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NAICS 237990 · Other Heavy and Civil Engineering Construction

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General engineering contractors in Oakland, CA

111 general engineering contractors in Oakland, CA; 1,747 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. S & S Trucking

    ActiveA General Engineering

    Oakland, CA · WC ✓

    Proof for S & S Trucking
    License
    CSLB 980614
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 383-3556
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Seifert Engineering Inc

    ActiveA General Engineering+2

    Oakland, CA · WC ✓

    Proof for Seifert Engineering Inc
    License
    CSLB 882880
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 844-4540
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Settlemier B Reid

    ActiveA General Engineering+1

    Oakland, CA · WC exempt

    Proof for Settlemier B Reid
    License
    CSLB 753096
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Oakland, CA · serves California
    Phone
    (510) 638-8100
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Sewer Master Engineering Inc

    ActiveA General Engineering+1

    Oakland, CA · WC ✓

    Proof for Sewer Master Engineering Inc
    License
    CSLB 874840
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 385-6539
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Sham Fook Hong

    ActiveA General Engineering+3

    Oakland, CA · WC exempt

    Proof for Sham Fook Hong
    License
    CSLB 886149
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C16 Fire Protection; C36 Plumbing
    Expires
    Oct 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Oakland, CA · serves California
    Phone
    (650) 534-7946
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Stellar B G Inc

    ActiveA General Engineering+3

    Oakland, CA · WC ✓

    Proof for Stellar B G Inc
    License
    CSLB 650852
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C16 Fire Protection; C39 Roofing
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 344-6356
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Sustainable Technologies

    ActiveA General Engineering+2

    Oakland, CA · WC ✓

    Proof for Sustainable Technologies
    License
    CSLB 772329
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical; HAZ Hazardous Substance Removal
    Expires
    Dec 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 523-1122
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Sustainable Urban Neighborhoods

    ActiveA General Engineering+1

    Oakland, CA · WC ✓

    Proof for Sustainable Urban Neighborhoods
    License
    CSLB 1003210
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 655-6750
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Sweiss Fuad

    ActiveA General Engineering

    Oakland, CA · WC exempt

    Proof for Sweiss Fuad
    License
    CSLB 670872
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Oakland, CA · serves California
    Phone
    (415) 412-8855
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Tcg Electrical Contractor Inc

    ActiveA General Engineering+1

    Oakland, CA · WC ✓

    Proof for Tcg Electrical Contractor Inc
    License
    CSLB 1120404
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 753-0733
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Terraphase Engineering Inc

    ActiveA General Engineering+1

    Oakland, CA · WC ✓

    Proof for Terraphase Engineering Inc
    License
    CSLB 960398
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; HAZ Hazardous Substance Removal
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 645-1850
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Usact Corporation

    ActiveA General Engineering

    Oakland, CA · WC exempt

    Proof for Usact Corporation
    License
    CSLB 1103664
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Oakland, CA · serves California
    Phone
    (859) 999-3781
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Welton Underground

    ActiveC34 Pipeline

    Oakland, CA · WC ✓

    Proof for Welton Underground
    License
    CSLB 1047016
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C34 Pipeline
    Expires
    Nov 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (925) 948-5855
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Zcon Builders

    ActiveA General Engineering+1

    Oakland, CA · WC ✓

    Proof for Zcon Builders
    License
    CSLB 727712
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 444-4190
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. A & B Construction

    ActiveCorporation registered in SAM.gov

    Oakland, CA

    Proof for A & B Construction
    SAM.gov registration
    US-GSA-SAM KDDZG8K2XYS5
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Nov 19, 2026
    Checked
    Oct 23, 2026
    Where
    Oakland, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  16. Challenge Rooter

    Jdg entity suspA General Engineering+1

    Oakland, CA · WC ✓

    Proof for Challenge Rooter
    License
    CSLB 1008865
    Issuer
    California Contractors State License Board
    Status
    Jdg entity susp
    Class
    A General Engineering; C42 Sanitation System
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 877-2050
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Aims/Pvic CA LLC, Aims/Pvic CA, LLC

    ActiveOther organization registered in SAM.gov

    San Leandro, CA · 5 mi away

    Proof for Aims/Pvic CA LLC, Aims/Pvic CA, LLC
    SAM.gov registration
    US-GSA-SAM GRPNBU9P2XJ2
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Other organization registered in SAM.gov
    Expires
    Jun 11, 2027
    Checked
    Oct 23, 2026
    Where
    San Leandro, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  18. Alameda Structural Inc

    ActiveA General Engineering+1

    Alameda, CA · WC ✓ · 3 mi away

    Proof for Alameda Structural Inc
    License
    CSLB 606483
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Nov 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Alameda, CA · serves California
    Phone
    (510) 523-1610
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Alco Iron & Metal Co

    ActiveA General Engineering+2

    San Leandro, CA · WC ✓ · 5 mi away

    Proof for Alco Iron & Metal Co
    License
    CSLB 293917
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C21 Building Moving/Demolition
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Leandro, CA · serves California
    Phone
    (510) 562-1107
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Algebra Probuild Inc

    ActiveA General Engineering+1

    San Leandro, CA · WC ✓ · 5 mi away

    Proof for Algebra Probuild Inc
    License
    CSLB 1152344
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Leandro, CA · serves California
    Phone
    (415) 635-5585
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

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