Geosynthetic Institute

 

GSI Members

 

GSI Members by Focus Group

(As of January, 2020)

 

Government  Agencies

Owner/Operator

Consultant and Test labs

Resin Producers

Installers/Contractors

U.S. EPA
U.S. FHwA
U.S. Corps Engrs.
GSI-Korea
GSI-Taiwan

BTRA-GSI-India

Waste Mgmt., Inc.
Republic Services
Inova GS’s

Duke Energy

Golder
TRI
CEC
Geocomp

CTI & Assoc.

Advance Earth Sciences
Weaver Consultants

Jones Edmunds

Jones & Wagener
Ardaman & Associates

Chevron Phillips

Kuraray




SOLMAX

CARPI
InterGEO Services
Aquatan

Afitex-Texel

CCS Liners

Layfield Group

Chesapeake Containment Systems

+

(GSI manufacturers)

 

 

Geomembrane

Geotextile

Drainage Geocomposites

Geogrid

GCL

NAUE
SOLMAX
AGRU

ATARFIL
Raven Industries
Carlisle
EPI


Aquatan

Watershed Geosynthetics
Sotrafa S.A. Geomembranes

Owens Corning

SKAPS

Layfield Group

Engepol Geossintéticos

Chesapeake Containment Systems

SOLMAX
TenCate
Huesker

Propex GeoSolutions
NAUE
Berry Global Inc.
Afitex-Texel
Maccaferri
AGRU

InterGEO Services
Kaytech Group

Owens Corning
Sotrafa S.A.

SKAPS

SOLMAX
TenCate
Tensar
AGRU
NAUE
Berry Global Inc.

Aquatan

Afitex-Texel

Maccaferri
American Wick Drain
Kaytech Group
Inova GS’s

SKAPS

Tensar
TenCate
Huesker
NAUE
Propex GeoSolutions

Berry Global Inc.
Maccaferri

SOLMAX
CETCO
Huesker
NAUE
AGRU

InterGEO Services

 

Associate Members

Delaware Solid Waste Authority
Nebraska DEE
Maine DEP
New York DOT
California Water Res. Control Board
New Jersey DEP
Pennsylvania DEP
Florida DEP
U.S. Bureau of Reclamation
Michigan EGLE
Environment Agency of United Kingdom
Florida DOT
Virginia DEQ
Massachusetts DEP
Dept. Water Affairs - So. Africa
Pennsylvania Dept. of Transportation