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.
G & W Builders Inc
Brea, CA · WC ✓ via leasing firm · 5 mi away
Proof for G & W Builders Inc
- License
- CSLB 457076
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C51 Structural Steel; HAZ Hazardous Substance Removal
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Covered through an employee leasing firm
- Where
- Brea, CA · serves California
- Phone
- (714) 529-9935
- Listing
- Built from public records. Not claimed yet, so call them directly.
Garcon Construction Inc
Ontario, CA · WC ✓ · 9 mi away
Proof for Garcon Construction Inc
- License
- CSLB 913550
- 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
- Ontario, CA · serves California
- Phone
- (909) 591-8601
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gba Engineering Inc
Yorba Linda, CA · WC ✓ · 7 mi away
Proof for Gba Engineering Inc
- License
- CSLB 900340
- 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
- Yorba Linda, CA · serves California
- Phone
- (714) 510-6700
- Listing
- Built from public records. Not claimed yet, so call them directly.
GC Construction & Fire Protection Inc
Ontario, CA · WC ✓ · 9 mi away
Proof for GC Construction & Fire Protection Inc
- License
- CSLB 1113745
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C16 Fire Protection
- Expires
- Dec 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Ontario, CA · serves California
- Phone
- (909) 472-2919
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gdm Inc, Na
Chino, CA · 8 mi away
Proof for Gdm Inc, Na
- SAM.gov registration
- US-GSA-SAM GE4JGKRNR945
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Corporation registered in SAM.gov
- Expires
- Nov 7, 2026
- Checked
- Oct 23, 2026
- Where
- Chino, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Geobear CA LLC
Yorba Linda, CA · WC ✓ · 9 mi away
Proof for Geobear CA LLC
- License
- CSLB 1079250
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- D06 Concrete Related Services; D30 Pile Driving and Pressure Foundation Jacking
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Yorba Linda, CA · serves California
- Phone
- (949) 426-0831
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gh Group Engineering
Hacienda Heights, CA · WC exempt · 9 mi away
Proof for Gh Group Engineering
- License
- CSLB 1149464
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Jan 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Hacienda Heights, CA · serves California
- Phone
- (714) 878-3287
- Listing
- Built from public records. Not claimed yet, so call them directly.
Golden Coast Construction
LA Habra, CA · WC ✓ · 9 mi away
Proof for Golden Coast Construction
- License
- CSLB 1074709
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C13 Fencing
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- LA Habra, CA · serves California
- Phone
- (562) 201-6137
- Listing
- Built from public records. Not claimed yet, so call them directly.
Golden Coast Construction
La Habra, CA · 9 mi away
Proof for Golden Coast Construction
- SAM.gov registration
- US-GSA-SAM JTPYBAT64TS3
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Corporation registered in SAM.gov
- Expires
- Jan 16, 2027
- Checked
- Oct 23, 2026
- Where
- La Habra, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Golden State Boring & Pipe Jacking Inc
Chino, CA · WC ✓ · 8 mi away
Proof for Golden State Boring & Pipe Jacking Inc
- License
- CSLB 678500
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Oct 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (909) 930-5811
- Listing
- Built from public records. Not claimed yet, so call them directly.
Golden West Concrete
West Covina, CA · WC ✓ · 6 mi away
Proof for Golden West Concrete
- License
- CSLB 1104414
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C8 Concrete
- Expires
- May 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- West Covina, CA · serves California
- Phone
- (213) 537-3835
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gomringer Construction Services
Covina, CA · WC ✓ · 7 mi away
Proof for Gomringer Construction Services
- License
- CSLB 1077715
- 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
- Covina, CA · serves California
- Phone
- (661) 476-8300
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gradymac Construction
LA Habra, CA · WC exempt · 9 mi away
Proof for Gradymac Construction
- License
- CSLB 748081
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Apr 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- LA Habra, CA · serves California
- Phone
- (562) 522-5527
- Listing
- Built from public records. Not claimed yet, so call them directly.
Green Giant Landscape Inc
LA Habra, CA · WC ✓ · 9 mi away
Proof for Green Giant Landscape Inc
- License
- CSLB 670478
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C13 Fencing; C27 Landscaping
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- LA Habra, CA · serves California
- Phone
- (562) 690-6208
- Listing
- Built from public records. Not claimed yet, so call them directly.
Green Point Design Build Services Inc
Brea, CA · WC exempt · 5 mi away
Proof for Green Point Design Build Services Inc
- License
- CSLB 1111185
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; ASB Asbestos Certification; B General Building; C21 Building Moving/Demolition; C27 Landscaping
- Expires
- Oct 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Brea, CA · serves California
- Phone
- (714) 882-9008
- Listing
- Built from public records. Not claimed yet, so call them directly.
Greenfield Engineering
LA Puente, CA · WC exempt · 7 mi away
Proof for Greenfield Engineering
- License
- CSLB 1146461
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C27 Landscaping
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- LA Puente, CA · serves California
- Phone
- (626) 759-5177
- Listing
- Built from public records. Not claimed yet, so call them directly.
Greer Mike a
Yorba Linda, CA · WC exempt · 7 mi away
Proof for Greer Mike a
- License
- CSLB 725867
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C51 Structural Steel
- Expires
- Aug 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Yorba Linda, CA · serves California
- Phone
- (714) 742-9935
- Listing
- Built from public records. Not claimed yet, so call them directly.
Gregg Electric Inc
Ontario, CA · WC ✓ · 9 mi away
Proof for Gregg Electric Inc
- License
- CSLB 201042
- 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
- Ontario, CA · serves California
- Phone
- (909) 983-1794
- Listing
- Built from public records. Not claimed yet, so call them directly.
Griffith-Aldridge Joint Venture
Brea, CA · WC exempt · 5 mi away
Proof for Griffith-Aldridge Joint Venture
- License
- CSLB 1145636
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C10 Electrical
- Expires
- Oct 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-Atkinson JV
Brea, CA · WC exempt · 5 mi away
Proof for Griffith-Atkinson JV
- License
- CSLB 1067118
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C8 Concrete; C12 Earthwork and Paving; C27 Landscaping; C31 Construction Zone Traffic Control; HAZ Hazardous Substance Removal
- Expires
- Jul 31, 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.
More cities in California
Free for people · nobody pays to rank. Run one of these businesses? Claim it free.