Licensed Contractors in Woodinville, California
Woodinville has 13 licensed contractors registered with the California Contractors State License Board across 12 trade classifications. The most common specialties are Hazardous Substance Removal Certification (3), Plumbing Contractor (2), Well Drilling Contractor (1). 6 contractors hold general contractor licenses (Class A or B).
All license data is sourced from the California Contractors State License Board (CSLB). Last data update: February 20, 2026.
Contractors by Classification
General Contractors
Specialty Contractors
HAZ: Hazardous Substance Removal Certification
(3)
C-36: Plumbing Contractor
(2)
C-57: Well Drilling Contractor
(1)
C-10: Electrical Contractor
(1)
C-20: Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor
(1)
C-45: Electrical Sign Contractor
(1)
D12: Synthetic Products
(1)
C-7: Low Voltage Systems Contractor
(1)
D64: Non-Specialized
(1)
D28: Doors, Gates and Activating Devices
(1)
Terratherm Inc
Active
License #806815
A, HAZ
Woodinville, CA
Est. 2002
Northwest Boring Company Inc
Active
License #852380
A
Woodinville, CA
Est. 2005
Creo Industrial Arts Llc
Active
License #885854
C-45
Woodinville, CA
Est. 2006
H T I Polymer Inc
Active
License #890321
D12
Woodinville, CA
Est. 2007
License #897224
C-7
Woodinville, CA
Est. 2007
Soilfreeze Inc
Active
License #973570
D64
Woodinville, CA
Est. 2012
License #979078
D28
Woodinville, CA
Est. 2012
Fast Water Heater
Active
License #987398
C-36
Woodinville, CA
Est. 2013
Cascade Drilling Lp
Active
License #1058336
A, C-57 +1 more
Woodinville, CA
Est. 2019
License #1069034
A, HAZ
Woodinville, CA
Est. 2020
Tapco Llc
Active
License #1104182
B
Woodinville, CA
Est. 2023
Os Mep Inc
Active
License #1124851
C-10, C-20 +1 more
Woodinville, CA
Est. 2024
Synergy Modular Inc
Suspended
License #1054528
B
Woodinville, CA
Est. 2019