you asked:
General engineering contractors in Clayton, CA
9 general engineering contractors in Clayton, CA; 1,359 within 30 miles. Every listing checked against the issuer's record, in the published order.
Flatiron Dragados-Teichert I-80 Truck Lanes JV
Concord, CA · 7 mi away
Proof for Flatiron Dragados-Teichert I-80 Truck Lanes JV
- SAM.gov registration
- US-GSA-SAM TSCHJF32JGT5
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Partnership or limited liability partnership registered in SAM.gov
- Expires
- Feb 19, 2027
- Checked
- Oct 23, 2026
- Where
- Concord, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Flatiron Herzog a JV
Concord, CA · 7 mi away
Proof for Flatiron Herzog a JV
- SAM.gov registration
- US-GSA-SAM XS9BXQRKAR57
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Partnership or limited liability partnership registered in SAM.gov
- Expires
- Jan 13, 2027
- Checked
- Oct 23, 2026
- Where
- Concord, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Flatiron-Teichert a Joint Venture
Concord, CA · 7 mi away
Proof for Flatiron-Teichert a Joint Venture
- SAM.gov registration
- US-GSA-SAM XRTYG15RSRM5
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Partnership or limited liability partnership registered in SAM.gov
- Expires
- Mar 4, 2027
- Checked
- Oct 23, 2026
- Where
- Concord, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Flatirondragados-Odin a Daguerre JV
Concord, CA · WC exempt · 7 mi away
Proof for Flatirondragados-Odin a Daguerre JV
- License
- CSLB 1150674
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Feb 29, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Concord, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
John Arthur Welding, Inc
Antioch, CA · 7 mi away
Proof for John Arthur Welding, Inc
- SAM.gov registration
- US-GSA-SAM XJ6FZCC5SYL6
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Corporation registered in SAM.gov
- Expires
- Aug 17, 2027
- Checked
- Oct 23, 2026
- Where
- Antioch, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Mce Corp
Concord, CA · 7 mi away
Proof for Mce Corp
- SAM.gov registration
- US-GSA-SAM RRWMZEXVM4Q7
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Corporation registered in SAM.gov
- Expires
- Dec 16, 2026
- Checked
- Oct 23, 2026
- Where
- Concord, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
C D M Asphalt
Concord, CA · WC exempt · 6 mi away
Proof for C D M Asphalt
- License
- CSLB 1078207
- Issuer
- California Contractors State License Board
- Status
- Bond pay susp
- Class
- A General Engineering; B General Building
- Expires
- Jul 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Concord, CA · serves California
- Phone
- (925) 459-4158
- Listing
- Built from public records. Not claimed yet, so call them directly.
3Vi Inc
San Ramon, CA · WC ✓ · 12 mi away
Proof for 3Vi Inc
- License
- CSLB 1136949
- 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 Ramon, CA · serves California
- Phone
- (925) 236-0170
- Listing
- Built from public records. Not claimed yet, so call them directly.
A a General Engineering
Brentwood, CA · WC exempt · 13 mi away
Proof for A a General Engineering
- License
- CSLB 1054026
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- May 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Brentwood, CA · serves California
- Phone
- (925) 250-7608
- Listing
- Built from public records. Not claimed yet, so call them directly.
Absolute Plumbing and Drain
Martinez, CA · WC ✓ · 13 mi away
Proof for Absolute Plumbing and Drain
- License
- CSLB 890248
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C31 Construction Zone Traffic Control; C34 Pipeline; C36 Plumbing
- Expires
- Feb 29, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Martinez, CA · serves California
- Phone
- (925) 676-1900
- Listing
- Built from public records. Not claimed yet, so call them directly.
AC3
Lafayette, CA · WC ✓ · 11 mi away
Proof for AC3
- License
- CSLB 647234
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical; D21 Machinery and Pumps
- Expires
- Jun 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Lafayette, CA · serves California
- Phone
- (510) 865-2455
- Listing
- Built from public records. Not claimed yet, so call them directly.
Ace-High Engineering
Brentwood, CA · WC ✓ · 13 mi away
Proof for Ace-High Engineering
- License
- CSLB 1080733
- 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
- Brentwood, CA · serves California
- Phone
- (510) 715-0585
- Listing
- Built from public records. Not claimed yet, so call them directly.
Advance Telecom Inc
Brentwood, CA · WC ✓ · 13 mi away
Proof for Advance Telecom Inc
- License
- CSLB 1031556
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C7 Low Voltage Systems; C31 Construction Zone Traffic Control; C34 Pipeline
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brentwood, CA · serves California
- Phone
- (510) 921-1149
- Listing
- Built from public records. Not claimed yet, so call them directly.
Advanced Pipeline Services
Oakley, CA · WC ✓ · 14 mi away
Proof for Advanced Pipeline Services
- License
- CSLB 578789
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; HAZ Hazardous Substance Removal
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Oakley, CA · serves California
- Phone
- (209) 815-3822
- Listing
- Built from public records. Not claimed yet, so call them directly.
Advanced Trenchless Inc
Martinez, CA · WC ✓ · 13 mi away
Proof for Advanced Trenchless Inc
- License
- CSLB 971074
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C36 Plumbing; C42 Sanitation System
- Expires
- Mar 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Martinez, CA · serves California
- Phone
- (925) 932-4023
- Listing
- Built from public records. Not claimed yet, so call them directly.
All Trades Co-Op
Brentwood, CA · WC ✓ · 13 mi away
Proof for All Trades Co-Op
- License
- CSLB 915300
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C33 Painting and Decorating
- Expires
- May 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brentwood, CA · serves California
- Phone
- (925) 584-9128
- Listing
- Built from public records. Not claimed yet, so call them directly.
All Trades Construction Services Inc
Brentwood, CA · WC ✓ · 13 mi away
Proof for All Trades Construction Services Inc
- License
- CSLB 1073079
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C33 Painting and Decorating
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brentwood, CA · serves California
- Phone
- (925) 584-9128
- Listing
- Built from public records. Not claimed yet, so call them directly.
Amer Construction Inc
San Ramon, CA · WC ✓ · 12 mi away
Proof for Amer Construction Inc
- License
- CSLB 1105366
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- May 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- San Ramon, CA · serves California
- Phone
- (510) 367-4548
- Listing
- Built from public records. Not claimed yet, so call them directly.
Anza Engineering Corp
Brentwood, CA · WC ✓ · 13 mi away
Proof for Anza Engineering Corp
- License
- CSLB 273213
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brentwood, CA · serves California
- Phone
- (925) 513-2060
- Listing
- Built from public records. Not claimed yet, so call them directly.
Ati Traffic Control LLC
Brentwood, CA · WC ✓ · 13 mi away
Proof for Ati Traffic Control LLC
- License
- CSLB 1110157
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- C31 Construction Zone Traffic Control
- Expires
- Sep 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Brentwood, CA · serves California
- Phone
- (510) 381-2703
- 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.