Key Team Members

San Francisco, CA

Jill Haizlip, President
Principal Geochemist

Ms. Haizlip is a geologist and hydrogeochemist who has spent the last 30 years working on the exploration and development of geothermal resources. Her primary expertise is in the area of applied hydrogeochemistry related to understanding geothermal systems and utilization and treatment of natural thermal and non-thermal waters for power generation and direct use. She has been the principal investigator on geothermal resource assessments, feasibility studies, as well as issues related to well testing, resource data collection, environmental compliance and geothermal fluid chemistry.

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Maxwell Wilmarth
Senior Geologist

Mr. Wilmarth is a geologist with 12 years’ experience in environmental, hydrological, and geothermal geoscience. He has worked on a wide range of geothermal reservoirs in the exploration, development, and operational  phases in a number of countries especially the U.S., Chile, and New Zealand. He has extensive experience in well site geology, well testing, exploration geophysics, MEQ interpretation, geochemical sampling, shallow temperature (2 m) probe surveys, conceptual modeling, regulatory agency liaison and compliance, and resource review supporting investment decisions. He has performed original research on the power density method of resource capacity estimation and on permeability mapping, and has published numerous articles in geothermal conferences and peer-reviewed publications on a variety of topics.

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Reno, NV

Leland Davis, Vice President of Operations
Sr. Project Geoscientist

Mr. Davis is an environmental geologist who has spent nearly 10 years with Geologica working on the exploration and development of geothermal resources.  His primary expertise is in reservoir data collection, well testing, and resource analysis including computer based GIS mapping and conceptual modeling.  He has provided key technical support on geothermal resource assessments, feasibility studies, and wellfield management, as well as planning and execution related to well testing, resource data collection, and environmental compliance.

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