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NAICS 237990 · Other Heavy and Civil Engineering Construction

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General engineering contractors in San Ramon, CA

29 general engineering contractors in San Ramon, CA; 1,740 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Catalyst Environmental Inc

    ActiveA General Engineering+1

    Hayward, CA · WC ✓ · 14 mi away

    Proof for Catalyst Environmental Inc
    License
    CSLB 986445
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; HAZ Hazardous Substance Removal
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (650) 642-5714
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Cato's Paving

    ActiveA General Engineering

    Hayward, CA · WC ✓ · 11 mi away

    Proof for Cato's Paving
    License
    CSLB 1000087
    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
    Hayward, CA · serves California
    Phone
    (510) 397-2677
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Ccs

    ActiveA General Engineering+3

    Livermore, CA · WC exempt · 10 mi away

    Proof for Ccs
    License
    CSLB 957965
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C7 Low Voltage Systems; C10 Electrical
    Expires
    Feb 28, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Livermore, CA · serves California
    Phone
    (888) 807-7459
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Cedar Building & Construction Management

    ActiveA General Engineering+1

    Oakland, CA · WC exempt · 13 mi away

    Proof for Cedar Building & Construction Management
    License
    CSLB 952359
    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
    Exempt: no employees
    Where
    Oakland, CA · serves California
    Phone
    (510) 599-6436
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Cerrudo Services, Inc., Headquarters

    ActiveCorporation registered in SAM.gov

    Livermore, CA · 10 mi away

    Proof for Cerrudo Services, Inc., Headquarters
    SAM.gov registration
    US-GSA-SAM MKHPWYLN5KV6
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jun 22, 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. Cm Tomas Construction

    ActiveA General Engineering+1

    Union City, CA · WC exempt · 14 mi away

    Proof for Cm Tomas Construction
    License
    CSLB 1140113
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Union City, CA · serves California
    Phone
    (510) 676-2257
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Columbia Electric Inc

    ActiveA General Engineering+1

    San Leandro, CA · WC ✓ · 13 mi away

    Proof for Columbia Electric Inc
    License
    CSLB 765902
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Leandro, CA · serves California
    Phone
    (510) 430-9505
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Compass Engineering Contractors Inc

    ActiveA General Engineering+2

    Hayward, CA · WC ✓ · 14 mi away

    Proof for Compass Engineering Contractors Inc
    License
    CSLB 868996
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C13 Fencing; C32 Parking and Highway Improvement
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (510) 264-0225
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Conflo Services Inc

    ActiveA General Engineering+5

    Hayward, CA · WC ✓ · 14 mi away

    Proof for Conflo Services Inc
    License
    CSLB 965030
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; ASB Asbestos Certification; B General Building; C21 Building Moving/Demolition; C22 Asbestos Abatement; HAZ Hazardous Substance Removal
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (510) 732-6695
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Cooper Construction and Engineering Inc

    ActiveA General Engineering

    Oakland, CA · WC ✓ · 13 mi away

    Proof for Cooper Construction and Engineering Inc
    License
    CSLB 1038186
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 415-3654
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Cornerstone Environmental Contractors Inc

    ActiveA General Engineering+3

    Concord, CA · WC ✓ · 15 mi away

    Proof for Cornerstone Environmental Contractors Inc
    License
    CSLB 722253
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical; D21 Machinery and Pumps; HAZ Hazardous Substance Removal
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Concord, CA · serves California
    Phone
    (925) 299-9225
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Crouse General Engineering

    ActiveA General Engineering+1

    Concord, CA · WC exempt · 15 mi away

    Proof for Crouse General Engineering
    License
    CSLB 893938
    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
    Exempt: no employees
    Where
    Concord, CA · serves California
    Phone
    (925) 586-1565
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Custom Construction Co

    ActiveA General Engineering+2

    Hayward, CA · WC exempt · 14 mi away

    Proof for Custom Construction Co
    License
    CSLB 498345
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Hayward, CA · serves California
    Phone
    (510) 918-8281
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. D H D Builders

    ActiveA General Engineering+2

    Hayward, CA · WC exempt · 11 mi away

    Proof for D H D Builders
    License
    CSLB 819345
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C27 Landscaping
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Hayward, CA · serves California
    Phone
    (510) 935-3789
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. D K Environmental

    ActiveA General Engineering+5

    Lafayette, CA · WC ✓ · 14 mi away

    Proof for D K Environmental
    License
    CSLB 728118
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C27 Landscaping; C46 Solar; D12 Synthetic Products; D34 Prefabricated Equipment
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Lafayette, CA · serves California
    Phone
    (925) 930-8600
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. D M G Construction

    ActiveA General Engineering

    Livermore, CA · WC exempt · 10 mi away

    Proof for D M G Construction
    License
    CSLB 879854
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Livermore, CA · serves California
    Phone
    (925) 493-8940
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. D R T Grading & Paving Inc

    ActiveA General Engineering

    Sunol, CA · WC ✓ · 14 mi away

    Proof for D R T Grading & Paving Inc
    License
    CSLB 491406
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Sunol, CA · serves California
    Phone
    (925) 862-9900
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. D W Nicholson Corporation

    ActiveA General Engineering+11

    Hayward, CA · WC ✓ · 13 mi away

    Proof for D W Nicholson Corporation
    License
    CSLB 68847
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C8 Concrete; C10 Electrical; C11 Elevator; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing; C51 Structural Steel; D21 Machinery and Pumps; D28 Doors, Gates and Activating Devices
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (510) 887-0900
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Dan Electric

    ActiveA General Engineering+4

    San Leandro, CA · WC ✓ · 13 mi away

    Proof for Dan Electric
    License
    CSLB 786781
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C7 Low Voltage Systems; C10 Electrical; C15 Flooring and Floor Covering
    Expires
    Dec 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Leandro, CA · serves California
    Phone
    (510) 351-7100
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Danel Inc

    ActiveA General Engineering+4

    San Leandro, CA · WC exempt · 13 mi away

    Proof for Danel Inc
    License
    CSLB 884247
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C7 Low Voltage Systems; C10 Electrical; C15 Flooring and Floor Covering
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    San Leandro, CA · serves California
    Phone
    (510) 282-8820
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

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