 GS CleanTech
We provide applied engineering and technology transfer services to make it cost-effective and easy to recycle and reuse resources. |
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 GS AgriFuels
We produce ethanol, biodiesel and other clean fuels from agriproducts in unconventional new ways with cutting-edge technologies. |
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 GS EnviroServices
We provide site remediation, hazardous waste management, and environmental engineering services. |
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