DouxProcess Directory

Ask for any business in the US.

NAICS 237990 · Other Heavy and Civil Engineering Construction

you asked:

General engineering contractors in Westminster, CA

21 general engineering contractors in Westminster, CA. Every listing checked against the issuer's record, in the published order.

  1. National Corrosion

    ActiveA General Engineering+2

    Stanton, CA · WC ✓ · 3 mi away

    Proof for National Corrosion
    License
    CSLB 1020111
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical; C57 Well Drilling
    Expires
    Nov 30, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Stanton, CA · serves California
    Phone
    (714) 331-6580
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Nationwide Contracting Services Inc, Nationwide Contracting Services, Inc.

    ActiveCorporation registered in SAM.gov

    Huntington Beach, CA · 2 mi away

    Proof for Nationwide Contracting Services Inc, Nationwide Contracting Services, Inc.
    SAM.gov registration
    US-GSA-SAM ZW5FMRFQFLV3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Mar 4, 2027
    Checked
    Oct 23, 2026
    Where
    Huntington Beach, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  3. Nationwide General Construction Services

    ActiveA General Engineering+5

    Huntington Beach, CA · WC ✓ · 2 mi away

    Proof for Nationwide General Construction Services
    License
    CSLB 1031246
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C12 Earthwork and Paving; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C21 Building Moving/Demolition; C36 Plumbing
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Huntington Beach, CA · serves California
    Phone
    (714) 369-2118
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Occ Builders

    ActiveA General Engineering+1

    Fountain Valley, CA · WC exempt · 4 mi away

    Proof for Occ Builders
    License
    CSLB 948162
    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
    Exempt: no employees
    Where
    Fountain Valley, CA · serves California
    Phone
    (714) 280-7101
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Othman Eric

    ActiveA General Engineering+3

    Stanton, CA · WC exempt · 3 mi away

    Proof for Othman Eric
    License
    CSLB 1110509
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical; C31 Construction Zone Traffic Control; C36 Plumbing
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Stanton, CA · serves California
    Phone
    (714) 715-2860
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. P C N 3 Inc

    ActiveA General Engineering+3

    Los Alamitos, CA · WC ✓ · 5 mi away

    Proof for P C N 3 Inc
    License
    CSLB 786518
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C51 Structural Steel
    Expires
    Oct 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Los Alamitos, CA · serves California
    Phone
    (562) 493-4124
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Pacific Aquascape International Inc

    ActiveA General Engineering+1

    Fountain Valley, CA · WC ✓ · 4 mi away

    Proof for Pacific Aquascape International Inc
    License
    CSLB 972335
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C53 Swimming Pool
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fountain Valley, CA · serves California
    Phone
    (714) 481-7260
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Pan-Pacific Mechanical LLC

    ActiveA General Engineering+5

    Fountain Valley, CA · WC ✓ · 4 mi away

    Proof for Pan-Pacific Mechanical LLC
    License
    CSLB 1006709
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C4 Boiler, Hot Water Heating and Steam Fitting; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing; C42 Sanitation System; HAZ Hazardous Substance Removal
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fountain Valley, CA · serves California
    Phone
    (949) 474-9170
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Pcm Services

    ActiveA General Engineering+3

    Seal Beach, CA · WC exempt · 5 mi away

    Proof for Pcm Services
    License
    CSLB 683578
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C10 Electrical
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Seal Beach, CA · serves California
    Phone
    (714) 743-7000
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Perc Water Corp

    ActiveCorporation registered in SAM.gov

    Fountain Valley, CA · 4 mi away

    Proof for Perc Water Corp
    SAM.gov registration
    US-GSA-SAM EBBREDG2W5T7
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Aug 3, 2027
    Checked
    Oct 23, 2026
    Where
    Fountain Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  11. Perc Water Corporation

    ActiveA General Engineering

    Fountain Valley, CA · WC ✓ · 4 mi away

    Proof for Perc Water Corporation
    License
    CSLB 932074
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fountain Valley, CA · serves California
    Phone
    (714) 352-7760
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Phelps Southwest Inc

    ActiveA General Engineering+1

    Los Alamitos, CA · WC exempt · 5 mi away

    Proof for Phelps Southwest Inc
    License
    CSLB 690137
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Los Alamitos, CA · serves California
    Phone
    (562) 234-1705
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Platinum Construction Inc

    ActiveA General Engineering+4

    Stanton, CA · WC ✓ self-insured · 3 mi away

    Proof for Platinum Construction Inc
    License
    CSLB 870864
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C9 Drywall; C35 Lathing and Plastering; C36 Plumbing
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Self-insured for workers' comp
    Where
    Stanton, CA · serves California
    Phone
    (714) 527-0700
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Precision Shotcrete Innovations

    ActiveA General Engineering+1

    Garden Grove, CA · WC ✓ · 2 mi away

    Proof for Precision Shotcrete Innovations
    License
    CSLB 905976
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Nov 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Garden Grove, CA · serves California
    Phone
    (714) 897-2093
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Premier Builders

    ActiveA General Engineering+3

    Garden Grove, CA · WC ✓ · 2 mi away

    Proof for Premier Builders
    License
    CSLB 995068
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C53 Swimming Pool
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Garden Grove, CA · serves California
    Phone
    (714) 653-8019
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Procon Development Inc

    ActiveA General Engineering+2

    Los Alamitos, CA · WC ✓ · 5 mi away

    Proof for Procon Development Inc
    License
    CSLB 754544
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C8 Concrete
    Expires
    Nov 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Los Alamitos, CA · serves California
    Phone
    (562) 799-4439
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. R B a Concrete LLC

    ActiveA General Engineering+3

    Fountain Valley, CA · WC ✓ · 4 mi away

    Proof for R B a Concrete LLC
    License
    CSLB 661454
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C8 Concrete; C27 Landscaping
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fountain Valley, CA · serves California
    Phone
    (714) 895-9000
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. R T Contractor Corp

    ActiveA General Engineering+4

    Garden Grove, CA · WC ✓ · 4 mi away

    Proof for R T Contractor Corp
    License
    CSLB 755720
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Garden Grove, CA · serves California
    Phone
    (714) 478-8421
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Rba Builders LLC

    ActiveA General Engineering+3

    Fountain Valley, CA · WC ✓ · 4 mi away

    Proof for Rba Builders LLC
    License
    CSLB 1060587
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C8 Concrete; C9 Drywall
    Expires
    Oct 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fountain Valley, CA · serves California
    Phone
    (714) 895-9000
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. S C G America Construction Inc

    ActiveA General Engineering+1

    Garden Grove, CA · WC ✓ · 4 mi away

    Proof for S C G America Construction Inc
    License
    CSLB 1001146
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Feb 28, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Garden Grove, CA · serves California
    Phone
    (714) 696-0000
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

More cities in California

Free for people · nobody pays to rank. Run one of these businesses? Claim it free.

Checked facts from public license files · How ranking works