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Citadel Systems

Citadel Systems is a security systems in Millbrae, CA. Its license BSIS-ACO-5247 is active on the issuer's file, checked Oct 23, 2026.

Listing details

What the license board says

Status
License active
License
US-CA-DCA BSIS-ACO-5247
Classes
  • Alarm Company Operator
Expires
Dec 31, 2026
Checked
Oct 23, 2026, against the California DCA business licenses
Look up 5247 on the issuer's search

The business

What they do
Security systems
Where
Millbrae, CA
Serves
California
Listing updated
Oct 24, 2026
Listing
Built from public records. Not claimed yet.

From the government record

  • Licensed Yes US-CA-DCA license BSIS-ACO-5247 is Active, expires 2026-12-31.

    Checked Oct 23, 2026 from the California DCA business licenses · view record

  • Bonded Not in the record The California DCA business licenses does not say whether the business is bonded.

    Checked Oct 23, 2026 from the California DCA business licenses · view record

  • Insured Not in the record The California DCA business licenses does not say whether the business is insured.

    Checked Oct 23, 2026 from the California DCA business licenses · view record

More security systems in Millbrae

  1. Bay Alarm Company

    ActiveAlarm Company Branch

    South San Francisco, CA · 4 mi away

    Proof for Bay Alarm Company
    License
    DCA BSIS-ACB-5373
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Branch
    Expires
    Oct 31, 2028
    Checked
    Oct 23, 2026
    Where
    South San Francisco, CA · serves California
    Phone
    (800) 610-1000
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 5373 → California Department of Consumer Affairs search
  2. A+ Alarm Specialists

    ActiveAlarm Company Operator

    South San Francisco, CA · 4 mi away

    Proof for A+ Alarm Specialists
    License
    DCA BSIS-ACO-6666
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Dec 31, 2026
    Checked
    Oct 23, 2026
    Where
    South San Francisco, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 6666 → California Department of Consumer Affairs search
  3. Associated Electric & Security Inc.

    ActiveAlarm Company Operator

    South San Francisco, CA · 4 mi away

    Proof for Associated Electric & Security Inc.
    License
    DCA BSIS-ACO-7890
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Aug 31, 2027
    Checked
    Oct 23, 2026
    Where
    South San Francisco, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 7890 → California Department of Consumer Affairs search
  4. Associated Security Alarm CO.

    ActiveAlarm Company Operator

    South San Francisco, CA · 4 mi away

    Proof for Associated Security Alarm CO.
    License
    DCA BSIS-ACO-5646
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Oct 31, 2027
    Checked
    Oct 23, 2026
    Where
    South San Francisco, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 5646 → California Department of Consumer Affairs search
  5. Budget Alarms

    ActiveAlarm Company Operator

    South San Francisco, CA · 4 mi away

    Proof for Budget Alarms
    License
    DCA BSIS-ACO-2252
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Alarm Company Operator
    Expires
    Oct 31, 2027
    Checked
    Oct 23, 2026
    Where
    South San Francisco, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 2252 → California Department of Consumer Affairs search
All security systems in Millbrae, CA →

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Listing updated Oct 24, 2026. Hide an address, correct or remove this listing.

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Checked facts from public license files · How ranking works