A process engineering consultancy providing process design services to industries such as waste water, water, construction and other chemical industries.

A Canadian engineering firm which provides products and specialized services in water and wastewater treatment process design, plant operations and plant optimization.

Industrial water treatment chemicals, equipment, and consulting for cooling towers, boilers, closed loops, and wastewater treatment.

Providing phase 1 study, waste management systems, permits for sludge, soil suitability tests, irrigation system design, waste utilization plans, expert witness, waste water and related services.

Provides management, engineering, environmental, economic and financial planning services for water and wastewater treatment, solid waste and residuals management, and environmental compliance.

Civil and environmental engineering projects.

MOPS, manufactured odorless pump stations, is a system for engineering design, sizing, and permitting of sewage and wastewater lift stations made to meet the Ten States Standards.

Consulting specialists in wetland design, wetland ecology, stormwater and wastewater treatment and reuse, water quality, weed control, wetland management, computer modelling. Working with engineers, landscape architects, planners, councils, government departments.

Air Water Soil Engineering is an environmental consulting firm that provides water and waste water related management services across the western United States.

Provides services for companies and universities participating in international R and D projects in the field of environmental protection. It also commercialises innovative environmental products such as membranes for wastewater treatment.

Landfill leachate treatment and MSW to green power and green fuels production.

Providing professional treatment plant design, construction oversight, and permit negotiations for public and private clients, with an emphasis on food industry environmental issues.

Provides environmental solutions and specializes in the design, supply and operator training of water and wastewater treatment systems. Major projects in Mexico and the Caribbean.

Canadian distributor of chlorination equipment and accessories for water and waste water treatment. Full range of accessories and chemical awareness training available. Distributor for Chlorine Institute emergency capping kits for chlorine, sulfur dioxide and anhydrous ammonia.

Designs and leases custom wastewater treatment systems to industry. Specializing in ion exchange and membrane technology to reduce and reuse water.

Offers a broad range of storm water pollution prevention plan (SWPPP) compliance services to general contractors, builders and developers.

A civil and environmental consulting firm specializing in water and wastewater engineering.

Specialized environmental services in wastewater, water treatment, solidwaste, stormwater management, trenchless technologies, ATAD (bio-solids management).

Consulting in water and wastewater treatment.

Consultant in the field of water supply systems and waste water treatment.

Providing water quality impact assessments for agriculture, turf, and firing ranges.

Wastewater consulting company specializing in providing solutions in the pulp and paper, municipal, food processing, refining and petrochemical processing industries throughout North America.

Small woman-owned business providing multidiscplined environmental services.

Water/wastewater treatment engineering, planning, and services for municipal and industrial applications.

Web-based Ontario regulatory agency environmental management software. Reporting tools include wastewater,biosolids sludge, siltation control, and incident tracking.

Landfill leachate management services, specialising in biological treatment processes. Contains technical information and downloadable articles and papers on leachate treatment.

UK based Envirotech is a waste water and sewage management specialist.

Consulting, design and construction of wastewater treatment systems. Wetland plant propogation and native midwestern plant nursery. Ohio.

Water and environmental engineering by chartered chemical engineer.

Water and effluent efficiency consultancy specialising in installation of cost reduction proceedures.

Providing water and wastewater treatment equipment consultants, engineers and manufacturers representatives to Ohio and surrounding communities.

Specialists in the treatment of landfill leachate arising from landfill sites. Based in England, international projects.

An engineering firm that specializes in wastewater treatment: consulting, design engineering, equipment, regulatory compliance, and chemicals.

Manufacturer of turn-key industrial wastewater treatment systems and equipment.

Assessment and consulting on drinking and wastewater (industrial and municipal) treatment. New technologies for water contaminants removal including arsenic, iron and manganese.

Consult on waste water treatment problems, supply PRN, advise on environmental stategy, design websites, custom build software for industry.

constructed wetlands for wastewater and stormwater treatment

Environmental consulting services to industry, specializing in wastewater treatment, storm water, air permitting, and hazardous materials plans.

Specialists in sewage treatment, septic tanks and sewage systems.

