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General engineering contractors in Ontario, CA
70 general engineering contractors in Ontario, CA. Every listing checked against the issuer's record, in the published order.
Davcas Engineering LLC
Jurupa Valley, CA · WC ✓ · 5 mi away
Proof for Davcas Engineering LLC
- License
- CSLB 1136139
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C21 Building Moving/Demolition; HAZ Hazardous Substance Removal
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Jurupa Valley, CA · serves California
- Phone
- (951) 934-3760
- Listing
- Built from public records. Not claimed yet, so call them directly.
Delmatoff John Backhoe Service Inc
Norco, CA · WC ✓ · 8 mi away
Proof for Delmatoff John Backhoe Service Inc
- License
- CSLB 745242
- 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
- Norco, CA · serves California
- Phone
- (951) 371-4839
- Listing
- Built from public records. Not claimed yet, so call them directly.
Desteuben Kyle
Norco, CA · WC exempt · 8 mi away
Proof for Desteuben Kyle
- License
- CSLB 1091514
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C10 Electrical
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Norco, CA · serves California
- Phone
- (909) 478-2677
- Listing
- Built from public records. Not claimed yet, so call them directly.
Diamond Bar Electric Inc
Chino, CA · WC ✓ · 5 mi away
Proof for Diamond Bar Electric Inc
- License
- CSLB 786172
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical
- Expires
- Oct 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino, CA · serves California
- Phone
- (909) 860-6590
- Listing
- Built from public records. Not claimed yet, so call them directly.
Dk Pipeline
Norco, CA · WC ✓ · 8 mi away
Proof for Dk Pipeline
- License
- CSLB 1057399
- 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
- Norco, CA · serves California
- Phone
- (951) 260-0090
- Listing
- Built from public records. Not claimed yet, so call them directly.
Dk Pipeline Construction
Norco, CA · WC ✓ · 8 mi away
Proof for Dk Pipeline Construction
- License
- CSLB 1107795
- 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
- Norco, CA · serves California
- Phone
- (951) 260-0090
- Listing
- Built from public records. Not claimed yet, so call them directly.
Dominguez General Engineering Contractor
Pomona, CA · WC ✓ · 9 mi away
Proof for Dominguez General Engineering Contractor
- License
- CSLB 914153
- 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
- Pomona, CA · serves California
- Phone
- (626) 786-1409
- Listing
- Built from public records. Not claimed yet, so call them directly.
Dominguez General Engineering Inc
Pomona, CA · WC ✓ · 9 mi away
Proof for Dominguez General Engineering Inc
- License
- CSLB 814046
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Dec 31, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Pomona, CA · serves California
- Phone
- (909) 461-3658
- Listing
- Built from public records. Not claimed yet, so call them directly.
Double R Construction
Pomona, CA · WC exempt · 9 mi away
Proof for Double R Construction
- License
- CSLB 589105
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C34 Pipeline
- Expires
- Dec 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Pomona, CA · serves California
- Phone
- (909) 628-4356
- Listing
- Built from public records. Not claimed yet, so call them directly.
Dpd Construction
Riverside, CA · WC ✓ · 10 mi away
Proof for Dpd Construction
- License
- CSLB 914764
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C15 Flooring and Floor Covering; C39 Roofing
- Expires
- Apr 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Riverside, CA · serves California
- Phone
- (951) 790-1395
- Listing
- Built from public records. Not claimed yet, so call them directly.
Dsrm Cable Construction Inc
Pomona, CA · WC ✓ · 9 mi away
Proof for Dsrm Cable Construction Inc
- License
- CSLB 690585
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C7 Low Voltage Systems
- Expires
- Jun 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Pomona, CA · serves California
- Phone
- (909) 629-1958
- Listing
- Built from public records. Not claimed yet, so call them directly.
Dugan R Construction Inc
Mira Loma, CA · WC ✓ · 5 mi away
Proof for Dugan R Construction Inc
- License
- CSLB 621586
- 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
- Mira Loma, CA · serves California
- Phone
- (951) 360-7531
- Listing
- Built from public records. Not claimed yet, so call them directly.
Duke Plumbing Inc
Upland, CA · WC ✓ · 6 mi away
Proof for Duke Plumbing Inc
- License
- CSLB 430513
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C36 Plumbing
- Expires
- Jan 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Upland, CA · serves California
- Phone
- (909) 981-8200
- Listing
- Built from public records. Not claimed yet, so call them directly.
Dylan James Sauter
Upland, CA · WC exempt · 8 mi away
Proof for Dylan James Sauter
- License
- CSLB 1141907
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C51 Structural Steel
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Upland, CA · serves California
- Phone
- (909) 322-7171
- Listing
- Built from public records. Not claimed yet, so call them directly.
E E Electric Inc
Jurupa Valley, CA · WC ✓ · 5 mi away
Proof for E E Electric Inc
- License
- CSLB 422685
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C10 Electrical; D31 Pole Installation and Maintenance
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Jurupa Valley, CA · serves California
- Phone
- (909) 829-7818
- Listing
- Built from public records. Not claimed yet, so call them directly.
Earth Tek Engineering Corporation
Chino Hills, CA · WC ✓ · 10 mi away
Proof for Earth Tek Engineering Corporation
- License
- CSLB 843676
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Jul 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Chino Hills, CA · serves California
- Phone
- (909) 393-2000
- Listing
- Built from public records. Not claimed yet, so call them directly.
Earthrite Engineering LLC
Upland, CA · WC ✓ · 6 mi away
Proof for Earthrite Engineering LLC
- License
- CSLB 779268
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C57 Well Drilling
- Expires
- Oct 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Upland, CA · serves California
- Phone
- (714) 694-0269
- Listing
- Built from public records. Not claimed yet, so call them directly.
Earthworks Engineering
Rancho Cucamonga, CA · WC ✓ · 10 mi away
Proof for Earthworks Engineering
- License
- CSLB 1031142
- 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
- Rancho Cucamonga, CA · serves California
- Phone
- (909) 519-6754
- Listing
- Built from public records. Not claimed yet, so call them directly.
Eca Engineering
Riverside, CA · WC exempt · 10 mi away
Proof for Eca Engineering
- License
- CSLB 1122538
- 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
- Riverside, CA · serves California
- Phone
- (661) 864-9360
- Listing
- Built from public records. Not claimed yet, so call them directly.
Ee Electric Inc, E.E. Electric, Inc.
Fontana, CA · 8 mi away
Proof for Ee Electric Inc, E.E. Electric, Inc.
- SAM.gov registration
- US-GSA-SAM EMMFH5EPQE84
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Corporation registered in SAM.gov
- Expires
- Dec 12, 2026
- Checked
- Oct 23, 2026
- Where
- Fontana, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
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