We provide clients with the ‘hydrologic truth’— giving them the best path forward in doing so.
We provide our municipal water clients with well siting, design and construction management services for reliable, efficient and long-lasting wells.
From artificial recharge and water recycling to basin modeling to achieve a safe yield, GSSI promotes groundwater sustainability in all its forms.
GEOSCIENCE by the Numbers
~ Dr. Dennis Williams, Founder & President
The success of our approach is demonstrated by GEOSCIENCE's many clients—which includes most of the major water agencies in Southern California. We also serve clients in other parts of the state, as well as in South America, Mexico, Europe and the Middle East.
A career at GEOSCIENCE puts you at the forefront of this century’s most pressing environmental and humanitarian challenges – groundwater development, management, and protection. Solving these issues is our life’s work and passion.
If you think you’ve got what it takes to join our team, please submit your resume to email@example.com.