Sierra Piedmont Engineers and Geologists Environmental site assessment, compliance and remediations ervices. http://www.sierrapiedmont.com

Smith Warner International Providing consultant and project management services in the areas of coastal and environmental engineering and coastal environmental management in the Caribbean. http://www.smithwarner.com

Spray Specialties Engineering and service of systems for humidification, evaporative cooling, air treatment, dust suppression, concrete curing, environmental control, and related equipment. http://www.sprayspecialties.com

Spray Stainless Engineering Stainless steel commercial safety showers, eye wash and drench deconatmination units worldwide. http://www.spray-showers.com

Status Projects - Environmental Engineering Specialists in the design and supply of pollution control plants and equipment. http://www.statpro.co.za

Stewart Environmental Consultants Providing environmental engineers, asbestos and wastewater consultants thru our Colorado laboratory. http://www.stewartenv.com

STRATIGRAPHICS Inc. Specializing in cone penetrometer (CPT), direct push exploration for geotechnical, geophysical and geo-environmental projects. http://www.stratigraphics.com

STS Canada, Filtration and separation processes services Provides gas and liquid separation process expertise for the management, development and optimization of new filtration technologies, including engineering, training, analysis. http://www.stscanadainc.com

Sung Nam Plant Specializing in recycling systems, crushers, shredders,fiber crushers, dryers, washers, label sorters, and serial mixers. http://www.snplant.com

T-Bow's Fabrication Corp. Designs, fabricates, and installs environmental scrubbers, fume hoods, ventilations systems, and polypropelyne tanks. http://www.t-bows.com

TEAM Consultants, Inc. A geotechnical, environmental and construction materials testing firm based in the Dallas - Fort Worth Metroplex. http://www.teamconsultants.net

Techpros Pty Ltd: Specialist consultation and R and D services to the chemical, process and agro-food industries on a wide range of services, including environmental management and process design. http://www.techpros.co.za

Terrapex Environmental Ltd Providing environmental consulting and remediation services. http://www.terrapex.com

Tetra Tech, Inc. Provides environmental engineering and consulting services addressing complex water contamination, cultural resource management, and other environmental problems. http://www.tetratech.com

Texas Research International, Inc. TRI/Environmental, Inc. (TRI) is an independent, third party testing and research firm. Included in TRI's geosynthetic testing services are capabilities for interface friction/direct shear, conformance/verification, durability, design verification and education/training services. http://www.geosyntheticstesting.com

The ACT Group Specializing in dust control using water, air and natural chemicals, and expert assistance in bulk handling. http://www.groupact.com

The Lake Doctor of Texas Specializes in designing and building lakes, treating aquatic vegetation, managing lakes, pollution investigations, aquatic plants for remediation and wetlands, rough fish removal, and commercial fish production. http://www.lakedoctoroftexas.com

The Newway and Air Solution Companies The simple solution for you air intake systems. Custom air filters designed to save you time, money, and labor. Patented product. http://www.newwayairsolution2000.com

The Source Group, Inc. Provides environmental engineering, consulting, hydrogeologic and management services tailored for today's dynamic regulatory and economic climate. http://www.thesourcegroup.net

Thermal and Catalytic Oxidisers -- Process Combustion Limited Design and manufacturer of waste liquid and gas thermal and catalytic oxidizers, incinerators with optional heat recovery. http://www.process-combustion.co.uk/oxidisers.html