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Superior service ...practical solutions!



GSI's engineers, geologists, scientists and technicians have used their extensive knowledge of environmental regulations, government requirements and the solid waste industry to provide timely, cost-effective remedial recommendations to the solid waste industry."

GSI helps municipalities and private waste disposal companies by providing monitoring programs like groundwater sampling, analysis and carbon monoxide monitoring. We verify construction grades for new cells and landfill caps. We provide a variety of lab tests for soil liner and cap quality control. We even offer on-site testing services during construction. GSI's engineers and construction quality control staff have more than 20 years experience in the solid waste field and have worked extensively with soil caps and geosynthetic liner systems.