2975 Dutton Avenue Suite A1, Santa Rosa, CA, United States of America, 95401


(707) 664-6450


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Westcoast Solar Energy is the leading Sonoma County-based solar contractor with 6 MW of installations since 2009.  We specialize in professional solar installation and integration services for agricultural, commercial and residential applications of any size.  Every installation is custom designed to meet the job's specific energy requirements and maximize the site's natural potential.

At Westcoast Solar Energy, we believe the more you know about solar power, the easier it is to make the transition.  We clearly explain the delivery system, the cost of installation, and the calculated savings that you will derive from a solar installation.

Quality installation is our goal.  You won't find Westcoast Solar Energy cutting corners on design and installation.  Our proprietary "Sun-Dial Technology" is the culmination of years in design and installation experience.  Each installation reflects our commitment to do the job right, so you can enjoy not only the benefits of reduced energy costs, but the security that the installed system will be able to meet your energy demands well into the future.

Specialties:  Full-service design, installation, maintenance, repair, service and FREE on-site evaluation

Service Locations:  The entire North Bay, including Sonoma, Napa, Solano, Mendocino and Lake counties

Experience:  15+ Years


  • Best Green Business - 2012 Northbay Biz Magazine Readers Poll
  • Forty Under 40 Awards - 2010 North Bay Business Journal


  • Class A General Engineering Contractor #908420
  • Class B General Building Contractor #968006
  • C-10 Electrical Contractor #963158
  • C-46 Solar Contractor #963158


  • North American Board of Certified Energy Practitioners (NABCEP) Certification #091308-61
  • Journeyman Certified


Contact List

Title Name Email Phone Extension
President Nate Gulbransen nate@westcoastsolarenergy.com (707) 644-6450
Chief Operations Officer Jeremy Greer jeremy@westcoastsolarenergy.com (707) 644-6450
Lead Installer Sam Epperson sam@westcoastsolarenergy.com (707) 644-6450
Solar Engineer Joshua Weiner joshua@westcoastsolarenergy.com (707) 644-6450
Technical Sales Engineer Darren Patterson darren@westcoastsolarenergy.com (707) 644-6450
Site Technician Nicholas Hardy nick@westcoastsolarenergy.com (707) 644-6450

Location List

Locations Address State Country Zip Code
Westcoast Solar Energy 2975 Dutton Avenue Suite A1, Santa Rosa CA United States of America 95401

List of Locations