you asked:
General engineering contractors in Penn Valley, CA
12 general engineering contractors in Penn Valley, CA; 413 within 30 miles. Every listing checked against the issuer's record, in the published order.
R J T Construction Inc
Auburn, CA · WC ✓ · 20 mi away
Proof for R J T Construction Inc
- License
- CSLB 453031
- 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
- Workers' comp on file
- Where
- Auburn, CA · serves California
- Phone
- (530) 823-2220
- Listing
- Built from public records. Not claimed yet, so call them directly.
Reese Excavating a Partnership
Rio Oso, CA · WC exempt · 23 mi away
Proof for Reese Excavating a Partnership
- License
- CSLB 1025848
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Rio Oso, CA · serves California
- Phone
- (916) 849-8182
- Listing
- Built from public records. Not claimed yet, so call them directly.
Ridge Logging Inc
Nevada City, CA · WC ✓ · 20 mi away
Proof for Ridge Logging Inc
- License
- CSLB 1107585
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; D49 Tree Service
- Expires
- Jul 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Nevada City, CA · serves California
- Phone
- (530) 265-3535
- Listing
- Built from public records. Not claimed yet, so call them directly.
Ridgero Engineering
Olivehurst, CA · WC ✓ · 22 mi away
Proof for Ridgero Engineering
- License
- CSLB 1109953
- 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
- Olivehurst, CA · serves California
- Phone
- (916) 318-2153
- Listing
- Built from public records. Not claimed yet, so call them directly.
Robinson Enterprises Investment Company Inc
Nevada City, CA · WC ✓ · 20 mi away
Proof for Robinson Enterprises Investment Company Inc
- License
- CSLB 322436
- 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
- Nevada City, CA · serves California
- Phone
- (530) 265-5844
- Listing
- Built from public records. Not claimed yet, so call them directly.
Rugged Rock Engineering
Nevada City, CA · WC exempt · 20 mi away
Proof for Rugged Rock Engineering
- License
- CSLB 1092309
- 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
- Nevada City, CA · serves California
- Phone
- (530) 559-7893
- Listing
- Built from public records. Not claimed yet, so call them directly.
S D J Construction Inc
Nevada City, CA · WC exempt · 20 mi away
Proof for S D J Construction Inc
- License
- CSLB 850012
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Nov 30, 2026
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Nevada City, CA · serves California
- Phone
- (530) 265-5767
- Listing
- Built from public records. Not claimed yet, so call them directly.
S W S Engineering and Construction Inc
Penryn, CA · WC ✓ · 23 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.
Schmidl David L
Yuba City, CA · WC exempt · 24 mi away
Proof for Schmidl David L
- License
- CSLB 906836
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Yuba City, CA · serves California
- Phone
- (530) 682-1539
- Listing
- Built from public records. Not claimed yet, so call them directly.
Seghezzi Enterprises
Nevada City, CA · WC exempt · 20 mi away
Proof for Seghezzi Enterprises
- License
- CSLB 599432
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Jul 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Nevada City, CA · serves California
- Phone
- (530) 913-8189
- Listing
- Built from public records. Not claimed yet, so call them directly.
Sierra Civil
Greenwood, CA · WC exempt · 25 mi away
Proof for Sierra Civil
- License
- CSLB 1150809
- 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
- Greenwood, CA · serves California
- Phone
- (530) 306-8070
- Listing
- Built from public records. Not claimed yet, so call them directly.
Sierra Engineering Inc
Newcastle, CA · WC exempt · 22 mi away
Proof for Sierra Engineering Inc
- License
- CSLB 1162432
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Oct 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Newcastle, CA · serves California
- Phone
- (916) 712-1129
- Listing
- Built from public records. Not claimed yet, so call them directly.
Sierra Septic Service & Supply Co
Newcastle, CA · WC ✓ · 22 mi away
Proof for Sierra Septic Service & Supply Co
- License
- CSLB 417533
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C36 Plumbing; C42 Sanitation System
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Newcastle, CA · serves California
- Phone
- (530) 885-3492
- Listing
- Built from public records. Not claimed yet, so call them directly.
Simpson & Simpson, Inc.
Newcastle, CA · 22 mi away
Proof for Simpson & Simpson, Inc.
- SAM.gov registration
- US-GSA-SAM GQXJKBB2W295
- Issuer
- US-GSA-SAM
- Status
- Active
- Class
- Corporation registered in SAM.gov
- Expires
- Apr 28, 2027
- Checked
- Oct 23, 2026
- Where
- Newcastle, CA · serves California
- Listing
- Built from public records. Not claimed yet, so call them directly.
Sipherd Matthew S
Auburn, CA · WC exempt · 20 mi away
Proof for Sipherd Matthew S
- License
- CSLB 900113
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Jul 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Auburn, CA · serves California
- Phone
- (530) 330-1997
- Listing
- Built from public records. Not claimed yet, so call them directly.
Slack Jason
Oroville, CA · WC exempt · 23 mi away
Proof for Slack Jason
- License
- CSLB 1043383
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Aug 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Oroville, CA · serves California
- Phone
- (530) 370-9875
- Listing
- Built from public records. Not claimed yet, so call them directly.
Sterling P Holloway III Inc
Auburn, CA · WC ✓ · 20 mi away
Proof for Sterling P Holloway III Inc
- License
- CSLB 382173
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; ASB Asbestos Certification; C12 Earthwork and Paving; C21 Building Moving/Demolition; C22 Asbestos Abatement
- Expires
- Oct 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Auburn, CA · serves California
- Phone
- (530) 878-1800
- Listing
- Built from public records. Not claimed yet, so call them directly.
Stewart B Wells
Auburn, CA · WC exempt · 20 mi away
Proof for Stewart B Wells
- License
- CSLB 1146579
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Auburn, CA · serves California
- Phone
- (530) 906-0924
- Listing
- Built from public records. Not claimed yet, so call them directly.
The Backyard Artist
Oroville, CA · WC exempt · 23 mi away
Proof for The Backyard Artist
- License
- CSLB 1141811
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Aug 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Oroville, CA · serves California
- Phone
- (714) 425-4897
- Listing
- Built from public records. Not claimed yet, so call them directly.
Trifecta Connections LLC
Yuba City, CA · WC ✓ · 24 mi away
Proof for Trifecta Connections LLC
- License
- CSLB 899609
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Jan 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Yuba City, CA · serves California
- Phone
- (530) 713-2014
- 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.