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NAICS 238120 · Structural Steel and Precast Concrete Contractors

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Steel and welding contractors in Boulder, CO

Steel and welding contractors in Boulder, CO; 53 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Mclean Forge and Welding

    ActivePrivate motor carrier

    Boulder, CO

    CallAsk it
    Proof for Mclean Forge and Welding
    USDOT registration
    US-DOT 1712076
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Phone
    (303) 442-0786
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  2. Forge Welding Inc

    ActivePrivate motor carrier

    Broomfield, CO · 11 mi away

    CallAsk it
    Proof for Forge Welding Inc
    USDOT registration
    US-DOT 1755660
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Broomfield, CO · serves Colorado
    Phone
    (303) 901-7904
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  3. Janco Welding Inc

    ActivePrivate motor carrier

    Arvada, CO · 11 mi away

    CallAsk it
    Proof for Janco Welding Inc
    USDOT registration
    US-DOT 2115122
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Arvada, CO · serves Colorado
    Phone
    (303) 940-9884
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  4. Mountain View Welding Inc

    ActivePrivate motor carrier

    Longmont, CO · 13 mi away

    CallAsk it
    Proof for Mountain View Welding Inc
    USDOT registration
    US-DOT 1701493
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Longmont, CO · serves Colorado
    Phone
    (303) 776-7845
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  5. Theron Hoedel Welding

    ActivePrivate motor carrier

    Arvada, CO · 11 mi away

    CallAsk it
    Proof for Theron Hoedel Welding
    USDOT registration
    US-DOT 2598000
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Arvada, CO · serves Colorado
    Phone
    (303) 961-4666
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  6. Wagner Welding Supply Metro Medical Oxygen

    ActivePrivate motor carrier

    Longmont, CO · 13 mi away

    CallAsk it
    Proof for Wagner Welding Supply Metro Medical Oxygen
    USDOT registration
    US-DOT 2984555
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Longmont, CO · serves Colorado
    Phone
    (303) 776-1491
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  7. 5280 Welding Services

    ActivePrivate motor carrier

    Wheat Ridge, CO · 19 mi away

    CallAsk it
    Proof for 5280 Welding Services
    USDOT registration
    US-DOT 2404486
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Wheat Ridge, CO · serves Colorado
    Phone
    (720) 377-6823
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  8. Access Mobile Welding

    ActivePrivate motor carrier

    Black Hawk, CO · 19 mi away

    CallAsk it
    Proof for Access Mobile Welding
    USDOT registration
    US-DOT 3064358
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Black Hawk, CO · serves Colorado
    Phone
    (720) 635-8265
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  9. Action Welding

    ActivePrivate motor carrier

    Longmont, CO · 15 mi away

    CallAsk it
    Proof for Action Welding
    USDOT registration
    US-DOT 1529357
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Longmont, CO · serves Colorado
    Phone
    (720) 234-5899
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  10. American Welding & Fabrication

    ActivePrivate motor carrier

    Longmont, CO · 15 mi away

    CallAsk it
    Proof for American Welding & Fabrication
    USDOT registration
    US-DOT 1669262
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Longmont, CO · serves Colorado
    Phone
    (303) 833-3755
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  11. Daniel B Welding

    ActivePrivate motor carrier

    Denver, CO · 19 mi away

    CallAsk it
    Proof for Daniel B Welding
    USDOT registration
    US-DOT 2017238
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Phone
    (303) 571-1808
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  12. Delaras Welding

    ActivePrivate motor carrier

    Denver, CO · 19 mi away

    CallAsk it
    Proof for Delaras Welding
    USDOT registration
    US-DOT 1907700
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Phone
    (303) 308-1135
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  13. Dynamic Metal Fabrication Inc

    ActivePrivate motor carrier

    Denver, CO · 19 mi away

    CallAsk it
    Proof for Dynamic Metal Fabrication Inc
    USDOT registration
    US-DOT 1297677
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Phone
    (303) 227-3180
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  14. Inline Ironworks Inc

    ActivePrivate motor carrier

    Longmont, CO · 15 mi away

    CallAsk it
    Proof for Inline Ironworks Inc
    USDOT registration
    US-DOT 1544952
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Longmont, CO · serves Colorado
    Phone
    (970) 535-0463
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  15. International Iron Works LLC

    ActivePrivate motor carrier

    Arvada, CO · 18 mi away

    CallAsk it
    Proof for International Iron Works LLC
    USDOT registration
    US-DOT 2034036
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Arvada, CO · serves Colorado
    Phone
    (303) 346-1488
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  16. John's Mobile Welding

    ActivePrivate motor carrier

    Denver, CO · 19 mi away

    CallAsk it
    Proof for John's Mobile Welding
    USDOT registration
    US-DOT 1542313
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Phone
    (303) 903-3370
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  17. Ken's Welding Inc

    ActivePrivate motor carrier

    Denver, CO · 19 mi away

    CallAsk it
    Proof for Ken's Welding Inc
    USDOT registration
    US-DOT 1740095
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Phone
    (303) 289-5573
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  18. Lujan Welding LLC

    ActivePrivate motor carrier

    Thornton, CO · 17 mi away

    CallAsk it
    Proof for Lujan Welding LLC
    USDOT registration
    US-DOT 4044820
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Thornton, CO · serves Colorado
    Phone
    (303) 229-8992
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  19. Pyramid Steel Erectors Inc

    ActivePrivate motor carrier

    Brighton, CO · 19 mi away

    CallAsk it
    Proof for Pyramid Steel Erectors Inc
    USDOT registration
    US-DOT 1926884
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Brighton, CO · serves Colorado
    Phone
    (303) 659-8922
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  20. River City Welding

    ActivePrivate motor carrier

    Westminster, CO · 18 mi away

    CallAsk it
    Proof for River City Welding
    USDOT registration
    US-DOT 1537700
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Westminster, CO · serves Colorado
    Phone
    (303) 412-1726
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

More cities in Colorado

Denver 16Colorado Springs 10Greeley 9Parker 8Rifle 8Fort Collins 6Fruita 6Sterling 6Craig 5Grand Junction 5Longmont 5Montrose 5

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