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NAICS 238120 · Structural Steel and Precast Concrete Contractors

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Steel and welding contractors in Connecticut

79 steel and welding contractors listed in Connecticut, each checked against the issuer's record. In the published order.

  1. A & a Iron Works LLC

    ActivePrivate motor carrier

    Danbury, CT

    CallAsk it
    Proof for A & a Iron Works LLC
    USDOT registration
    FMCSA 993931
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Danbury, CT · serves Connecticut
    Phone
    (203) 748-5994
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  2. Advanced Welding LLC

    ActivePrivate motor carrier

    Plainville, CT

    CallAsk it
    Proof for Advanced Welding LLC
    USDOT registration
    FMCSA 4523234
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Plainville, CT · serves Connecticut
    Phone
    (302) 222-2665
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  3. All Star Welding & Demolition LLC

    ActivePrivate motor carrier

    Danbury, CT

    CallAsk it
    Proof for All Star Welding & Demolition LLC
    USDOT registration
    FMCSA 473276
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Danbury, CT · serves Connecticut
    Phone
    (203) 744-5848
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  4. Alloy Welding and Manufacturing CO Inc

    ActivePrivate motor carrier

    Bristol, CT

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    Proof for Alloy Welding and Manufacturing CO Inc
    USDOT registration
    FMCSA 2133196
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Bristol, CT · serves Connecticut
    Phone
    (860) 582-3638
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  5. Amp Welding LLC

    ActivePrivate motor carrier

    Plantsville, CT

    CallAsk it
    Proof for Amp Welding LLC
    USDOT registration
    FMCSA 4499038
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Plantsville, CT · serves Connecticut
    Phone
    (218) 204-4963
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  6. Arp Welding

    ActivePrivate motor carrier

    Oxford, CT

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    Proof for Arp Welding
    USDOT registration
    FMCSA 2838558
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Oxford, CT · serves Connecticut
    Phone
    (203) 344-7528
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  7. Artistic Iron Works LLC

    ActivePrivate motor carrier

    Norwalk, CT

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    Proof for Artistic Iron Works LLC
    USDOT registration
    FMCSA 2926375
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Norwalk, CT · serves Connecticut
    Phone
    (203) 838-9200
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  8. Backwater Welding Service LLC

    ActivePrivate motor carrier

    Old Saybrook, CT

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    Proof for Backwater Welding Service LLC
    USDOT registration
    FMCSA 2724546
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Old Saybrook, CT · serves Connecticut
    Phone
    (860) 575-9602
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  9. Boudreau's Welding CO Inc

    ActivePrivate motor carrier

    Dayville, CT

    CallAsk it
    Proof for Boudreau's Welding CO Inc
    USDOT registration
    FMCSA 373332
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Dayville, CT · serves Connecticut
    Phone
    (860) 774-2771
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  10. Brass City Welding LLC

    ActivePrivate motor carrier

    Oakville, CT

    CallAsk it
    Proof for Brass City Welding LLC
    USDOT registration
    FMCSA 4176037
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Oakville, CT · serves Connecticut
    Phone
    (203) 509-5629
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  11. Brian Arnio Welding & Fabrication

    ActivePrivate motor carrier

    Central Village, CT

    CallAsk it
    Proof for Brian Arnio Welding & Fabrication
    USDOT registration
    FMCSA 1418838
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Central Village, CT · serves Connecticut
    Phone
    (860) 564-7696
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  12. Bruce's Mobile Welding and Repair LLC

    ActivePrivate motor carrier

    Trumbull, CT

    CallAsk it
    Proof for Bruce's Mobile Welding and Repair LLC
    USDOT registration
    FMCSA 3500332
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Trumbull, CT · serves Connecticut
    Phone
    (203) 906-9389
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  13. Capital Welding Company

    ActivePrivate motor carrier

    Prospect, CT

    CallAsk it
    Proof for Capital Welding Company
    USDOT registration
    FMCSA 3257262
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Prospect, CT · serves Connecticut
    Phone
    (203) 527-8013
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  14. Carlucci Welding & Fabrication Inc

    ActivePrivate motor carrier

    Norwalk, CT

    CallAsk it
    Proof for Carlucci Welding & Fabrication Inc
    USDOT registration
    FMCSA 3002021
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Norwalk, CT · serves Connecticut
    Phone
    (203) 588-0746
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  15. Charter Welding LLC

    ActivePrivate motor carrier

    Ellington, CT

    CallAsk it
    Proof for Charter Welding LLC
    USDOT registration
    FMCSA 2925360
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Ellington, CT · serves Connecticut
    Phone
    (860) 604-4702
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  16. Classic Welding on Wheels

    ActivePrivate motor carrier

    North Branford, CT

    CallAsk it
    Proof for Classic Welding on Wheels
    USDOT registration
    FMCSA 2299066
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    North Branford, CT · serves Connecticut
    Phone
    (203) 208-0837
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  17. Dayville Refractory at Ironworks

    ActivePrivate motor carrier

    Danielson, CT

    CallAsk it
    Proof for Dayville Refractory at Ironworks
    USDOT registration
    FMCSA 923846
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Danielson, CT · serves Connecticut
    Phone
    (860) 779-6125
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  18. DBA Welding Works

    ActivePrivate motor carrier

    Madison, CT

    CallAsk it
    Proof for DBA Welding Works
    USDOT registration
    FMCSA 3144471
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Madison, CT · serves Connecticut
    Phone
    (203) 245-2731
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  19. East Coast Welding & Contracting Inc

    ActivePrivate motor carrier

    Bridgeport, CT

    CallAsk it
    Proof for East Coast Welding & Contracting Inc
    USDOT registration
    FMCSA 1482636
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Bridgeport, CT · serves Connecticut
    Phone
    (203) 232-5881
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  20. East Side Car Clinic & Welding Inc

    ActivePrivate motor carrier

    New Britain, CT

    CallAsk it
    Proof for East Side Car Clinic & Welding Inc
    USDOT registration
    FMCSA 2031818
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    New Britain, CT · serves Connecticut
    Phone
    (860) 223-2247
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

Cities

Bridgeport 5Bristol 5

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