John Gunn, Ph.D., Executive Director

Kelly Cruce, Program Director

Darren Johnson, Senior Scientist

Ben Fraser, GIS Specialist

SIG-NAL Group Technical Capacity


SIG-NAL brings together expertise from independent contractors, academics, and technical experts from the Spatial Informatics Group working from Northern California to Maine and internationally. This extensive group of scientists supports the SIG-NAL mission and forms the core of our programmatic capabilities.


Group members have expertise in the following Natural Assets fields:

Ecosystem Services

• Ecosystem Services Identification

• Quantification and Valuation

• Modeling and Scenario Analysis

• Qualified Assessments

• Site Valuation Studies

Forest and Carbon

• Carbon Project Support

• Forest Inventory and Biometrics

• Biomass and Bioenergy Assessments

• Financial Modeling

• Mitigation Planning

Natural Hazards

• Impact Quantification

• Risk Exposure

• Climate Change Scenarios

• Site Strategy Guidance

• Training and Support

Environmental Mapping

• High Resolution Land Cover Mapping

• Tree Canopy Mapping

• Tree Delineation

• Impervious Surface Mapping

• Geo-Spatial Feature Extractions

Climate Change

• Environmental Security

• Climate Change Mitigation

• Vulnerability Mapping

• Ecosystem Based Adaptation

• Organizational Capacity Building


West Coast Office

2529 Yolanda Court

Pleasanton, California 94566

(510) 427-3571


East Coast Office

11 Pond Shore Drive

Cumberland, Maine 04021

(207) 212-7723


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