Conceptual and process design in environmental protection for warm regions.

Providing industrial and municipal wastewater consulting. Managing and operating package plants and performing related laboratory analyses.

Provide environmental engineering solutions to the Northwest. Emphasis on NPDES permitting, combined sewer overflow solutions, and drinking water treatment facilities.

Conducts training workshops for activated sludge, wastewater, bulking, filaments, aerated stabilization basins, lagoons and related topics. Also provides services in activated sludge troubleshooting, activated sludge bulking control, as well as treatment plant audits.

specializing in a variety of environmental consulting services offering a great value to families, business and government agencies.

Environmental services for wastewater treatment, hazardous waste management, groundwater remediation, permitting, and air quality.

UK based wastewater engineering and contracting firm describes its capabilities and its water treatment projects in several African countries.

A civil and environmental engineering firm in Birmingham, Alabama. They specialize in water and wastewater plants and system improvements, and work primarily for municipalities and public utility districts.

Offers drinking water and innovative, alternative wastewater and solid waste training for small, rural community officials to help protect public health and the environment.

Environmental consultants specializing in wetland science, soil science, subsurface sewage disposal and environmental planning.

Constructed wetlands and innovative wastewater solutions for industry, residential developments, small communities, and single family homes. Based in Minnesota.

Municipal engineering, wastewater treatment and new technologies for on-site wastewater systems.

Consulting chemical engineers specializing in industrial wastewater treatment, including acid mine drainage. Fredericton, New Brunswick, Canada.

Offers consultancy and turnkey project execution services in the field of treatment of industrial water, sewage and reuse.

An Australian based specialist consultant that plans and designs solids processing facilities and management plans for water and wastewater treatment plants.

Offers training, troubleshooting, and optimization of activated sludge and aerated lagoon industrial wastewater treatment systems. Describes services and experience. Based in Ontario, Canada; has worked internationally.

Provides services for wastewater treatment design, plant operations, consulting, optimization,and expert witness services.

Consulting engineering firm specializing in the water and wastewater treatment field including planning, design, construction management, NPDES permitting assistance, and WWTP operations assistance.

A certified laboratory and engineering firm offering wastewater treatment design and troubleshooting for industrial operations.

A group of companies specialized in water and wastewater treatment using most recent and reliable technologies.

An internationally recognized organization providing specialty services and products convering virtually the full spectrum of water quality related issues.

Specializing in water, wastewater, and wetland permitting, compliance, inspections and monitoring.

Screening plant and associated equipment. Water and wastewater collection, treatment, and distribution and disposal. Authors and publishers of Screen Selector 2001.

Custom design and build wastewater reclamation systems for a variety of industrial and commercial waste streams.

Provides consultancy, design, technical support and the supply of marine vacuum sewage systems and associated equipment to the marine and offshore industry.

A specialist engineering company focused on the area of water and wastewater treatment systems.

Provider of integrated water purification and wastewater treatment solutions, offering a full design, construction, installation, commissioning and maintenance service to utility, construction and industrial companies.

Integrated control of waste water treatment plant and sewer from analysis of data.

Solving wastewater treatment, residential or industrial problems. Design, build and operate facilities.

Wastewater treatment consulting services and products.

Offers services in the water and waste industry processes within the UK and abroad.

Environmental consultants providing solutions to a wide range of industrial and sanitary wastewater treatment problems. Based in UK.

Environmental risk management, pollution prevention, regulatory compliance, waste management, litigation support, and expert testimony. Located in Northern California.

A professional engineering firm offering a full range of environmental and remediation services.

Wastewater plant support site constructed with information on regulatory, operations and maintenance issues targeted to the Midwest. A form is available to submit questions. The author is a consultant for hire.

Developed and provides phytoremediation (plant + remediation) techniques for municipal, industrial and agricultural waste water. Located in Picayune, Mississippi.

A full service environmental engineering consulting firm that specializes in planning, designing, and implementing effective solutions for environmental and regulatory concerns.

Provides a broad range of specialized planning and engineering services.

Provides environmental services including consulting in wastewater, water treatment, and aquatic ecology and chemical, microbiology and biology laboratory services.