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24/7 On-Call (415) 259 6216 | (707) 780 6999 Licensed Plumbing Contractor, State of CA #993035

The mission of Sonoma Marin Plumbing is to provide each client: Unparalleled Service, Quality Products and Superior Workmanship. You will not be disappointed.
We stake our name and reputation on it.

We are a small, family-owned operation proudly serving all of Sonoma and Marin Counties including Belvedere, Corte Madera, Fairfax, Kentfield, Larkspur, Mill Valley, Nicasio, Novato, Ross, San Anselmo, San Rafael, Sausalito, Tiburon, Tomales, Cloverdale, Cotati, Glen Ellen, Healdsburg, Penngrove, Petaluma, Rohnert Park, Santa Rosa, Sebastopol, Sonoma and Windsor. We are licensed, bonded, insured and commission-free.

Our professional plumbing services are geared towards:

  • Homeowners
  • Home buyers
  • Homebuilders
  • Property Mangers
  • Realtors
  • Contractors
  • Commercial Businesses
  • Single-Family Residences
  • Multi-Family Residence
  • Apartment Complexes

Jake O’Callaghan – Owner/Operator

Prior to Jake’s work as a civilian, he spent four years in the United States Military. He is a veteran of two foreign conflicts, Operation Enduring Freedom (Afghanistan and Pakistan) and Operation Joint Guardian (Kosovo), valiantly serving in the infantry, until his honorable discharge from the Army in March of 2002.

Jake was born and raised in Sonoma and has strong Northern California roots; he and his wife Kristin and their two children have resided in Petaluma for ten years.

Jake is actively involved in various leadership roles throughout the community. He is a past President of the San Rafael Business Networking International (BNI) Chapter in addition to volunteering as a youth football, basketball, and baseball coach.

A Message From Jake:

I pride myself on being customer-driven, reliable, trustworthy, flexible, easy-to-work with and committed to providing the highest quality work, within the established time frame and at a fair value. I know that you have many options when it comes to choosing a Licensed Plumber. Your complete satisfaction is my #1 priority. I appreciate the opportunity to earn your business and look forward to the possibility of becoming your first-choice plumbing service provider. For more information please contact

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