Geosynthetic Lining Systems
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Worldwide Locations

Headquartered in Houston, GSE Environmental has manufacturing facilities in Houston; Spearfish, South Dakota; and Kingstree, South Carolina. Our laboratories are accredited by the Geosynthetic Accreditation Institute – Lab Accreditation Program (GAI-LAP). We also have manufacturing facilities in China, Chile, Germany, Thailand and Egypt, as well as engineering and sales professionals around the globe.
Asia Pacific

GSE Lining Technology Co. Ltd.
555 RASA Tower 26th Floor
Phaholyothin Rd. Soi 19, Chatuchak,
Bangkok 10900 Thailand
66 2 937 0091 66 2 937 0097

Daniel Lim
Director of Sales for Asia Pacific
66 2 937 0091

James Steinke
Director of Business Development for Asia Pacific
66 2 937 0091

Patrick Chu
Inside Sales Manager
668 8022 4103

Hermann Ng
Senior Technical Manager
66 88 0224100


Northeast Asia Region

Japan & Korea

66 2 937 0091


ASEAN Region

Brunei, Cambodia, Indonesia, Laos, Malaysia, Philippines, Singapore & Myanmar

Krisharun O-Manee
Area Sales Manager - ASEAN
668 8022 4105

Thailand

Boonchai Densakul
Area Sales Manager - Thailand
668 8022 4101

Vichan Tangthanasub
Territory Sales Manager - Thailand
668 8022 4102

Vietnam

GSE Environmental
Vietnam Representative Office
Mezzanine floor, Sun Wah Tower, 115 Nguyen Hue
District 1, HCMC, Vietnam
84 8 821919284 8 8219181

Tran Ngoc Hung (Kenny Tran)
Territory Sales Manager – Vietnam
84 903667174 / 84 982489444


Australia Pacific Region
24 Regent Crescent
Moorebank, Sydney
NSW 2170 Australia
61 2 9821 297761 2 9821 3611

Australia, New Zealand, New Guinea, New Caledonia, Solomon Islands & Marshall Islands

Andrew Crisafulli
Inside Sales Manager – Australia Pacific
61 419 629 046

Ian Weir
Technical Sales Manager - Australia Pacific
61 403 133 704

Greater China Region & Mongolia
GSE Environmental Lining Technology (Suzhou) Co., Ltd.
Shanghai Branch Company
Room 1807-1808, Floor 18 Shanghai Trade Center,
No.800 Quyang Road, Hongkou District, Shanghai 200437 China
86 21 65531799 & 86 21 65535266 86 21 65530787

China, Hong Kong, Taiwan, Macau, Mongolia

Tan Xiao Ming (Simon Tan)
Area Sales Manager – Greater China Region
86 13818801862

Qi Changwei (David Qi)
Territory Sales Manager - China
86 13917820082

Zheng Yucheng (Michael Zheng)
Territory Sales Manager - China
86 13917820083

Chen Hong (Henry Chen)
Territory Sales Manager - China
86 13917820085

Ma Suoning (Russel Ma)
Territory Sales Manager - China
86 13917820086

Mongolia
Ganbold Baasanjav
Territory Sales Manager - Mongolia
97 694 110076

Alex Zheng (Yongya)
Technical Manager - Greater China Region
86 13910055106


South Asia Region
GSE Environmental
India Liaison Office
223, Gemstar Commercial Complex
Ramachandra Lane Extension – Kanchpada
Off Malad Link Road, Malad West
Mumbai, 400 064, India
91 22 2844 0841 / 2844 0842 91 22 4014 8758

Pakistan, Afghanistan, Nepal, Bhutan, Bangladesh, Sri Lanka, & India

Sudhir Ramakrishnan
Area Sales Manager - South Asia
91 99879 43886

Europe and Africa

GSE Lining Technology GmbH
Normannenweg 28
20537 Hamburg, Germany
0049 40 767420 0049 40 7674234

David Whatley
Director of Sales for Europe, Middle East & Africa
0049 40 767420 0049 40 7674234 0044 7740 283785

Stefan Baldauf
Director of Global Sales Engineering
0049 40 767420 0049 40 7674234 0049 172 9914513

Doug Flynn
Business Development Director for Europe, Middle East & Africa
0049 40 767420 0049 40 7674234 0044 7739 344691

Peter Riegl
Director of Sales for Central Europe
0043 7258 29201 0049 40 7674234 0043 676 5549500

Catrin Tarnowski
Technical Manager
0049 40 7674217 0049 40 7674268 0049 172 9914516

Mining Division Manager & Africa
Eckhard Sost
0049 40 7674243 0049 40 7674259 0049 172 99 14504

Eastern Europe
Monica Minthorne
0049 40 7674219 0049 40 7674268 0049 172 9914520

Germany, Austria & Switzerland
Michael Voigt 
GSE Lining Technology – Office South/East
Orchideengarten30
09125 Chemnitz, Germany
0049 371 44479410049 371 44479430049 172 9914508 

Spain, Italy, Portugal & Benelux
Bernhard Weiss 
0049 40 76742630049 40 76742340049 172 9909601

United Kingdom, Ireland, UAE, Qatar & Oman
Marc Smith 
49 C Fordham Road
Soham CB7 5AH
Cambridge, United Kingdom
0049 40 767420 0049 40 7674234 0044 773 0490381


Turkey, Greece, Israel, Caucasian & Central Asian CIS Countries

A. Rauf Evcimen 
Sevuk Sok. Cakioglu Apt. No. 7/9 D:3
Goztepe-Istanbul, Turkey
0090 216 4785612 0090 216 4785612 0090 532 5278604


