Geo-Synthetics Systems LLC (GSI) is committed to safety in collaboration with quality, service and customer satisfaction. The GSI Safety Policy is achieved through continuous awareness and commitment to safety, starting with the orientation of any new GSI employee and ending only when they return safely from work every day. GSI, therefore, endorses and requires a concept of safety based on the principle that it is the basic responsibility of each department and employee of the company.

Why Choose GSI?

When it comes to environmental containment, GSI does it all. We are a distributor, fabricator, and installer of geosynthetic materials for a broad range of environmental containment applications, including erosion control and contamination clean-up. For over 40 years, we have been a trusted provider to customers in the power, solid waste, mining, and agriculture industries, gaining a reputation as the best geosynthetic installer in the trade.

Construction Materials & Fabrics

GSI’s construction products focus on finding lasting environmental containment solutions for our customers. Our slitting, seaming and re-rolling capabilities enable us to tailor products to fit exact needs and specifications, while our large, centrally located facility allows guaranteed quick shipments to any destination. In addition to our well-trained, Midwest-based customer service professionals, we have product specialists located throughout the United States. Whatever your needs or wherever your site is located, GSI is positioned to serve you.

Construction Materials & Fabrics
Liner & Installation Services

Liner & Installation Services

GSI is one of the largest installers of geotextile liners in the USA. Our installation services have been utilized by a wide range of industries, including landfills, power and energy, civil construction, EPA and Corp. of Engineers projects, pulp and paper, oil and gas, aquaculture, agriculture and mining. GSI’s estimating, project management and construction operations are all based in Waukesha, Wisconsin. Our installation crews operate from locations across the country, enabling us to provide competitive local service from coast to coast.

Geotextile Tubes

GSI manufactures GEOSTRUX™ Geotextile Tubes for use in a wide variety of projects where dewatering of sediments and industrial wastes is required. These applications include coal ash ponds, industrial sludge and sediments, mining tailings, wastewater treatment plant sludge, organic and inorganic materials, and silts and sands. We also support environmental construction efforts such as Superfund sites where the EPA manages environmental contamination cleanup projects, as well as dredging contractors who require efficient dewatering.

Geotextile Tubes

A Leader in the Industry

GSI is one of the country’s largest independent installers of geotextile liners for landfill sites and manages installation projects in all parts of the country. Additionally, with its GEOSTRUX™ Geotextile Tubes, GSI has supported sediment cleanup projects on waterways throughout the United States. GSI is an authorized distributor for many of the most recognized names of geosynthetic materials and erosion control products. GSI provides effective and responsive product distribution to landscape, environmental engineering and general contractors from its distribution facility in Waukesha, Wisconsin.

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Visit One Of Our Construction Products Locations We Offer Both Shipping & Pick Up Services
LOCATIONS 1330 University Dr, Menasha WI 54952 2401 Pewaukee Rd, Waukesha, WI 53188 HOURS OF OPERATION Monday - Friday | 7:00 am - 4:00 pm