Meet Our Team

Meet the Groundwater Pump & Well Team

  Ron Foster, Sr. – President

-Started in the groundwater industry in 1957.

-Has worked all over the world, including stops in Vietnam, Bolivia, North Africa, Iran, & Peru.

-Thoroughly experienced in well design, completion and development; expert in well rehabilitation and well maintenance.

-Co-authored the book “Water Well Maintenance and Rehabilitation Technology” with the National Groundwater Association.




Ron Foster, Jr. – Vice President

  • Started in the groundwater industry at 12 years old, after school in 1975 as a shop boy, rebuilding Turbine pumps until he was 18 and allowed to work in the field.
  • Worked in pump installation and removal for several years, and was then promoted to work directly with the company chief electrician.
  • Began drilling wells and was inspired to get into Well Development and Testing.
  • After years of well drilling all over California, moved to Sonoma County.
  • Started Groundwater Pump and Well in 1990 with his father.
  • Obtained C-10 Electrical License and C-55 Water Conditioning License.

Jessica – Office Manager

-Straight from high school, began work as an administrative assistant and later a project manager for a local masonry contractor.

-Joined Groundwater Pump and Well in 2007 as the administrative assistant.

-In 2010, Jessica became the office manager and bookkeeper for Groundwater Pump and Well.






Jennifer – Administrative Assistant

-Joined the Groundwater team in Spring 2013 as the administrative assistant, taking over invoicing, marketing and many other special projects.









Cassidy – Operations Director

-Joined the Groundwater team in the fall of 2016, originally hired as an administrative assistant she quickly gained the knowledge to head up field operations handling estimates, scheduling, material ordering, and coordination of the field staff.








Brian – Senior Pump Mechanic/Field Supervisor

-Started at Groundwater Pump and Well in 2006 as a Helper with little experience.

-Quickly proving himself a hard and motivated worker, Brian spent his eight plus years with Groundwater gaining the knowledge to be a well-rounded pump mechanic.

-In 2012, Brian became a Senior Pump Mechanic. Drawing on his years of working side by side with Groundwater professionals, he has become an expert in pulling large Turbine Pumps and performing well rehabs.

-In 2013, Brian was promoted to Field Supervisor, helping with scheduling, field coordination, as well as proposals and customer service.




Mike – Pump Mechanic

-First started working for Groundwater in 2011 as a Helper, quickly gaining knowledge from those he worked alongside.

-He was promoted to Pump Mechanic in the Fall of 2013.








Jon – Pump Installer & Water Treatment Specialist

-Started in 2014 as a Field Helper and was promoted to Pump Installer in 2017.

-Spends his time working alongside Brian, Mike and Cliff gaining the knowledge necessary to be a Groundwater professional.








Cliff – Pump Mechanic

-Cliff joined the Groundwater Team in 2017 with almost 10 years experience in the ground water industry.