Licensed Contractors in Clearlake Oaks, California

Clearlake Oaks has 19 licensed contractors registered with the California Contractors State License Board across 13 trade classifications. The most common specialties are Flooring and Floor Covering Contractor (2), Drywall Contractor (2), Plumbing Contractor (2). 9 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: April 05, 2026.

Contractors by Trade

Building (11)
Painting (3)
Electrical (2)
Plumbing (2)
Limited (2)
HVAC (1)
Roofing (1)
Landscaping (1)
Bernard Krahne Active
License #366381 C-15 Clearlake Oaks, CA Est. 1978
Lake Construction/Building Interiors Active
License #415921 A, B +1 more Clearlake Oaks, CA Est. 1981
Ron Sugimoto Const Active
License #437665 B Clearlake Oaks, CA Est. 1983
Audac Active
License #445578 C-7 Clearlake Oaks, CA Est. 1983
Don Cowden Const Inc Active
License #550387 B, C-9 Clearlake Oaks, CA Est. 1988
David Scott White Dba The Glass Guy Active
License #660056 C-17 Clearlake Oaks, CA Est. 1992
Superior Garage Door Service Active
License #744501 D28 Clearlake Oaks, CA Est. 1998
Anthony Samuel Martinez Dba Asm Construction Active
License #752509 B Clearlake Oaks, CA Est. 1998
Hill Floor Service Active
License #752520 C-15 Clearlake Oaks, CA Est. 1998
High Valley Tile & Stone Active
License #786309 C-54 Clearlake Oaks, CA Est. 2000
Sumner Construction Active
License #786894 B Clearlake Oaks, CA Est. 2000
Real Plumbing And Heating Inc Active
License #838680 C-20, C-36 Clearlake Oaks, CA Est. 2004
Arbeez Plumbing Active
License #839136 C-36 Clearlake Oaks, CA Est. 2004
Douglas Snyder Active
License #872728 B Clearlake Oaks, CA Est. 2006
J G Construction Active
License #885029 B Clearlake Oaks, CA Est. 2006
Tim Mulder Active
License #993236 A Clearlake Oaks, CA Est. 2014
Fehrn Electric Active
License #1031500 C-10 Clearlake Oaks, CA Est. 2017
Green Tree Service Active
License #1112024 D49 Clearlake Oaks, CA Est. 2023
O'Connor Landscaping Management Active
License #1137415 C-27 Clearlake Oaks, CA Est. 2025

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Licensing Resources

How to verify a contractor license
Deposit and payment rules for California contracts
Home improvement contract requirements

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