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NAICS 236220 · Commercial and Institutional Building Construction

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Commercial contractors in Berlin, CT

11 commercial contractors in Berlin, CT; 680 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Artisan Building & Remodeling LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Berlin, CT

    Ask it
    Proof for Artisan Building & Remodeling LLC
    SAM.gov registration
    SAM.gov LENMZ3GECVB5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Aug 19, 2027
    Checked
    Nov 2, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  2. Air Temp Mechanical Services Inc

    ActiveMajor Contractor+2

    Berlin, CT

    Ask it
    Proof for Air Temp Mechanical Services Inc
    License
    DCP MCO.0903258
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor; Heating, Piping & Cooling Unlimited Contractor (S1); Sheet Metal Limited Contractor (SM1)
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0903258 → Connecticut Consumer Protection search

  3. Berlin Steel Construction CO (The)

    ActiveMajor Contractor+1

    Berlin, CT

    Ask it
    Proof for Berlin Steel Construction CO (The)
    License
    DCP MCO.0900092
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor; Professional Engineering Firm
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0900092 → Connecticut Consumer Protection search

  4. Civitillo Masonry Inc

    ActiveMajor Contractor

    Berlin, CT

    Ask it
    Proof for Civitillo Masonry Inc
    License
    DCP MCO.0900870
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0900870 → Connecticut Consumer Protection search

  5. Cwc LLC

    ActiveMajor Contractor

    Berlin, CT

    Ask it
    Proof for Cwc LLC
    License
    DCP MCO.0903232
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0903232 → Connecticut Consumer Protection search

  6. Gds Contracting Corp

    ActiveMajor Contractor

    Berlin, CT

    Ask it
    Proof for Gds Contracting Corp
    License
    DCP MCO.0903419
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0903419 → Connecticut Consumer Protection search

  7. Olsen Construction Services LLC

    ActiveMajor Contractor+1

    Berlin, CT

    Ask it
    Proof for Olsen Construction Services LLC
    License
    DCP MCO.0902042
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor; New Home Construction Contractor
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0902042 → Connecticut Consumer Protection search

  8. Olsen Construction Services LLC, Olsen Construction Services, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Berlin, CT

    Ask it
    Proof for Olsen Construction Services LLC, Olsen Construction Services, LLC
    SAM.gov registration
    SAM.gov DRMZB539SJ64
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Mar 18, 2027
    Checked
    Nov 2, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  9. Priority Construction LLC

    ActiveMajor Contractor

    Berlin, CT

    Ask it
    Proof for Priority Construction LLC
    License
    DCP MCO.0904943
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0904943 → Connecticut Consumer Protection search

  10. Ronnie Demeo Construction Inc

    ActiveMajor Contractor+1

    Berlin, CT

    Ask it
    Proof for Ronnie Demeo Construction Inc
    License
    DCP MCO.0902447
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor; New Home Construction Contractor
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0902447 → Connecticut Consumer Protection search

  11. Ultra-Lum Services LLC

    ActiveMajor Contractor

    Berlin, CT

    Ask it
    Proof for Ultra-Lum Services LLC
    License
    DCP MCO.0903211
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0903211 → Connecticut Consumer Protection search

  12. Downes Construction CO LLC

    ActiveOther organization registered in SAM.gov

    New Britain, CT · 4 mi away

    Ask it
    Proof for Downes Construction CO LLC
    SAM.gov registration
    SAM.gov EBNJV34QYDG6
    Issuer
    SAM.gov
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    Apr 7, 2027
    Checked
    Nov 2, 2026
    Where
    New Britain, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  13. Larosa Building Group, LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Meriden, CT · 5 mi away

    Ask it
    Proof for Larosa Building Group, LLC
    SAM.gov registration
    SAM.gov PSZDTUEMSF19
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Jul 15, 2027
    Checked
    Nov 2, 2026
    Where
    Meriden, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  14. Liberty Industries

    ActiveCorporation registered in SAM.gov

    East Berlin, CT · 3 mi away

    Ask it
    Proof for Liberty Industries
    SAM.gov registration
    SAM.gov NK39HCGNXQA3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Nov 4, 2026
    Checked
    Nov 2, 2026
    Where
    East Berlin, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  15. Rapid Operational Supply

    ActiveCorporation registered in SAM.gov

    Southington, CT · 5 mi away

    Ask it
    Proof for Rapid Operational Supply
    SAM.gov registration
    SAM.gov C8VCJ8XKA6B1
    Issuer
    SAM.gov
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 15, 2027
    Checked
    Nov 2, 2026
    Where
    Southington, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  16. T Long LLC

    ActiveSole proprietorship registered in SAM.gov

    New Britain, CT · 4 mi away

    Ask it
    Proof for T Long LLC
    SAM.gov registration
    SAM.gov CW4ZNELV8W86
    Issuer
    SAM.gov
    Status
    Active
    Class
    Sole proprietorship registered in SAM.gov
    Expires
    Sep 23, 2027
    Checked
    Nov 2, 2026
    Where
    New Britain, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  17. A-1 Services Inc

    ActiveMajor Contractor+2

    Meriden, CT · 5 mi away

    Ask it
    Proof for A-1 Services Inc
    License
    DCP MCO.0904247
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor; Heating, Piping & Cooling Unlimited Contractor (S1); Sheet Metal Limited Contractor (SM1)
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Meriden, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0904247 → Connecticut Consumer Protection search

  18. Acv Concrete LLC

    ActiveMajor Contractor

    Meriden, CT · 5 mi away

    Ask it
    Proof for Acv Concrete LLC
    License
    DCP MCO.0902620
    Issuer
    Connecticut Consumer Protection
    Status
    Active
    Class
    Major Contractor
    Expires
    Jun 30, 2027
    Checked
    Nov 3, 2026
    Where
    Meriden, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up MCO.0902620 → Connecticut Consumer Protection search

  19. Amerifield JV LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Meriden, CT · 5 mi away

    Ask it
    Proof for Amerifield JV LLC
    SAM.gov registration
    SAM.gov GE9DSYSLG775
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Apr 10, 2027
    Checked
    Nov 2, 2026
    Where
    Meriden, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  20. Amerifield LLC

    ActivePartnership or limited liability partnership registered in SAM.gov

    Meriden, CT · 5 mi away

    Ask it
    Proof for Amerifield LLC
    SAM.gov registration
    SAM.gov W9WQRHQM5G85
    Issuer
    SAM.gov
    Status
    Active
    Class
    Partnership or limited liability partnership registered in SAM.gov
    Expires
    Mar 31, 2027
    Checked
    Nov 2, 2026
    Where
    Meriden, CT · serves Connecticut
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

More cities in Connecticut

Hartford 48Stamford 41New Haven 37Bridgeport 25Danbury 24East Hartford 22Waterbury 21Glastonbury 20Milford 20Wallingford 20Branford 19New Britain 19Newington 19Bloomfield 18Meriden 17Plainville 17

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