DouxProcess Directory

Ask for any business in the US.

NAICS 237990 · Other Heavy and Civil Engineering Construction

you asked:

General engineering contractors in Diamond Bar, CA

14 general engineering contractors in Diamond Bar, CA. Every listing checked against the issuer's record, in the published order.

  1. Elite Fueling Construction

    ActiveA General Engineering+2

    Fullerton, CA · WC ✓ · 10 mi away

    Proof for Elite Fueling Construction
    License
    CSLB 1078188
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; HAZ Hazardous Substance Removal
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fullerton, CA · serves California
    Phone
    (562) 686-1127
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Espinosa Robert D

    ActiveA General Engineering+1

    Placentia, CA · WC exempt · 9 mi away

    Proof for Espinosa Robert D
    License
    CSLB 1039546
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Placentia, CA · serves California
    Phone
    (714) 694-5930
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Estrada Construction & Material Inc

    ActiveA General Engineering+1

    Covina, CA · No WC on file · 6 mi away

    Proof for Estrada Construction & Material Inc
    License
    CSLB 943497
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    No current workers' comp on file
    Where
    Covina, CA · serves California
    Phone
    (626) 235-1125
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Everett Brian a

    ActiveA General Engineering+3

    Hacienda Heights, CA · WC exempt · 9 mi away

    Proof for Everett Brian a
    License
    CSLB 368934
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C27 Landscaping; C33 Painting and Decorating
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Hacienda Heights, CA · serves California
    Phone
    (714) 851-3037
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Exterior Construction Inc

    ActiveA General Engineering+2

    Chino, CA · WC ✓ · 8 mi away

    Proof for Exterior Construction Inc
    License
    CSLB 981289
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C8 Concrete; C27 Landscaping
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (626) 523-7530
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Farrell Dick Industries Inc

    ActiveA General Engineering

    Chino, CA · WC ✓ · 8 mi away

    Proof for Farrell Dick Industries Inc
    License
    CSLB 585228
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (909) 613-9424
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Fdsp Brightline JV

    ActiveA General Engineering

    Chino, CA · WC exempt · 8 mi away

    Proof for Fdsp Brightline JV
    License
    CSLB 1158809
    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
    (909) 597-8413
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Fidelity Construction Plumbing Inc

    ActiveA General Engineering+2

    San Dimas, CA · WC exempt · 7 mi away

    Proof for Fidelity Construction Plumbing Inc
    License
    CSLB 585042
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C36 Plumbing
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    San Dimas, CA · serves California
    Phone
    (909) 392-4556
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Fire Co Sprinkler

    ActiveC16 Fire Protection+2

    Brea, CA · WC ✓ · 6 mi away

    Proof for Fire Co Sprinkler
    License
    CSLB 1080808
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection; C34 Pipeline; D62 Air and Water Balancing
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Brea, CA · serves California
    Phone
    (562) 286-3145
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Flatiron Dragados USA Inc

    ActiveA General Engineering

    Chino, CA · WC ✓ · 8 mi away

    Proof for Flatiron Dragados USA Inc
    License
    CSLB 938329
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (909) 597-8413
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Flo Concrete

    ActiveA General Engineering+1

    West Covina, CA · WC ✓ · 8 mi away

    Proof for Flo Concrete
    License
    CSLB 1078272
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C8 Concrete
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    West Covina, CA · serves California
    Phone
    (310) 753-3542
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Fraijo Brothers Incorporated

    ActiveA General Engineering

    Covina, CA · WC ✓ · 8 mi away

    Proof for Fraijo Brothers Incorporated
    License
    CSLB 758387
    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
    Covina, CA · serves California
    Phone
    (626) 967-7600
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Fryman Management Inc

    ActiveC31 Construction Zone Traffic Control+1

    Chino, CA · WC ✓ · 8 mi away

    Proof for Fryman Management Inc
    License
    CSLB 1007017
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C31 Construction Zone Traffic Control; D42 Non-Electrical Sign Installation
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (949) 481-5211
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Fuel Equipment Services Inc

    ActiveA General Engineering+3

    Montclair, CA · WC ✓ · 8 mi away

    Proof for Fuel Equipment Services Inc
    License
    CSLB 1007851
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical; D40 Service Station Equipment and Maintenance; HAZ Hazardous Substance Removal
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Montclair, CA · serves California
    Phone
    (800) 581-3710
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Fuel Pros Inc

    ActiveA General Engineering+3

    Chino, CA · WC ✓ · 8 mi away

    Proof for Fuel Pros Inc
    License
    CSLB 269354
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C36 Plumbing; HAZ Hazardous Substance Removal
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (909) 614-1379
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Fuel Serv

    ActiveA General Engineering+3

    Montclair, CA · WC exempt · 8 mi away

    Proof for Fuel Serv
    License
    CSLB 986361
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical; D40 Service Station Equipment and Maintenance; HAZ Hazardous Substance Removal
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Montclair, CA · serves California
    Phone
    (909) 680-9102
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. G B Construction Inc

    ActiveA General Engineering+1

    Yorba Linda, CA · WC ✓ · 7 mi away

    Proof for G B Construction Inc
    License
    CSLB 424458
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Yorba Linda, CA · serves California
    Phone
    (310) 324-3636
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. G C Landscaping & General Construction Inc

    ActiveA General Engineering+5

    City of Industry, CA · WC ✓ · 7 mi away

    Proof for G C Landscaping & General Construction Inc
    License
    CSLB 936458
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C8 Concrete; C27 Landscaping; C35 Lathing and Plastering; C60 Welding
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    City of Industry, CA · serves California
    Phone
    (626) 369-8541
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. G E Construction Co

    ActiveA General Engineering+2

    Yorba Linda, CA · WC ✓ · 9 mi away

    Proof for G E Construction Co
    License
    CSLB 630149
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C53 Swimming Pool
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Yorba Linda, CA · serves California
    Phone
    (714) 282-0300
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. G.E. Construction Contractors Inc

    ActiveA General Engineering+3

    Yorba Linda, CA · WC ✓ · 9 mi away

    Proof for G.E. Construction Contractors Inc
    License
    CSLB 861146
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C53 Swimming Pool; HAZ Hazardous Substance Removal
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Yorba Linda, CA · serves California
    Phone
    (714) 282-0300
    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