Inc.

    ActiveAlarm Company Operator

    Monterey Park, CA · 4 mi away

    CallAsk it
    Proof for D & S Security Inc.
    License
    DCA BSIS-ACO-7555
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Nov 30, 2027
    Checked
    Oct 23, 2026
    Where
    Monterey Park, CA · serves California
    Phone
    (323) 224-6700
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 7555 → California Department of Consumer Affairs search

  10. Dnc Electronic Security Systems Inc

    ActiveAlarm Company Operator

    Alhambra, CA · 3 mi away

    CallAsk it
    Proof for Dnc Electronic Security Systems Inc
    License
    DCA BSIS-ACO-3234
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Sep 30, 2027
    Checked
    Oct 23, 2026
    Where
    Alhambra, CA · serves California
    Phone
    (626) 300-8989
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 3234 → California Department of Consumer Affairs search

  11. A & G Security Inc

    ActiveAlarm Company Operator

    El Monte, CA · 3 mi away

    Ask it
    Proof for A & G Security Inc
    License
    DCA BSIS-ACO-4285
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Oct 31, 2027
    Checked
    Oct 23, 2026
    Where
    El Monte, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 4285 → California Department of Consumer Affairs search

  12. Alltime Security Alarm Engineering

    ActiveAlarm Company Operator

    Alhambra, CA · 2 mi away

    Ask it
    Proof for Alltime Security Alarm Engineering
    License
    DCA BSIS-ACO-4387
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    May 31, 2028
    Checked
    Oct 23, 2026
    Where
    Alhambra, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 4387 → California Department of Consumer Affairs search

  13. American Dynamic Services, Inc.

    ActiveAlarm Company Operator

    San Marino, CA · 2 mi away

    Ask it
    Proof for American Dynamic Services, Inc.
    License
    DCA BSIS-ACO-6335
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Jul 31, 2028
    Checked
    Oct 23, 2026
    Where
    San Marino, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 6335 → California Department of Consumer Affairs search

  14. Beta Security System

    ActiveAlarm Company Operator

    Temple City, CA · 2 mi away

    Ask it
    Proof for Beta Security System
    License
    DCA BSIS-ACO-3042
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Feb 28, 2027
    Checked
    Oct 23, 2026
    Where
    Temple City, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 3042 → California Department of Consumer Affairs search

  15. Brijon Holdings LLC

    ActiveAlarm Company Operator

    Pasadena, CA · 4 mi away

    Ask it
    Proof for Brijon Holdings LLC
    License
    DCA BSIS-ACO-8159
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Sep 30, 2028
    Checked
    Oct 23, 2026
    Where
    Pasadena, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 8159 → California Department of Consumer Affairs search

  16. Buddy Signal Alarm

    ActiveAlarm Company Operator

    Pasadena, CA · 4 mi away

    Ask it
    Proof for Buddy Signal Alarm
    License
    DCA BSIS-ACO-8132
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    May 31, 2028
    Checked
    Oct 23, 2026
    Where
    Pasadena, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 8132 → California Department of Consumer Affairs search

  17. Calcom Monitoring

    ActiveAlarm Company Operator

    Rosemead, CA · 2 mi away

    Ask it
    Proof for Calcom Monitoring
    License
    DCA BSIS-ACO-8058
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Sep 30, 2028
    Checked
    Oct 23, 2026
    Where
    Rosemead, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 8058 → California Department of Consumer Affairs search

  18. Cor Systems

    ActiveAlarm Company Operator

    Pasadena, CA · 4 mi away

    Ask it
    Proof for Cor Systems
    License
    DCA BSIS-ACO-5876
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Apr 30, 2027
    Checked
    Oct 23, 2026
    Where
    Pasadena, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 5876 → California Department of Consumer Affairs search

  19. Diversified Alarm Service,Inc.

    ActiveAlarm Company Operator

    Monterey Park, CA · 4 mi away

    Ask it
    Proof for Diversified Alarm Service,Inc.
    License
    DCA BSIS-ACO-5547
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Jan 31, 2027
    Checked
    Oct 23, 2026
    Where
    Monterey Park, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 5547 → California Department of Consumer Affairs search

  20. Dpg Security Corporation

    ActiveAlarm Company Operator

    Temple City, CA · 2 mi away

    Ask it
    Proof for Dpg Security Corporation
    License
    DCA BSIS-ACO-7796
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Sep 30, 2028
    Checked
    Oct 23, 2026
    Where
    Temple City, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 7796 → California Department of Consumer Affairs search

More cities in California

San Diego 85Livermore 84Los Angeles 84Sacramento 66San Jose 60Fresno 51Anaheim 37Irvine 35San Francisco 35Riverside 34Bakersfield 29Orange 21Simi Valley 21Fremont 19Stockton 19Van Nuys 19

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