Sonoma & Marin Counties, CA

Qualified Water Efficient Landscaper - logoQWEL certified professionals have been trained on principals of proper plant selection for the local climate, irrigation system design and maintenance, and irrigation system programming and operation.  Hire a QWEL certified professional to make your landscape water efficient.

Please Note: The listings include landscapers who have graduated from the QWEL program and is provided as an informational source only. Neither the order of the listings, nor the listing itself of a landscaper, implies any endorsement, recommendation or promotion of any particular listed landscaper, nor any guarantee of the workmanship or materials provided by the landscaper.  It is the customer’s sole responsibility to investigate the landscaper’s background and experience. California Law stipulates that work performed for $500.00 or more for labor and materials must be accomplished by a licensed contractor.

QWEL Certified Professionals


Sonoma County

  • Cloverdale
  • Healdsburg
  • Petaluma
  • Rohnert Park / Cotati
  • Santa Rosa
  • Sonoma Valley
  • West County
  • Windsor

Marin County

  • Belvedere / Tiburon
  • Larkspur / Corte Madera
  • Mill Valley
  • Novato
  • Ross / Kentfield / Greenbrae
  • San Anselmo / Fairfax
  • San Rafael
  • Sausalito
  • Woodacre / San Geronimo

QWEL Graywater Specialty Certified Professionals