If you have any announcements or questions, please contact the Branch President, Eric Sandberg ( at 415-786-7244, or Branch Treasurer David W. Abbott ( at 510-928-4543.

We are actively looking for potential speakers. If you have a topic or suggestion, please contact the Branch President, Eric Sandberg ( at 415-786-7244.


All Proceeds to Benefit Science Students
GRA San Francisco Bay Branch is interested in supporting university science students. Our Scholastic Sponsorship Program is an opportunity to publicize your business while contributing toward a good cause. Your sponsorship will be acknowledged in the announcement, at the meeting, and space will be provided for a small display and brochures. Please contact Abigail Madrone at or at 530-756-5905 for details.


If you are a science student interested in applying for a scholarship to assist with covering the costs associated with attendance, accommodations and travel to participate in GRA sponsored or co-sponsored events you can find more information and the online application here.

Branch Officers

  • President

    Eric Sandberg

    Cascade Drilling
    120 South 23rd
    Richmond, CA 94804
    Tel: 415-786-7244
    Send Email
  • Vice President

    Bill DeBoer

    155 Grand Avenue, Suite 800
    Oakland, CA 94612
    Tel: 510-587-7563
    Send Email
  • Secretary

    Rosa Venegas

    McCampbell Analytical
    1534 Willow Pass Road
    Pittsburgh, CA 94565
    Tel: 925-252-9262
    Send Email
  • Treasurer

    David Abbott

    Groundwater Hydrology Consulting Geologist
    607 Chetwood Street
    Oakland, CA 94610
    Tel: 510-654-6729
    Send Email
  • Scholarship Chair

    Abigail Madrone

    West Yost Associates
    2020 Research Park Drive, Suite 100
    Davis, CA 95618
    Tel: 530-756-5905
    Send Email
  • South Bay Coordinator

    Mark Wheeler

    Crawford Consulting
    2 North First Street, 4th Floor
    San Jose, CA 95113
    Tel: 408-287-9934
    Send Email
  • Past President

    John McHugh

    Santa Clara Valley Water District
    5750 Almaden Expy
    San Jose, CA 95118
    Tel: 408-630-3105
    Send Email
  • Technical Advisor

    William Motzer

    Todd Engineers
    2490 Mariner Square Loop, Suite 215
    Alameda, CA 94501
    Tel: 510-747-6920
    Send Email

Upcoming Events

View all events