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.
Griffith Company
Brea, CA · WC ✓ · 5 mi away
Proof for Griffith Company
- License
- CSLB 88
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C8 Concrete; C12 Earthwork and Paving; C21 Building Moving/Demolition; C22 Asbestos Abatement; C27 Landscaping; C31 Construction Zone Traffic Control; HAZ Hazardous Substance Removal
- Expires
- Sep 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brea, CA · serves California
- Phone
- (714) 984-5500
- Listing
- Built from public records. Not claimed yet, so call them directly.
Griffith Company
Brea, CA · 5 mi away
Proof for Griffith Company
- SAM.gov registration
- US-GSA-SAM UBEHN6GHK7T1
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Corporation registered in SAM.gov
- Expires
- Nov 13, 2026
- Checked
- Oct 23, 2026
- Where
- Brea, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Griffith / Dutra Joint Venture
Brea, CA · WC exempt · 5 mi away
Proof for Griffith / Dutra Joint Venture
- License
- CSLB 922225
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C8 Concrete; C10 Electrical; C12 Earthwork and Paving; C27 Landscaping; HAZ Hazardous Substance Removal
- Expires
- Sep 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Brea, CA · serves California
- Phone
- (714) 984-5500
- Listing
- Built from public records. Not claimed yet, so call them directly.
Griffith-Stacy and Witbeck a Joint Venture
Brea, CA · WC exempt · 5 mi away
Proof for Griffith-Stacy and Witbeck a Joint Venture
- License
- CSLB 1104248
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- May 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Brea, CA · serves California
- Phone
- (714) 984-5500
- Listing
- Built from public records. Not claimed yet, so call them directly.
Griffith-Vanguard Joint Venture
Brea, CA · WC exempt · 5 mi away
Proof for Griffith-Vanguard Joint Venture
- License
- CSLB 1047062
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C8 Concrete; C12 Earthwork and Paving; C27 Landscaping; HAZ Hazardous Substance Removal
- Expires
- Nov 30, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Brea, CA · serves California
- Phone
- (714) 984-5500
- Listing
- Built from public records. Not claimed yet, so call them directly.
Grigolla Construction
San Dimas, CA · WC exempt · 7 mi away
Proof for Grigolla Construction
- License
- CSLB 840594
- 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
- San Dimas, CA · serves California
- Phone
- (909) 447-8530
- Listing
- Built from public records. Not claimed yet, so call them directly.
Grigolla & Sons Construction Co Inc
San Dimas, CA · WC ✓ · 7 mi away
Proof for Grigolla & Sons Construction Co Inc
- License
- CSLB 514132
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Jul 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- San Dimas, CA · serves California
- Phone
- (909) 447-8530
- Listing
- Built from public records. Not claimed yet, so call them directly.
Growth Development Marketing Incorporated
Chino, CA · WC ✓ · 8 mi away
Proof for Growth Development Marketing Incorporated
- License
- CSLB 972790
- 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
- Chino, CA · serves California
- Phone
- (909) 627-0200
- Listing
- Built from public records. Not claimed yet, so call them directly.
Habhab Yousef
Fullerton, CA · WC exempt · 9 mi away
Proof for Habhab Yousef
- License
- CSLB 1117811
- 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
- Fullerton, CA · serves California
- Phone
- (650) 302-2842
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hacienda Pipeline Company Inc
Yorba Linda, CA · WC ✓ · 7 mi away
Proof for Hacienda Pipeline Company Inc
- License
- CSLB 818685
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C34 Pipeline; C42 Sanitation System
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Yorba Linda, CA · serves California
- Phone
- (714) 340-3122
- Listing
- Built from public records. Not claimed yet, so call them directly.
Haddadin Building Group
Fullerton, CA · WC exempt · 9 mi away
Proof for Haddadin Building Group
- License
- CSLB 1088471
- 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
- Fullerton, CA · serves California
- Phone
- (714) 290-5338
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hampton Tedder Electric Commercial
Montclair, CA · WC ✓ · 8 mi away
Proof for Hampton Tedder Electric Commercial
- License
- CSLB 1146693
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical; C31 Construction Zone Traffic Control; D31 Pole Installation and Maintenance
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Montclair, CA · serves California
- Phone
- (909) 993-5998
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hampton Tedder Electric Company
Montclair, CA · WC ✓ · 8 mi away
Proof for Hampton Tedder Electric Company
- License
- CSLB 288589
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical; C31 Construction Zone Traffic Control; D31 Pole Installation and Maintenance
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Montclair, CA · serves California
- Phone
- (909) 628-1253
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hampton Tedder Technical Services Inc
Montclair, CA · WC ✓ · 8 mi away
Proof for Hampton Tedder Technical Services Inc
- License
- CSLB 961649
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical; C31 Construction Zone Traffic Control
- Expires
- Jun 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Montclair, CA · serves California
- Phone
- (909) 628-1256
- Listing
- Built from public records. Not claimed yet, so call them directly.
Harbor Environmental Group Inc
Brea, CA · WC ✓ · 6 mi away
Proof for Harbor Environmental Group Inc
- License
- CSLB 936557
- 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
- Brea, CA · serves California
- Phone
- (714) 257-9680
- Listing
- Built from public records. Not claimed yet, so call them directly.
Harder Concrete Breaking Inc
Yorba Linda, CA · WC ✓ · 9 mi away
Proof for Harder Concrete Breaking Inc
- License
- CSLB 747952
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; D06 Concrete Related Services
- Expires
- Apr 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Yorba Linda, CA · serves California
- Phone
- (714) 720-8965
- Listing
- Built from public records. Not claimed yet, so call them directly.
Heavy Iron Contracting LLC
San Dimas, CA · WC ✓ · 7 mi away
Proof for Heavy Iron Contracting LLC
- License
- CSLB 1104415
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- May 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- San Dimas, CA · serves California
- Phone
- (951) 830-9703
- Listing
- Built from public records. Not claimed yet, so call them directly.
Heritage General Contracting Inc
Glendora, CA · WC ✓ · 8 mi away
Proof for Heritage General Contracting Inc
- License
- CSLB 1061808
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Dec 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Glendora, CA · serves California
- Phone
- (714) 618-7706
- Listing
- Built from public records. Not claimed yet, so call them directly.
Hi - Way Safety Rentals Inc
Chino, CA · WC ✓ · 8 mi away
Proof for Hi - Way Safety Rentals Inc
- License
- CSLB 934148
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C31 Construction Zone Traffic Control; C32 Parking and Highway Improvement
- Expires
- Jun 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (909) 591-1781
- Listing
- Built from public records. Not claimed yet, so call them directly.
High Speed Rooter and Plumbing Inc
Ontario, CA · WC ✓ via leasing firm · 9 mi away
Proof for High Speed Rooter and Plumbing Inc
- License
- CSLB 1017796
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing; C42 Sanitation System
- Expires
- Aug 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Covered through an employee leasing firm
- Where
- Ontario, CA · serves California
- Phone
- (213) 949-4202
- Listing
- Built from public records. Not claimed yet, so call them directly.
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