you asked:
General engineering contractors in Sonoma, CA
21 general engineering contractors in Sonoma, CA; 864 within 30 miles. Every listing checked against the issuer's record, in the published order.
Pinnacle Power Services Inc
Vallejo, CA · WC ✓ · 17 mi away
Proof for Pinnacle Power Services Inc
- License
- CSLB 983996
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical
- Expires
- May 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Vallejo, CA · serves California
- Phone
- (888) 511-3101
- Listing
- Built from public records. Not claimed yet, so call them directly.
Piombo G R Construction Company
Napa, CA · WC exempt · 16 mi away
Proof for Piombo G R Construction Company
- License
- CSLB 462363
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Napa, CA · serves California
- Phone
- (707) 927-6813
- Listing
- Built from public records. Not claimed yet, so call them directly.
Precision Concrete Construction LLC
Petaluma, CA · WC ✓ · 17 mi away
Proof for Precision Concrete Construction LLC
- License
- CSLB 1032112
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C8 Concrete
- Expires
- Aug 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Petaluma, CA · serves California
- Phone
- (707) 615-4956
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pridmore Brothers Construction Inc
Napa, CA · WC ✓ · 16 mi away
Proof for Pridmore Brothers Construction Inc
- License
- CSLB 384371
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Nov 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Napa, CA · serves California
- Phone
- (707) 224-0682
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pridmore Construction LLC
Napa, CA · WC ✓ · 16 mi away
Proof for Pridmore Construction LLC
- License
- CSLB 1049908
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Napa, CA · serves California
- Phone
- (707) 754-8952
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pridmore Don & Son Construction Inc
Napa, CA · WC ✓ · 16 mi away
Proof for Pridmore Don & Son Construction Inc
- License
- CSLB 556837
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Napa, CA · serves California
- Phone
- (707) 226-7093
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pridmore R Engineering
Napa, CA · WC exempt · 16 mi away
Proof for Pridmore R Engineering
- License
- CSLB 1101513
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Napa, CA · serves California
- Phone
- (707) 227-5506
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pumpman Norcal
Santa Rosa, CA · WC ✓ · 17 mi away
Proof for Pumpman Norcal
- License
- CSLB 1033562
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C10 Electrical; C16 Fire Protection; C55 Water Conditioning; C57 Well Drilling; D21 Machinery and Pumps
- Expires
- Dec 31, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Santa Rosa, CA · serves California
- Phone
- (707) 584-9191
- Listing
- Built from public records. Not claimed yet, so call them directly.
Pursell Brad General Engineering Inc
Napa, CA · WC ✓ · 16 mi away
Proof for Pursell Brad General Engineering Inc
- License
- CSLB 1052652
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Napa, CA · serves California
- Phone
- (707) 738-7608
- Listing
- Built from public records. Not claimed yet, so call them directly.
Quality Incorporated Site Work & Underground
Napa, CA · WC ✓ · 16 mi away
Proof for Quality Incorporated Site Work & Underground
- License
- CSLB 622688
- 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
- Napa, CA · serves California
- Phone
- (707) 257-7386
- Listing
- Built from public records. Not claimed yet, so call them directly.
R & M Grading Inc
Napa, CA · WC ✓ · 16 mi away
Proof for R & M Grading Inc
- License
- CSLB 720126
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C12 Earthwork and Paving
- Expires
- Mar 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Napa, CA · serves California
- Phone
- (707) 255-5009
- Listing
- Built from public records. Not claimed yet, so call them directly.
R & R Maher Construction Company Inc
Napa, CA · WC ✓ · 16 mi away
Proof for R & R Maher Construction Company Inc
- License
- CSLB 508930
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C8 Concrete
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Napa, CA · serves California
- Phone
- (707) 552-0330
- Listing
- Built from public records. Not claimed yet, so call them directly.
Radco & Associates Inc
San Rafael, CA · WC ✓ · 19 mi away
Proof for Radco & Associates Inc
- License
- CSLB 410936
- 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
- San Rafael, CA · serves California
- Phone
- (415) 407-2649
- Listing
- Built from public records. Not claimed yet, so call them directly.
Reliable Crane & Rigging Inc
Santa Rosa, CA · WC ✓ · 17 mi away
Proof for Reliable Crane & Rigging Inc
- License
- CSLB 981394
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; D21 Machinery and Pumps
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Santa Rosa, CA · serves California
- Phone
- (707) 778-8313
- Listing
- Built from public records. Not claimed yet, so call them directly.
Riechers Peter
Napa, CA · WC exempt · 16 mi away
Proof for Riechers Peter
- License
- CSLB 524874
- 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
- Napa, CA · serves California
- Phone
- (707) 337-8465
- Listing
- Built from public records. Not claimed yet, so call them directly.
Rise Rigging LLC
Petaluma, CA · WC ✓ · 17 mi away
Proof for Rise Rigging LLC
- License
- CSLB 1051954
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Apr 30, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Petaluma, CA · serves California
- Phone
- (415) 446-9256
- Listing
- Built from public records. Not claimed yet, so call them directly.
Rjohn Development Co
Petaluma, CA · WC exempt · 17 mi away
Proof for Rjohn Development Co
- License
- CSLB 415555
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building; C16 Fire Protection; HAZ Hazardous Substance Removal
- Expires
- Apr 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Petaluma, CA · serves California
- Phone
- (650) 619-4986
- Listing
- Built from public records. Not claimed yet, so call them directly.
Rl Builders Inc
Santa Rosa, CA · WC exempt · 17 mi away
Proof for Rl Builders Inc
- License
- CSLB 884587
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; B General Building
- Expires
- Sep 30, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Santa Rosa, CA · serves California
- Phone
- (707) 762-2701
- Listing
- Built from public records. Not claimed yet, so call them directly.
Rock Piping & Mechanical Inc
Fairfield, CA · WC ✓ · 19 mi away
Proof for Rock Piping & Mechanical Inc
- License
- CSLB 924409
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering
- Expires
- Oct 31, 2028
- Checked
- Oct 24, 2026
- Workers' comp
- Workers' comp on file
- Where
- Fairfield, CA · serves California
- Phone
- (510) 672-7770
- Listing
- Built from public records. Not claimed yet, so call them directly.
Rojas Plumbing Company
Vallejo, CA · WC exempt · 18 mi away
Proof for Rojas Plumbing Company
- License
- CSLB 1023568
- Issuer
- California Contractors State License Board
- Status
- Active
- Class
- A General Engineering; C36 Plumbing
- Expires
- Feb 28, 2027
- Checked
- Oct 24, 2026
- Workers' comp
- Exempt: no employees
- Where
- Vallejo, CA · serves California
- Phone
- (510) 932-3184
- Listing
- Built from public records. Not claimed yet, so call them directly.
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