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NAICS 561621 · Security Systems Services (except Locksmiths)

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Security systems in Duluth, MN

12 security systems in Duluth, MN; 54 within 100 miles. Every listing checked against the issuer's record, in the published order.

  1. A G Obrien Plumbing & Heating CO

    ActivePlumbing contractor+3

    Duluth, MN

    CallAsk it
    Proof for A G Obrien Plumbing & Heating CO
    License
    DLI PC001260
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Plumbing contractor; High pressure piping contractor; Technology systems contractor; Mechanical contractor (bonded registration)
    Expires
    Dec 31, 2027
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 336-2860
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up PC001260 → Minnesota DLI search

  2. Blesener Heating Air Conditioning

    ActiveTechnology systems contractor

    Duluth, MN

    CallAsk it
    Proof for Blesener Heating Air Conditioning
    License
    DLI TS002159
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 393-2588
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS002159 → Minnesota DLI search

  3. Business Music Ltd

    ActiveTechnology systems contractor

    Duluth, MN

    CallAsk it
    Proof for Business Music Ltd
    License
    DLI TS000125
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 722-4466
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS000125 → Minnesota DLI search

  4. Circuits Plus LLC

    ActiveTechnology systems contractor

    Duluth, MN

    CallAsk it
    Proof for Circuits Plus LLC
    License
    DLI TS001766
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 729-9064
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS001766 → Minnesota DLI search

  5. D a D S Electronics

    ActiveTechnology systems contractor

    Duluth, MN

    CallAsk it
    Proof for D a D S Electronics
    License
    DLI TS800393
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 727-3053
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS800393 → Minnesota DLI search

  6. Duluth Technology Systems LLC

    ActiveTechnology systems contractor

    Duluth, MN

    CallAsk it
    Proof for Duluth Technology Systems LLC
    License
    DLI TS100037
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 230-7161
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS100037 → Minnesota DLI search

  7. Gartner Refrigeration Company

    ActiveTechnology systems contractor+1

    Duluth, MN

    CallAsk it
    Proof for Gartner Refrigeration Company
    License
    DLI TS000274
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor; Mechanical contractor (bonded registration)
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 740-1121
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS000274 → Minnesota DLI search

  8. Great Lakes Alarm & Security Products Inc

    ActiveTechnology systems contractor

    Duluth, MN

    CallAsk it
    Proof for Great Lakes Alarm & Security Products Inc
    License
    DLI TS000284
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 724-4000
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS000284 → Minnesota DLI search

  9. Integris LLC

    ActiveTechnology systems contractor

    Duluth, MN

    CallAsk it
    Proof for Integris LLC
    License
    DLI TS100040
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 336-2234
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS100040 → Minnesota DLI search

  10. Modern Mechanical and Automation LLC

    ActivePlumbing contractor+2

    Duluth, MN

    CallAsk it
    Proof for Modern Mechanical and Automation LLC
    License
    DLI PC772658
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Plumbing contractor; Technology systems contractor; Mechanical contractor (bonded registration)
    Expires
    Dec 31, 2027
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (715) 817-2400
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up PC772658 → Minnesota DLI search

  11. Northern Door & Hardware Inc

    ActiveTechnology systems contractor

    Duluth, MN

    CallAsk it
    Proof for Northern Door & Hardware Inc
    License
    DLI TS693976
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 722-9531
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS693976 → Minnesota DLI search

  12. The Jamar Company

    ActivePlumbing contractor+3

    Duluth, MN

    CallAsk it
    Proof for The Jamar Company
    License
    DLI PC644545
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Plumbing contractor; High pressure piping contractor; Technology systems contractor; Mechanical contractor (bonded registration)
    Expires
    Dec 31, 2027
    Checked
    Oct 27, 2026
    Where
    Duluth, MN · serves Minnesota
    Phone
    (218) 628-1027
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up PC644545 → Minnesota DLI search

  13. Nextec Systems LLC

    ActiveTechnology systems contractor

    Hermantown, MN · 6 mi away

    CallAsk it
    Proof for Nextec Systems LLC
    License
    DLI TS806007
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Hermantown, MN · serves Minnesota
    Phone
    (218) 591-4321
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS806007 → Minnesota DLI search

  14. Advantage Systems Group

    ActiveTechnology systems contractor

    Superior, WI · 13 mi away

    CallAsk it
    Proof for Advantage Systems Group
    License
    DLI TS000268
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Superior, WI · serves Minnesota
    Phone
    (715) 394-5509
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS000268 → Minnesota DLI search

  15. Dsc Communications

    ActiveTechnology systems contractor

    Superior, WI · 13 mi away

    CallAsk it
    Proof for Dsc Communications
    License
    DLI TS690094
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Superior, WI · serves Minnesota
    Phone
    (715) 392-2911
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS690094 → Minnesota DLI search

  16. Northland Fire & Safety Inc

    ActiveTechnology systems contractor

    Superior, WI · 13 mi away

    CallAsk it
    Proof for Northland Fire & Safety Inc
    License
    DLI TS001983
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Superior, WI · serves Minnesota
    Phone
    (715) 398-6643
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS001983 → Minnesota DLI search

  17. Audio Systems

    ActiveTechnology systems contractor

    Cloquet, MN · 19 mi away

    CallAsk it
    Proof for Audio Systems
    License
    DLI TS001691
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Cloquet, MN · serves Minnesota
    Phone
    (218) 721-6834
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS001691 → Minnesota DLI search

  18. Cedar Island Communications

    ActiveTechnology systems contractor

    Gilbert, MN · 49 mi away

    CallAsk it
    Proof for Cedar Island Communications
    License
    DLI TS001839
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Gilbert, MN · serves Minnesota
    Phone
    (218) 780-7566
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS001839 → Minnesota DLI search

  19. Pro Control Technologies Inc

    ActiveTechnology systems contractor+1

    Hibbing, MN · 55 mi away

    CallAsk it
    Proof for Pro Control Technologies Inc
    License
    DLI TS790297
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor; Mechanical contractor (bonded registration)
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Hibbing, MN · serves Minnesota
    Phone
    (218) 391-5842
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS790297 → Minnesota DLI search

  20. Life Security and Control

    ActiveTechnology systems contractor

    Chisholm, MN · 63 mi away

    CallAsk it
    Proof for Life Security and Control
    License
    DLI TS000369
    Issuer
    Minnesota DLI
    Status
    Active
    Class
    Technology systems contractor
    Expires
    Jul 31, 2028
    Checked
    Oct 27, 2026
    Where
    Chisholm, MN · serves Minnesota
    Phone
    (218) 969-5650
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up TS000369 → Minnesota DLI search

More cities in Minnesota

St. Paul 34Minneapolis 28Eden Prairie 17Plymouth 17Burnsville 16Bloomington 14Eagan 12Golden Valley 12Mankato 11Rochester 11Maple Grove 10Brainerd 9St. Cloud 9Bemidji 8Brooklyn Park 8Excelsior 8

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