Events

Batteke2025

Battelle 2026 Chlorinated Conference

May 31-June 4, 2026

Fort Worth, Texas

GSI will be at Battelle!

PANEL

Principal Hydrogeologist

"Mr. Right” versus “Mr. Right Now”: What Does the Future Hold for PFAS Remedial Solutions

Vice President/Principal Engineer

"Mr. Right” versus “Mr. Right Now”: What Does the Future Hold for PFAS Remedial Solutions

PLATFORMS

Senior Environmental Engineer

Gas Sparging Directly in Aquifers to Remove or Sequester PFAS C1. In Situ PFAS Treatment Approaches

Vice President/Principal Engineer

Two PFAS Groundwater Models for Saturated-Zone Transport and Remediation: REMFluor-MD and USGT-PFAS F4. Groundwater Modeling: Advancements and Applications

Vice President/Principal Engineer

An Integrated Macroporosity/Microporosity Model for PFAS Transport in Concrete C4. PFAS Conceptual Site Model Approaches

Vice President/Principal Engineer

Understanding the Scale and Potential Contributions of Background PFAS in the Environment C5. PFAS Forensic and Background Evaluations

Senior Engineer

Characteristics of Aqueous Film Forming Foam (AFFF) Sites Impacted with Per- and Polyfluoroalkyl Substances (PFAS): A 37-Site Study C6. PFAS Site Characterization

Vice President/Principal Engineer

A Long Way to Go: A Potential Framework for Multi-Site PFAS Groundwater Management C7. PFAS Program Management in a Rapidly Changing Regulatory Environment

Senior Engineer

Application of Colloidal Gas Aphrons (CGAs) for the Removal of PFAS from Different Site Groundwaters and Reverse Osmosis Concentrate (ROC) B7. Ex Situ PFAS Water Treatment Technologies

Vice President/Principal Engineer

Avoiding Common Failure Points in PFAS Groundwater Remediation: Options, Pitfalls, and Practical Fixes C10. Avoiding Past Pitfalls: What Legacy Remediation Teaches Us About PFAS Response Strategies

Senior Associate

Conduit Vapor Intrusion Preferential Pathways: Survey of Mitigation Methods F12. Vapor Intrusion Preferential Pathways

PosterS

Senior Geologist and Engineer

PFAS Mass Discharge: Comparison of Field Techniques to Measure Hydrology and Chemistry

A5. PFAS Fate and Transport at Contaminated Sites

Environmental Geologist

Determining PFAS Transport Mechanisms within AFFF-Impacted Construction Materials: A Field Guide

A5. PFAS Fate and Transport at Contaminated Sites

Vice President/Principal Engineer

Overcoming AFFF Treatment Challenges through High-Temperature Steam Plasma–Driven PFAS Destruction: A Field Demonstration

A6. Ex Situ PFAS Destruction Technologies: Field Demonstrations

Vice President/Principal Engineer

Thermal Steam Plasma Treatment of Volatile PFAS Emissions from Thermal Treatment Technologies

B3. Ex Situ PFAS Treatment: Soils/Solids and Other Waste Streams

Vice President/Principal Engineer

Rapid and Inexpensive Delivery of Activated Carbon for In Situ Sorption of PFAS in Groundwater

C1. In Situ PFAS Treatment Approaches

President/Principal Engineer

Toward Sustainable PFAS Plume Control: Solar-Powered In Situ Vessel-Permeable Reactive Barrier with Regenerable NanoSorbents

C1. In Situ PFAS Treatment Approaches

Principal Hydrogeologist

Background PFAS: Why Certain Pattern Methods Fail to Identify Sources and Use of Alternative Metrics

C5. PFAS Forensic and Background Evaluations

Vice President/Principal Engineer

Quantifying PFAS Stormwater Loads with STORME-PFAS Model and Implications for Site Prioritization and Regulation

C8. PFAS-Impacted Stormwater/Surface Water Management

Vice President/Principal Engineer

From Rain to Runoff: PFAS Trends in Stormwater across the Nation

C8. PFAS-Impacted Stormwater/Surface Water Management

Environmental Engineer

Using Adaptive Site Management to Evaluate Monitored Natural Attenuation of PCBs in Groundwater at a Superfund Site

D13. Monitored Natural Attenuation: Innovative Monitoring Approaches/Lines of Evidence and Lessons Learned

Stop by and say hello!

GSI Environmental Inc. (GSI) is an engineering and environmental science consulting firm committed to investigating, analyzing, and solving complex environmental problems around the globe. Our work ranges from practical solutions for environmentally sound industrial operations and property development to toxicological analysis and management of chemical hazards, sustainable development of water and other natural resources, and protection of our rivers, bays, and estuaries. Our staff combines practical know-how with leading-edge research to deliver timely, innovative, and focused solutions to your environmental challenges.