Pipeline Contractors in California (C-34)
California licenses thousands of Pipeline contractors through the CSLB. This directory tracks 554 of them: 538 currently active (97%), with 100% carrying a contractor bond on file and 73% showing workers' compensation coverage. Every profile is dated against the official CSLB public record.
- 554
- Listed
- 538
- Active
- 554
- With bond
- 405
- With WC
Browse by city
- Bakersfield (17)
- Santa Barbara (17)
- Riverside (13)
- Orange (8)
- Sacramento (8)
- Simi Valley (8)
- Moreno Valley (7)
- Yucaipa (7)
- Long Beach (6)
- Petaluma (6)
- Houston (5)
- Lancaster (5)
- Perris (5)
- Redlands (5)
- Tulare (5)
- Yorba Linda (5)
- Anaheim (4)
- El Cajon (4)
- Irvine (4)
- Modesto (4)
- San Bernardino (4)
- Santa Ana (4)
- Santa Cruz (4)
- Temecula (4)
- Upland (4)
- Yuba City (4)
- Antioch (3)
- Apple Valley (3)
- Azusa (3)
- Big Bear Lake (3)
Pipeline contractors
Addison - Miller Inc
C-34 · Orange, CA
Verified August 4, 2026 · Bonded
PPS Plumbing Corp
C-34 · Azusa, CA
Verified August 4, 2026 · Bonded
Double Diamond Pipeline
C-34 · Carson City, NV
Verified August 4, 2026 · Bonded
Shack Plumbing
C-34 · Santa Monica, CA
Verified August 4, 2026 · Bonded
M C M Plumbing
C-34 · Merced, CA
Verified August 4, 2026 · Bonded
Revision Pipelines Landscape Services
C-34 · Santa Barbara, CA
Verified August 4, 2026 · Bonded
Best Boring and Bursting Inc
C-34 · Costa Mesa, CA
Verified August 4, 2026 · Bonded
Lino's Fire Protection Services Inc
C-34 · Whittier, CA
Verified August 4, 2026 · Bonded
S G Banks Inc
C-34 · Bakersfield, CA
Verified August 4, 2026 · Bonded
Robert S Marks Plumbing Inc
C-34 · Visalia, CA
Verified August 4, 2026 · Bonded
B Smith and Son's Construction Inc
C-34 · Turlock, CA
Verified August 4, 2026 · Bonded
Cobra Pipeline Co Inc
C-34 · Suisun, CA
Verified August 4, 2026 · Bonded
Pipe Rehab Specialists
C-34 · Riverton, UT
Verified August 4, 2026 · Bonded
Pure Water Plumbing
C-34 · Oakley, CA
Verified August 4, 2026 · Bonded
Ellingson Drainage Inc
C-34 · West Concord, MN
Verified August 4, 2026 · Bonded
Hudson Brothers Inc
C-34 · Scotts Valley, CA
Verified August 4, 2026 · Bonded
Probuild Construction Inc
C-34 · Poway, CA
Verified August 4, 2026 · Bonded
Stellar Steel Services LLC
C-34 · Peoria, AZ
Verified August 4, 2026 · Bonded
Ruiz Pipeline
C-34 · Yuba City, CA
Verified August 4, 2026 · Bonded
So - Gar Pipeline Construction
C-34 · Vista, CA
Verified August 4, 2026 · Bonded
Dvbe Mechanical Inc
C-34 · Long Beach, CA
Verified August 4, 2026 · Bonded
GSM Pipeline Construction & Repair
C-34 · Oxnard, CA
Verified August 4, 2026 · Bonded
California Utility Company
C-34 · Los Gatos, CA
Verified August 4, 2026 · Bonded
David's Plumbing LLC
C-34 · Raymond, CA
Verified August 4, 2026 · Bonded
Frequently asked questions
How many Pipeline contractors are licensed in California?
This directory lists 554 Pipeline contractors in California, of which 538 currently hold an active CSLB license.
How do I check if a Pipeline contractor is licensed in California?
Open the contractor's profile here for their dated CSLB status, or look up their license number directly on the CSLB "Check a License" tool. A license must be active (not expired, suspended, or inactive) to be valid.
Should a Pipeline contractor carry a bond and workers' compensation?
Most active CSLB licensees carry a contractor bond, and any contractor with employees must carry workers' compensation. Each profile shows what the CSLB record reports.