you asked:
General engineering contractors in Colfax, CA
5 general engineering contractors in Colfax, CA; 500 within 30 miles. Every listing checked against the issuer's record, in the published order.
Phoenix Utility Inc
Lincoln, CA · WC ✓ · 23 mi away
Proof for Phoenix Utility Inc
- License
- CSLB 1149719
- 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
- Lincoln, CA · serves California
- Phone
- (916) 749-9991
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pilot Construction
Pilot Hill, CA · WC exempt · 21 mi away
Proof for Pilot Construction
- License
- CSLB 456356
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Pilot Hill, CA · serves California
- Phone
- (530) 613-3194
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pioneer Underground Construction
Lincoln, CA · WC ✓ · 23 mi away
Proof for Pioneer Underground Construction
- License
- CSLB 844480
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- D09 Drilling, Blasting and Oil Field Work
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Lincoln, CA · serves California
- Phone
- (408) 595-2477
- Listing
- Built from public records. Not claimed yet, so call them directly.
Precision Earthworks Construction Inc
Loomis, CA · WC ✓ · 23 mi away
Proof for Precision Earthworks Construction Inc
- License
- CSLB 986122
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C12 Earthwork and Paving
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Loomis, CA · serves California
- Phone
- (916) 652-8384
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pronesti Enviro Inc
Loomis, CA · WC ✓ · 23 mi away
Proof for Pronesti Enviro Inc
- License
- CSLB 1011422
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Feb 29, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Loomis, CA · serves California
- Phone
- (916) 652-5832
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pronesti Environmental Inc
Loomis, CA · WC ✓ · 23 mi away
Proof for Pronesti Environmental Inc
- License
- CSLB 982382
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C27 Landscaping; D59 Hydroseed Spraying
- Expires
- Mar 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Loomis, CA · serves California
- Phone
- (916) 652-5832
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pronesti Excavation Inc
Loomis, CA · WC ✓ · 23 mi away
Proof for Pronesti Excavation Inc
- License
- CSLB 624475
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C27 Landscaping
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Loomis, CA · serves California
- Phone
- (916) 652-5832
- Listing
- Built from public records. Not claimed yet, so call them directly.
Rocon Development
Loomis, CA · WC exempt · 23 mi away
Proof for Rocon Development
- License
- CSLB 656019
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Oct 31, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Loomis, CA · serves California
- Phone
- (916) 276-7429
- Listing
- Built from public records. Not claimed yet, so call them directly.
S W S Engineering and Construction Inc
Penryn, CA · WC ✓ · 20 mi away
Proof for S W S Engineering and Construction Inc
- License
- CSLB 875132
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical; C51 Structural Steel; C60 Welding
- Expires
- Mar 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Penryn, CA · serves California
- Phone
- (916) 315-0500
- Listing
- Built from public records. Not claimed yet, so call them directly.
Sean Freitas Architect Inc
Lincoln, CA · WC ✓ · 23 mi away
Proof for Sean Freitas Architect Inc
- License
- CSLB 1093993
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C8 Concrete; C10 Electrical; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C21 Building Moving/Demolition; C36 Plumbing; C39 Roofing
- Expires
- Jul 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Lincoln, CA · serves California
- Phone
- (916) 209-9890
- Listing
- Built from public records. Not claimed yet, so call them directly.
Sepcorp Inc
Pilot Hill, CA · WC exempt · 21 mi away
Proof for Sepcorp Inc
- License
- CSLB 664457
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Jul 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Pilot Hill, CA · serves California
- Phone
- (530) 888-0767
- Listing
- Built from public records. Not claimed yet, so call them directly.
Siller Construction Co
Lincoln, CA · WC ✓ · 23 mi away
Proof for Siller Construction Co
- License
- CSLB 1008603
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Lincoln, CA · serves California
- Phone
- (530) 682-0130
- Listing
- Built from public records. Not claimed yet, so call them directly.
Siller Daryl M
Lincoln, CA · WC exempt · 23 mi away
Proof for Siller Daryl M
- License
- CSLB 1080596
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Lincoln, CA · serves California
- Phone
- (530) 682-0130
- Listing
- Built from public records. Not claimed yet, so call them directly.
Sousa Mario Concrete Contracting
Lincoln, CA · WC ✓ · 23 mi away
Proof for Sousa Mario Concrete Contracting
- License
- CSLB 939462
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C8 Concrete
- Expires
- Jul 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Lincoln, CA · serves California
- Phone
- (916) 715-2786
- Listing
- Built from public records. Not claimed yet, so call them directly.
Southwest Grading Inc
Loomis, CA · WC ✓ · 23 mi away
Proof for Southwest Grading Inc
- License
- CSLB 577594
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Loomis, CA · serves California
- Phone
- (916) 632-6760
- Listing
- Built from public records. Not claimed yet, so call them directly.
Specialty Paving Inc
Lincoln, CA · 23 mi away
Proof for Specialty Paving Inc
- SAM.gov registration
- US-GSA-SAM NNJMZLQ6PHF3
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Corporation registered in SAM.gov
- Expires
- Feb 25, 2027
- Checked
- Oct 23, 2026
- Where
- Lincoln, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Steagall Clyde G Inc
Loomis, CA · WC ✓ · 23 mi away
Proof for Steagall Clyde G Inc
- License
- CSLB 389542
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Loomis, CA · serves California
- Phone
- (916) 652-1700
- Listing
- Built from public records. Not claimed yet, so call them directly.
Steve's Excavating Inc
Loomis, CA · WC ✓ · 23 mi away
Proof for Steve's Excavating Inc
- License
- CSLB 855606
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Feb 29, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Loomis, CA · serves California
- Phone
- (916) 496-1701
- Listing
- Built from public records. Not claimed yet, so call them directly.
Studebaker Electric Inc
Loomis, CA · WC ✓ · 23 mi away
Proof for Studebaker Electric Inc
- License
- CSLB 957296
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C10 Electrical; C31 Construction Zone Traffic Control
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Loomis, CA · serves California
- Phone
- (916) 259-2395
- Listing
- Built from public records. Not claimed yet, so call them directly.
Tcw Concrete Inc
Loomis, CA · WC ✓ · 23 mi away
Proof for Tcw Concrete Inc
- License
- CSLB 1038728
- 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
- Loomis, CA · serves California
- Phone
- (530) 701-0285
- Listing
- Built from public records. Not claimed yet, so call them directly.
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