DouxProcess Directory

Ask for any business in the US.

NAICS 237990 · Other Heavy and Civil Engineering Construction

you asked:

General engineering contractors in Montclair, CA

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

  1. Newkirk's Backhoe Rental Inc

    ActiveA General Engineering

    Chino, CA · WC exempt · 5 mi away

    Proof for Newkirk's Backhoe Rental Inc
    License
    CSLB 770639
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Chino, CA · serves California
    Phone
    (909) 641-0758
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Newkirk's Excavation Inc

    ActiveA General Engineering

    Chino, CA · WC exempt · 5 mi away

    Proof for Newkirk's Excavation Inc
    License
    CSLB 715507
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Chino, CA · serves California
    Phone
    (951) 640-0967
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Olive Branch

    ActiveA General Engineering+1

    Upland, CA · WC exempt · 3 mi away

    Proof for Olive Branch
    License
    CSLB 907556
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; HAZ Hazardous Substance Removal
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Upland, CA · serves California
    Phone
    (818) 235-6289
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Omega Technical Services Inc

    ActiveA General Engineering+1

    Claremont, CA · WC ✓ · 4 mi away

    Proof for Omega Technical Services Inc
    License
    CSLB 992334
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; HAZ Hazardous Substance Removal
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Claremont, CA · serves California
    Phone
    (909) 223-5888
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. P F Services Inc

    ActiveA General Engineering+3

    Upland, CA · WC ✓ · 3 mi away

    Proof for P F Services Inc
    License
    CSLB 767952
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; D21 Machinery and Pumps; D40 Service Station Equipment and Maintenance; HAZ Hazardous Substance Removal
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Upland, CA · serves California
    Phone
    (909) 949-9141
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Petro Pros Inc

    ActiveA General Engineering+3

    Chino, CA · WC ✓ · 5 mi away

    Proof for Petro Pros Inc
    License
    CSLB 903366
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; D21 Machinery and Pumps; D40 Service Station Equipment and Maintenance; HAZ Hazardous Substance Removal
    Expires
    Nov 30, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (818) 231-9456
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Petroleum Industries

    ActiveA General Engineering+1

    Chino, CA · No WC on file · 5 mi away

    Proof for Petroleum Industries
    License
    CSLB 961592
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; HAZ Hazardous Substance Removal
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    No current workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (909) 268-6774
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Premier Paving Inc

    ActiveA General Engineering+1

    Ontario, CA · WC ✓ · 2 mi away

    Proof for Premier Paving Inc
    License
    CSLB 638301
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C12 Earthwork and Paving
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (909) 902-5353
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Premier Pipe

    ActiveA General Engineering

    Upland, CA · WC ✓ · 4 mi away

    Proof for Premier Pipe
    License
    CSLB 1054668
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Upland, CA · serves California
    Phone
    (909) 297-4808
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Primebore Directional Boring Corp

    ActiveA General Engineering+1

    Ontario, CA · WC ✓ · 2 mi away

    Proof for Primebore Directional Boring Corp
    License
    CSLB 847499
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C7 Low Voltage Systems
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (909) 821-4643
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Q&E Pipeline Company

    ActiveA General Engineering+1

    Pomona, CA · WC ✓ · 4 mi away

    Proof for Q&E Pipeline Company
    License
    CSLB 1123849
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C34 Pipeline
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pomona, CA · serves California
    Phone
    (909) 706-8286
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Red Castle Construction Inc

    ActiveA General Engineering+2

    Chino, CA · WC ✓ · 5 mi away

    Proof for Red Castle Construction Inc
    License
    CSLB 1110181
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C8 Concrete
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (840) 212-1687
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Reyes Construction Inc

    ActiveCorporation registered in SAM.gov

    Pomona, CA · 4 mi away

    Proof for Reyes Construction Inc
    SAM.gov registration
    US-GSA-SAM EHBKT8QL1KF1
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Sep 4, 2027
    Checked
    Oct 23, 2026
    Where
    Pomona, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  14. Reyes Construction Inc

    ActiveA General Engineering+3

    Pomona, CA · WC ✓ · 4 mi away

    Proof for Reyes Construction Inc
    License
    CSLB 507561
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C21 Building Moving/Demolition; HAZ Hazardous Substance Removal
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pomona, CA · serves California
    Phone
    (909) 622-2259
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Reyes/Larison JV

    ActiveA General Engineering

    Pomona, CA · WC exempt · 4 mi away

    Proof for Reyes/Larison JV
    License
    CSLB 1100501
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Pomona, CA · serves California
    Phone
    (909) 622-2259
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Riptide Industries

    ActiveA General Engineering

    Ontario, CA · WC ✓ · 2 mi away

    Proof for Riptide Industries
    License
    CSLB 1056742
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (714) 313-5767
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Rjh Management

    ActiveA General Engineering+1

    Claremont, CA · WC ✓ · 4 mi away

    Proof for Rjh Management
    License
    CSLB 1038083
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C8 Concrete
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Claremont, CA · serves California
    Phone
    (951) 332-1680
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Robinson Maintenance Inc

    ActiveA General Engineering+1

    Upland, CA · WC ✓ · 3 mi away

    Proof for Robinson Maintenance Inc
    License
    CSLB 933408
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Upland, CA · serves California
    Phone
    (909) 949-4094
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. S & G Diversified Products

    ActiveCorporation registered in SAM.gov

    Chino, CA · 5 mi away

    Proof for S & G Diversified Products
    SAM.gov registration
    US-GSA-SAM NRAFNTHFKFE3
    Issuer
    US-GSA-SAM
    Status
    Active
    Class
    Corporation registered in SAM.gov
    Expires
    Jul 29, 2027
    Checked
    Oct 23, 2026
    Where
    Chino, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-GSA-SAM record
  20. Savi Construction Inc

    ActiveA General Engineering

    Chino, CA · WC ✓ · 5 mi away

    Proof for Savi Construction Inc
    License
    CSLB 1116157
    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
    Chino, CA · serves California
    Phone
    (909) 342-6119
    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