The North American Chapter of the
International Geosynthetics Society


Please contact any of the IGS North America Board of Directors for information if you have professional questions about geosynthetics.  We will gladly address your question(s) or direct you to someone who can!

If you have membership questions, please contact

If you are interested in sponsoring an educational class, hosting an event or for other questions, please feel free to contact the current IGS-NA president, John S. McCartney, Ph.D., P.E., F.ASCE ( or the IGS North America administrative office (

IGS North America Contact Information

Get Social With IGS North America


IGS North America Board of Directors

John McCartney
Dr. John S. McCartney

University of California San Diego
La Jolla, California
Ph: 858-534-9630

John Allen
John Allen

​Owens Corning
Duluth, Minnesota

Ph: 218-393-6796

Ranjiv Gupta
Dr. Ranjiv Gupta, Ph.D., P.E.

Freeport – McMoRan
Phoenix, Arizona
Ph: 602-366-7170

Secretary, Vice President
Ben Leshchinsky
Ben Leshchinsky

Oregon State University
Corvallis, Oregon
Ph: 541-737-8873

Vice President
John Lostumbo
Vice President Communications
Bruno Herlin
Bruno Herlin

Terrafix Geosynthetics Inc.
Toronto, Ontario
Ph: 416-674-0363

Vice President University Outreach
Timothy Stark
Timothy D. Stark

University of Illinois at Urbana-Champaign
Urbana, Illinois
Ph: 217-333-7394

Vice President
Kate Patterson

Associate, Tailings and Water Resources Engineer
Vancouver BC
Ph: +1 604 251 8487

Richard Brachman
Dr. Richard W.I. Brachman

Queen’s University
Kingston, Ontario
Ph: 613-533-3096

Liaison Board Member, IGS
Jie Han

Jie Han, Ph.D., PE, F.ASCE
Glenn L. Parker Professor of Geotechnical Engineering
The University of Kansas
Department of Civil, Environmental, and Architectural Engineering
2150 Learned Hall, 1530 W. 15th Street
Lawrence, Kansas 66045
Tel: 785-864-3714

Liaison Board Member for GeoInstitute​
​Jorge G Zornberg

Liaison Board Member for GeoInstitute​