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NAICS 561612 · Security Guards and Patrol Services

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Security guard service in Los Altos, CA

Security guard service in Los Altos, CA; 361 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Legatus Security Inc.

    ActivePrivate Patrol Operator

    Los Altos, CA

    Proof for Legatus Security Inc.
    License
    DCA BSIS-PPO-122796
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Private Patrol Operator
    Expires
    Jun 30, 2028
    Checked
    Oct 23, 2026
    Where
    Los Altos, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 122796 → California Department of Consumer Affairs search
  2. Knightscope, Inc.

    ActiveCorporation registered in SAM.gov

    Sunnyvale, CA · 5 mi away

    Proof for Knightscope, Inc.
    SAM.gov registration
    SAM.gov JAJTVBGY2K53
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 19, 2027
    Checked
    Nov 2, 2026
    Where
    Sunnyvale, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  3. Bellisario Enterprises, Inc.

    ActivePrivate Patrol Operator

    Cupertino, CA · 4 mi away

    Proof for Bellisario Enterprises, Inc.
    License
    DCA BSIS-PPO-120351
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Private Patrol Operator
    Expires
    Aug 31, 2028
    Checked
    Oct 23, 2026
    Where
    Cupertino, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 120351 → California Department of Consumer Affairs search
  4. Defense Block Security

    ActivePPO Branch

    Sunnyvale, CA · 5 mi away

    Proof for Defense Block Security
    License
    DCA BSIS-PPB-6830
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    PPO Branch
    Expires
    Oct 31, 2027
    Checked
    Oct 23, 2026
    Where
    Sunnyvale, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 6830 → California Department of Consumer Affairs search
  5. Itus Private Security

    ActivePrivate Patrol Operator

    Sunnyvale, CA · 4 mi away

    Proof for Itus Private Security
    License
    DCA BSIS-PPO-122245
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Private Patrol Operator
    Expires
    Aug 31, 2028
    Checked
    Oct 23, 2026
    Where
    Sunnyvale, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 122245 → California Department of Consumer Affairs search
  6. Nathaniel Basola Sobayo Security Services

    ActivePrivate Patrol Operator

    Sunnyvale, CA · 3 mi away

    Proof for Nathaniel Basola Sobayo Security Services
    License
    DCA BSIS-PPO-120418
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Private Patrol Operator
    Expires
    Sep 30, 2028
    Checked
    Oct 23, 2026
    Where
    Sunnyvale, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 120418 → California Department of Consumer Affairs search
  7. Securitas Security Services USA, Inc.

    ActivePPO Branch

    Mountain View, CA · 3 mi away

    Proof for Securitas Security Services USA, Inc.
    License
    DCA BSIS-PPB-6973
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    PPO Branch
    Expires
    Aug 31, 2027
    Checked
    Oct 23, 2026
    Where
    Mountain View, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 6973 → California Department of Consumer Affairs search
  8. Security Special Services

    ActivePrivate Patrol Operator

    Sunnyvale, CA · 4 mi away

    Proof for Security Special Services
    License
    DCA BSIS-PPO-15694
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Private Patrol Operator
    Expires
    Nov 30, 2028
    Checked
    Oct 23, 2026
    Where
    Sunnyvale, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 15694 → California Department of Consumer Affairs search
  9. Shieldiq Executive Security

    ActivePrivate Patrol Operator

    Sunnyvale, CA · 4 mi away

    Proof for Shieldiq Executive Security
    License
    DCA BSIS-PPO-121786
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    Private Patrol Operator
    Expires
    May 31, 2027
    Checked
    Oct 23, 2026
    Where
    Sunnyvale, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 121786 → California Department of Consumer Affairs search
  10. Corinthian Security Services

    Security guard service

    Cupertino, CA · 4 mi away

    Proof for Corinthian Security Services
    Where
    Cupertino, CA · serves California
    Phone
    (408) 385-8555
    Listing
    Built from public records. Not claimed yet, so call them directly.
  11. Grsee Consulting

    Security guard service

    Sunnyvale, CA · 4 mi away

    Proof for Grsee Consulting
    Where
    Sunnyvale, CA · serves California
    Phone
    (408) 418-5593
    Listing
    Built from public records. Not claimed yet, so call them directly.
  12. Proof for Mountain View Live Scan, Fingerprint, Notary & Passport Photo - Walk-ins Welcome
    Where
    Mountain View, CA · serves California
    Phone
    (650) 961-4646
    Listing
    Built from public records. Not claimed yet, so call them directly.
  13. Nomios Usa

    Security guard service

    Mountain View, CA · 1 mi away

    Proof for Nomios Usa
    Where
    Mountain View, CA · serves California
    Phone
    (888) 237-7576
    Listing
    Built from public records. Not claimed yet, so call them directly.
  14. Sentinelone

    Security guard service

    Mountain View, CA · 2 mi away

    Proof for Sentinelone
    Where
    Mountain View, CA · serves California
    Phone
    (855) 868-3733
    Listing
    Built from public records. Not claimed yet, so call them directly.
  15. Tinfoil Security

    Security guard service

    Mountain View, CA · 3 mi away

    Proof for Tinfoil Security
    Where
    Mountain View, CA · serves California
    Phone
    (855) 484-6364
    Listing
    Built from public records. Not claimed yet, so call them directly.
  16. Arcticwolf Networks, Inc

    Security guard service

    Sunnyvale, CA · 4 mi away

    Proof for Arcticwolf Networks, Inc
    Where
    Sunnyvale, CA · serves California
    Phone
    (888) 272-8429
    Listing
    Built from public records. Not claimed yet, so call them directly.
  17. F Forensic Llc

    Security guard service

    Sunnyvale, CA · 5 mi away

    Proof for F Forensic Llc
    Where
    Sunnyvale, CA · serves California
    Phone
    (408) 457-1789
    Listing
    Built from public records. Not claimed yet, so call them directly.
  18. Global Risk Solutions, Inc.

    ActiveCorporation registered in SAM.gov

    Palo Alto, CA · 6 mi away

    Proof for Global Risk Solutions, Inc.
    SAM.gov registration
    SAM.gov NEPHTEJCN661
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jul 14, 2027
    Checked
    Nov 2, 2026
    Where
    Palo Alto, CA · serves California
    Phone
    (888) 628-7738
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record
  19. Security Industry Specialists, Inc.

    ActivePPO Branch

    San Jose, CA · 10 mi away

    Proof for Security Industry Specialists, Inc.
    License
    DCA BSIS-PPB-6172
    Issuer
    California Department of Consumer Affairs
    Status
    Active
    Class
    PPO Branch
    Expires
    Nov 30, 2028
    Checked
    Oct 23, 2026
    Where
    San Jose, CA · serves California
    Phone
    (800) 201-3742
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 6172 → California Department of Consumer Affairs search
  20. Surefox North America, Inc.

    ActiveCorporation registered in SAM.gov

    Sunnyvale, CA · 5 mi away

    Proof for Surefox North America, Inc.
    SAM.gov registration
    SAM.gov FGUNQ6N4MRS5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jan 23, 2027
    Checked
    Nov 2, 2026
    Where
    Sunnyvale, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

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