Dr. Marrin has worked for or with many different groups (a partial list is provided).
Government and Nonprofit
California Department of Health (regulation)
Hanalei Watershed Hui (river heritage)
San Diego Port District (transportation)
Surfrider Foundation (coastal zone)
U.S. Environmental Protection Agency (research)
Waterkeeper Alliance (water quality)
Environmental and Engineering
Aqui-Ver (hydrogeology)
Dudek (water/engineering)
Microseeps (geochemistry)
Ogden (energy/environment)
Trium (remediation/litigation)
URS (design/management)
Corporate and Legal
Bank of America (properties)
Dow Chemical (products)
King & Spalding (attorneys)
K&L Gates (attorneys)
Santa Fe Pacific (pipelines)
Waste Management (landfills)
Multimedia and the Arts
Art & Science Collaborations (exhibits)
Banco de Ideas (cultural events)
Global Gathering (satellite telecasts)
Institute of Reverential Ecology (courses)
Seventh Wave Network (broadcasts)
Somos Agua Foundation (virtual forums)
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