Welcome to GSI – Geohazard Mitigation Specialists
GeoStabilization International® (GSI®) is the leading geohazard mitigation firm operating throughout the United States and Canada. We repair a full spectrum of geotechnical hazards and specialize in emergency landslide repair and rockfall mitigation using design/build and design/build/warranty contracting. GSI’s team includes some of the most experienced and innovative geologists, geotechnical engineers, equipment operators, and rockfall remediation technicians in the industry. Our patented tools include the Soil Nail Launcher™, the Biowall® System, SuperMicropiles™, and SuperNails®, all of which we install using a combined fleet of over 50 purpose-built Soil Nail Launchers™ and purpose-built limited access drill rigs. With over 1200 active landslides repaired to date, our slope and landslide repair portfolio is unmatched in the geotechnical construction industry. Our expertise, proprietary tools, and worldwide partnerships allow us to repair virtually any geohazard in any geologic setting.
GeoStabilization International was formed through a merger of Soil Nail Launcher, Inc., Landslide Solutions, Inc., and GeoStabilization Inc. With branch offices in Sacremento, CA; Bend, OR; Vancouver, BC; Pickerington, OH; Grand Junction, CO; High Point, NC; Chattanooga, TN; Williamstown, KY; Phoenix, AZ; Pearisburg, VA; Destin, FL; Driggs, ID, and Dalkeith, ON, GSI brings the most experienced and responsive geohazard mitigation services in North America under a single banner.
Our project development staff will provide a no-cost, no-obligation site visit and prepare a cost estimate for geohazard repairs of any magnitude anywhere in the United States or Canada. For service in Australia or New Zealand, please contact our partner company Hiway Geotechnical Ltd.
Landslide Remediation • Rockfall Mitigation • Bridge Abutments & Retaining Walls • Excavation Shoring
MSE, Gabion, Pile, & Historic Rock Wall Repair • Riparian Bluff Stabilization • Micropiles & Ground Anchors • Railroad Geohazard Mitigation
Oil/Gas/Energy Geohazard Mitigation • Compaction Grouting