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NAICS 237990 · Other Heavy and Civil Engineering Construction

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General engineering contractors in Byron, CA

8 general engineering contractors in Byron, CA; 818 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Frontline General Engineering Construction Inc, Frontline General Engineering Construction, Inc.

    ActiveCorporation registered in SAM.gov

    Livermore, CA · 10 mi away

    Proof for Frontline General Engineering Construction Inc, Frontline General Engineering Construction, Inc.
    SAM.gov registration
    US-GSA-SAM WU11M14UMSW1
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 27, 2027
    Checked
    Oct 23, 2026
    Where
    Livermore, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  2. G 2 Metal Fab

    ActiveA General Engineering+1

    Stockton, CA · WC ✓ · 14 mi away

    Proof for G 2 Metal Fab
    License
    CSLB 919544
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C51 Structural Steel
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Stockton, CA · serves California
    Phone
    (925) 583-2693
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. G & G Builders Inc

    ActiveA General Engineering+1

    Livermore, CA · WC ✓ via leasing firm · 10 mi away

    Proof for G & G Builders Inc
    License
    CSLB 750759
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Covered through an employee leasing firm
    Where
    Livermore, CA · serves California
    Phone
    (925) 846-9023
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. G N Henley Inc

    ActiveA General Engineering+8

    Clayton, CA · WC ✓ · 14 mi away

    Proof for G N Henley Inc
    License
    CSLB 373161
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C2 Insulation and Acoustical; C6 Cabinet, Millwork and Finish Carpentry; C8 Concrete; C12 Earthwork and Paving; C21 Building Moving/Demolition; C27 Landscaping; C33 Painting and Decorating
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Clayton, CA · serves California
    Phone
    (925) 557-6898
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. G.S.E. Construction Company, Inc.

    ActiveCorporation registered in SAM.gov

    Livermore, CA · 10 mi away

    Proof for G.S.E. Construction Company, Inc.
    SAM.gov registration
    US-GSA-SAM JS4MLNK3AFR9
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jun 11, 2027
    Checked
    Oct 23, 2026
    Where
    Livermore, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  6. G S E Construction Company Inc

    ActiveA General Engineering+5

    Livermore, CA · WC ✓ · 10 mi away

    Proof for G S E Construction Company Inc
    License
    CSLB 401498
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C16 Fire Protection; C36 Plumbing; D21 Machinery and Pumps
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (925) 447-0292
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Gateway Landscape Construction Inc

    ActiveA General Engineering+1

    Pleasanton, CA · WC ✓ · 13 mi away

    Proof for Gateway Landscape Construction Inc
    License
    CSLB 1159697
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C27 Landscaping
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pleasanton, CA · serves California
    Phone
    (925) 875-0000
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Geo Grout Ground Modification Specialist Inc

    ActiveA General Engineering

    Pleasanton, CA · WC ✓ · 13 mi away

    Proof for Geo Grout Ground Modification Specialist Inc
    License
    CSLB 978265
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Oct 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pleasanton, CA · serves California
    Phone
    (415) 860-9787
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. George Raymond a

    ActiveA General Engineering

    Livermore, CA · WC exempt · 10 mi away

    Proof for George Raymond a
    License
    CSLB 583753
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Dec 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Livermore, CA · serves California
    Phone
    (925) 337-7500
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Gibson Development and Construction

    ActiveA General Engineering+1

    Livermore, CA · WC exempt · 10 mi away

    Proof for Gibson Development and Construction
    License
    CSLB 1039310
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Livermore, CA · serves California
    Phone
    (408) 710-9692
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Golden Bay Fence Plus Iron Works Inc

    ActiveA General Engineering+4

    Stockton, CA · WC ✓ · 14 mi away

    Proof for Golden Bay Fence Plus Iron Works Inc
    License
    CSLB 664905
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C13 Fencing; C23 Ornamental Metal
    Expires
    Feb 28, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Stockton, CA · serves California
    Phone
    (209) 944-9754
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Golden State Landscaping

    ActiveA General Engineering+3

    Livermore, CA · WC ✓ · 10 mi away

    Proof for Golden State Landscaping
    License
    CSLB 393345
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C8 Concrete; C27 Landscaping
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (925) 518-5097
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Goldmine Communications Inc

    ActiveA General Engineering+2

    Stockton, CA · WC exempt · 14 mi away

    Proof for Goldmine Communications Inc
    License
    CSLB 1099543
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Stockton, CA · serves California
    Phone
    (916) 717-5389
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Goodfellow Bros California LLC, Goodfellow Bros. California, LLC

    ActiveCorporation registered in SAM.gov

    Livermore, CA · 10 mi away

    Proof for Goodfellow Bros California LLC, Goodfellow Bros. California, LLC
    SAM.gov registration
    US-GSA-SAM K4KJAXLYX3M6
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Dec 22, 2026
    Checked
    Oct 23, 2026
    Where
    Livermore, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  15. Gradetech Inc

    ActiveA General Engineering+2

    Livermore, CA · WC ✓ · 10 mi away

    Proof for Gradetech Inc
    License
    CSLB 628365
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C21 Building Moving/Demolition; HAZ Hazardous Substance Removal
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (928) 401-5092
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Green Valley Group

    ActiveA General Engineering+1

    Livermore, CA · WC ✓ · 10 mi away

    Proof for Green Valley Group
    License
    CSLB 458951
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C27 Landscaping
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (925) 243-1420
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Gse Construction CO Inc

    ActiveCorporation registered in SAM.gov

    Livermore, CA · 10 mi away

    Proof for Gse Construction CO Inc
    SAM.gov registration
    US-GSA-SAM N6RGMJ2NE6F4
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Nov 22, 2026
    Checked
    Oct 23, 2026
    Where
    Livermore, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  18. Gsl Construction

    ActiveA General Engineering+3

    Livermore, CA · WC ✓ · 10 mi away

    Proof for Gsl Construction
    License
    CSLB 914793
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C8 Concrete; C27 Landscaping
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (925) 371-3350
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. H P Construction Services Inc

    ActiveA General Engineering+1

    Danville, CA · WC ✓ · 15 mi away

    Proof for H P Construction Services Inc
    License
    CSLB 892621
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Danville, CA · serves California
    Phone
    (925) 648-8035
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Heat Transfer Systems Corporation

    ActiveA General Engineering

    Livermore, CA · WC exempt · 10 mi away

    Proof for Heat Transfer Systems Corporation
    License
    CSLB 1149338
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Livermore, CA · serves California
    Phone
    (925) 456-0600
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

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