EFI USA
About
EFI USA, founded in 1993 and headquartered in Gaston, South Carolina, is the leading installer of geosynthetic liner and environmental containment systems in the United States, holding an estimated 82% share of the covered lagoon digester market with over 500 installations nationwide. The company designs, fabricates, and installs HDPE, LLDPE, and RPP geomembrane liners for containment across dairy, swine, poultry, food processing, landfill, mining, municipal wastewater, and government sectors. Their flagship covered lagoon digester systems convert agricultural and food processing waste into renewable biogas energy. EFI operates three fabrication hubs—in South Carolina, Texas, and California—with 10.9 million square feet per year of production capacity. The product portfolio includes custom floating covers for odor control, algae prevention, and gas collection on treatment ponds; proprietary O2 injection and micro-aeration systems achieving 99% hydrogen sulfide removal through biological conversion; baffle curtain systems for hydraulic flow control in water treatment and industrial ponds with over 50 installations; and the Cap-and-Flare program providing zero-cost methane destruction with carbon credit revenue sharing. EFI delivers complete EPC solutions with in-house licensed professional engineers and a PhD on staff, leveraging a proprietary biogas database accumulated from 30 years of operational data. Notable projects include the Kennedy Space Center deluge water basin liner supporting NASA launch operations, Perdue Farms covered lagoon digesters achieving 95% GHG emission reduction, and the Diageo USVI rum distillery floating cover installation. Clients include JBS, Tyson Foods, Cargill, Smithfield, NASA, US EPA, and USDA.
Key Products
Flagship biogas capture systems for farms and food processors, converting organic waste into renewable energy with 500+ installations and 82% US market share.
High-density and linear low-density polyethylene geomembrane liner fabrication and installation for ponds, reservoirs, landfills, and containment applications.
Custom-fabricated floating covers for odor control, algae prevention, and gas collection on water and wastewater treatment ponds.
Proprietary micro-aeration systems that biologically convert hydrogen sulfide, achieving 99% H2S removal in anaerobic digester gas streams.
Floating baffle curtain systems for flow control in water treatment and industrial ponds, with 50+ installations.
Zero-cost methane destruction program with carbon credit revenue sharing for farms and waste generators.
Geosynthetic solutions for heap leach pads, tailings ponds, and process water management in mining operations.
Full engineering, procurement, and construction services with one contract, one team, and one timeline for containment projects.
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