Denmark, Sweden, Finland, Norway & Iceland

Per Ken Aberg
0046 46 5900 600 0049 40 7674 230 0046 70 2072 890


Africa

Morne Breytenbach
0049 40 767420 0049 40 7674230 0027 83 995 0774

Technical Manager Africa Region
Irene N. Nyirenda
0049 40 7674200049 40 7674 2340027 78 804 3077

Middle East

GSE Lining Technology-Egypt
Street No. 28, The 4th Industrial Zone
The 6th of October City, Egypt
20 23 828 8888 20 23 828 8889

David Whatley
Director of Sales for Europe, Middle East & Africa
49 40 767420 49 40 7674234

Doug Flynn
Business Development Director for Europe, Middle East & Africa
49 40 767420 49 40 7674234

Khaled Salah
Sales Manager
20 23 828 8880 20 10 828 8880

Yousef Sharaf
Sales Manager
49 40 76742049 40 7674234971 50 4501520

Abdel Maksoud Mohamed
Marketing Technical Services Manager
20 23 828 8886 20 10 828 8886

Europe & Africa Headquarters
GSE Lining Technology GmbH
Normannenweg 28
20537 Hamburg, Germany
49 40 767420 49 40 7674234

North America

GSE Environmental, LLC
19103 Gundle Road
Houston, Texas 77073
800 435 2008 (toll free) 281 443 8564 281 230 8650

Steve Eckhart
VP North American Sales & Global Marketing
19103 Gundle Road
Houston, TX 77073
281 230 8695 281 840 1754

Angie White
Customer Service Manager
19103 Gundle Road
Houston, TX 77073
281 230 6700832 523 2198


West Territory Sales Team
AK, AZ, CA, CO, HI, ID, MT, NM, NV, OR, UT, WA, WY


Regional Manager
Ryan Blanchard
832 683 7238

Technical Manager
Adam Maskal
281 413 4188

Inside Sales
Mike Templeton 
19103 Gundle Road
Houston, TX 77073
281 230 8624281 230 8650281 236 3240
Customer Service Rep
Mary Cruthirds
19103 Gundle Road
Houston, TX 77073
281 230 6745281 230 2555832 334 9786


Midwest & Canada Territory Sales Team
IA, IL, IN, KS, MI, MN, MO, ND, NE, OH, SD, WI & Canada


Regional Manager
Larry Lydick
630 262 1235630 262 0230832 392 5770

Technical Manager
Vincent Diviacchi
832 657 4857281 230 6615

Inside Sales
Kemuel Gilbert
19103 Gundle Road
Houston, TX 77073
281 230 6792281 230 8650713 894 4142

Customer Service Rep
Karen Dennison
19103 Gundle Road
Houston, TX 77073
281 230 5831281 230 2547832 581 5567


Northeast & MidAtlantic Territory Sales Team
DE, CT, KY, MA, MD, ME, NC, NH, NJ, NY, PA, SC, TN, VA, VT, WV


Regional Manager
Michael Schneider
Regional Sales Manager 
19103 Gundle Road 
Houston, TX 77073
410 670 8441410 960 5557

Technical Manager
Steve Mayes, P.E.  
Senior Technical Manager
514 Barbara Sue Lane
Mt. Washington, KY 40047
502 904 9244502 209 0325

Inside Sales
Dan Semanisin
19103 Gundle Road
Houston, TX 77073
281 230 6747 281 230 8650 281 701 1326

Customer Service Rep
Whitney Reeder
19103 Gundle Road
Houston, TX 77073
281 230 6779281 875 6010713 732 0044

South & Southeast Territory Sales Team
AL, AR, FL, GA, LA, MS, OK, TX


Regional Manager
Bob Wirt
985 845 9566713 598 3423

Technical Manager
Brad Reitz
443 538 2552

Inside Sales
Patty Beaubien
Inside Sales Representative
19103 Gundle Road 
Houston, TX 77073
281 230 5817281 230 8650281 723 7617

Customer Service Rep
Whitney Reeder
19103 Gundle Road
Houston, TX 77073
281 230 6779281 875 6010713 732 0044


Oil & Gas


Upstream Oil & Gas Manager
Rod Kirch  
19103 Gundle Road
Houston, TX 77073
281 230 8647281 230 8650281 723 2036

Inside Sales & Customer Service
Patty Beaubien
Inside Sales Representative
19103 Gundle Road 
Houston, TX 77073
281 230 5817281 230 8650281 723 7617


Civil Manager


Larry Salzer
19103 Gundle Road
Houston, TX 77073
320 290 0174320 255 8951


Custom Fabrication & Concrete Protective Liners


Gary Weaver
Fabrication Sales
19103 Gundle Road
Houston, TX 77073
281 230 5848 281 230 6615


Technical

Boyd Ramsey
Chief Engineer
19103 Gundle Road
Houston, TX 77073
281 230 2598281 230 8650


Mexico Sales Team

Regional Manager
Leo Espino
19103 Gundle Road
Houston TX 77073
281 230 6768832 866 2594
Regional Manager
Enrique Marin
52 1 818362 199152 1 818362 1991

South America

GSE Lining Technology Chile S.A.
Monseñor Sotero Sanz 55 Piso 8
Providencia, Santiago, Chile
562-595-4200 562-595-4290

Gonzalo Robledo Torres
Regional Manager
56-55 492070 56-55 492069 56-9-94791765

Giselle Vega
Regional Manager
562-595-4211 569-870-3271

Mauricio Ossa
Technical Manager

562-595-4283 562-595-4290 569-9827 4755

About GSE

GSE is a leading manufacturer and marketer of geosynthetic lining products and services. We've built a reputation of reliability through our dedication to providing consistency of product, price and protection to our global customers.

Our commitment to innovation, our focus on quality and our industry expertise allow us the flexibility to collaborate with our clients to develop a custom, purpose-fit solution.