Licensed Contractors in Sebastopol, California

Sebastopol has 444 licensed contractors registered with the California Contractors State License Board across 47 trade classifications. The most common specialties are Electrical Contractor (58), Plumbing Contractor (28), Landscaping Contractor (27). 267 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 (276)
Electrical (63)
Painting (32)
Plumbing (31)
Landscaping (30)
Limited (24)
Earthwork (21)
HVAC (18)
Roofing (14)
Welding (8)
Solar (6)
Fire (5)
Weeks Drilling And Pump Co Active
License #177681 C-36, C-57 +1 more Sebastopol, CA Est. 1958
Joseph J Railla Active
License #201956 B Sebastopol, CA Est. 1961
J & J Electric Active
License #266927 C-10, C-36 Sebastopol, CA Est. 1971
A C Menne Active
License #302654 B Sebastopol, CA Est. 1975
Giacinto Construction Inc Active
License #305693 B Sebastopol, CA Est. 1975
Donald V Sondergaard Active
License #306375 B Sebastopol, CA Est. 1975
K & E Construction Active
License #312830 B Sebastopol, CA Est. 1975
Joe Lunardi Electric Inc Active
License #315543 C-10 Sebastopol, CA Est. 1976
Ray Cortes General Contractor Active
License #317556 B, C-33 Sebastopol, CA Est. 1976
California Property Improvement Active
License #332757 B Sebastopol, CA Est. 1977
Richard R Van Anda Active
License #346159 B Sebastopol, CA Est. 1977
Dennis M Tuohy Const Active
License #349036 B, C-6 Sebastopol, CA Est. 1977
George Vasila Active
License #351230 B, C-10 Sebastopol, CA Est. 1978
James Pennington Builder Active
License #354464 B Sebastopol, CA Est. 1978
Rick Gio Masonry Active
License #370368 C-29 Sebastopol, CA Est. 1979
B H Building Active
License #375137 B Sebastopol, CA Est. 1979
Highline Builders Inc Active
License #380150 B, C-10 Sebastopol, CA Est. 1979
Pterodactyl Construction Co Inc Active
License #385809 B Sebastopol, CA Est. 1979
Patrick Castor Active
License #393450 B Sebastopol, CA Est. 1980
Kishmirian Landscape Company Active
License #394188 C-27 Sebastopol, CA Est. 1980
Thiessen Homes Active
License #396388 B Sebastopol, CA Est. 1980
Fisch Bros Drilling Active
License #399226 A, C-57 Sebastopol, CA Est. 1981
Larry Dellard Wallcovering & Painting Active
License #400004 C-33 Sebastopol, CA Est. 1981
Jorgensen Construction Active
License #403099 B, C-27 Sebastopol, CA Est. 1981
Michael D Haworth Active
License #406875 B Sebastopol, CA Est. 1981
W M W Construction Active
License #407470 B Sebastopol, CA Est. 1981
Casadidio Construction Active
License #407380 B Sebastopol, CA Est. 1981
Gary Calvi Construction Co Active
License #407375 A Sebastopol, CA Est. 1981
Warm Zone Inc Active
License #412438 C-4, C-36 Sebastopol, CA Est. 1981
3 C Building Active
License #411903 B Sebastopol, CA Est. 1981
Beake Bros Electric Active
License #413082 C-10 Sebastopol, CA Est. 1981
Sonoma County Pump Active
License #414579 D21 Sebastopol, CA Est. 1981
Analy Septic Active
License #416663 A Sebastopol, CA Est. 1982
Dan Marr Construction Active
License #418038 B, C-15 +1 more Sebastopol, CA Est. 1982
Paggi Construction Active
License #419466 B Sebastopol, CA Est. 1982
Harris Builders Active
License #421213 B Sebastopol, CA Est. 1982
Michael Kittel Active
License #423381 B Sebastopol, CA Est. 1982
Mc Nulty Construction Co Active
License #426941 B Sebastopol, CA Est. 1982
Alpine Roofing Company Active
License #429925 C-39 Sebastopol, CA Est. 1982
Jeffrey W Tawney Active
License #430357 B Sebastopol, CA Est. 1982
Marzullo Electric Co Active
License #430615 C-10 Sebastopol, CA Est. 1982
Pounden Constructors Active
License #432432 A, B Sebastopol, CA Est. 1982
Richard Hart & Company Inc Active
License #445230 B Sebastopol, CA Est. 1983
Jon Smith Construction Active
License #449672 B, C-29 Sebastopol, CA Est. 1983
Brandon Carpet Co Active
License #450671 B, C-15 Sebastopol, CA Est. 1983
Sightline Builders Inc Active
License #452483 B Sebastopol, CA Est. 1984
Michael A Swaney General Contractor Active
License #452863 B Sebastopol, CA Est. 1984
Levi Gurule Active
License #454966 A, B Sebastopol, CA Est. 1984
Gregory M Clark Construction Active
License #457061 B Sebastopol, CA Est. 1984
Gary Davis Construction Active
License #457810 B Sebastopol, CA Est. 1984

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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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