California · C-34
Licensed Pipeline Contractors in California
Verify any C-34 pipeline contractor license against the official state licensing record. Showing 530 active licenses below.
About the C-34 classification
A C-34 — Pipeline — license authorizes work within the pipeline trade as recognized by the California Contractors State License Board (CSLB). Before hiring, confirm the contractor's license is active and covers the specific scope of your project.
Licensed Pipeline contractors in California
| License # | Business | City | Status | Issued | Expires |
|---|---|---|---|---|---|
| #864789 | 101 PLUMBING INC | santa barbara | active | 09/24/2005 | 08/31/2027 |
| #1030939 | 101 PLUMBING SOLUTIONS | petaluma | active | 09/12/2017 | 11/30/2026 |
| #945900 | 1250 CONSTRUCTION INC | fresno | active | 04/19/2010 | 04/30/2026 |
| #986498 | 316 ENGINEERING AND CONSTRUCTION CO INC | rosemead | active | 09/04/2013 | 09/30/2027 |
| #1125313 | 8A UNDERGROUND PIPELINE | sacramento | active | 08/19/2024 | 08/31/2026 |
| #858471 | A & N PLUMBING INC | hollister | active | 05/06/2005 | 05/31/2027 |
| #1101324 | A & S LANDSCAPE CONSTRUCTION INC | valley center | active | 02/09/2023 | 02/28/2027 |
| #783095 | A - 1 TESTING / MAINTENANCE INC | truckee | active | 08/16/2000 | 08/31/2026 |
| #773161 | A D PIPELINE | riverside | active | 01/03/2000 | 01/31/2028 |
| #1063451 | ABLE PLUMBING SEWER AND DRAIN | san jose | active | 02/19/2020 | 02/29/2028 |