Wuhan Zhifa Technology Development Co., Ltd.
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http://www.zhifa-tech.com

P.Q.T. de Mexico S.A. de C.V.
Sitio de Información de los Productos de PQT de México S.A. de C.V. para el Deslavado de Mezclilla.
http://www.pqt.com.mx

Goodway Technologies
Goodway, manufactures and distributes commercial cleaning equipment including Tube & Pipe Cleaners, Duct Cleaners, Industrial Vacuum Cleaners, Pressure Washers and other maintenance equipment.
http://www.goodway.com

Tri State Utilities
Based in Virginia, specializing in trenchless technology. Services include, cleaning pipe, video inspection, testing and sealing, manhole rehabilitation, sliplining, pipe bursting and trenchless lining.
http://tsupiperehab.com/

Orkim AS
Production and Distribution of Textile Auxiliaries, Dyestuff, and Industrial Cleaning Agents. Izmir, Turkey
http://www.orkimweb.com/

Paul P. Pruss and Son
Services include Pressure Testing and Tank Cleaning, Pipeline Cleaning, Sewer Cleaning, Vessel Cleaning and Heat Exchanger Cleaning, Vacuum Truck Fleet, 24 Hour Emergency Response
http://www.prussandson.com/

Rinker Materials Corporation.
Rinker Group
http://www.rinkermaterials.com/ProdsServices/ConcretePipe/default.shtml

Perma-Pipe, Inc.
Manufactures pre-insulated pipe and double containment pipe for the oil and gas industry. Also offer leak detection and location, heat traced cathodic protection systems and pipe inspection services.
http://www.permapipe.com/

No-Dig-Pipe, Microtunneling Clay Pipe
No-Dig, A Division of MCP Industries Inc is the manufacturer of the first rigid bodied, clay pipe for use in microtunneling, sliplining, pipe bursting and in casings in the United States. Our first installation was in Houston Texas in April 1992. Since that time, over 70,000 linear feet of NO-DIG pipe have been installed.
http://www.no-dig-pipe.com/

Clow Water Systems Pipe and Fittings
Clow Water Systems Company has been one of the United States premiere manufacturers of iron pipe and fittings in the waterworks industry.
http://www.clowwatersystems.com