Lysatec GmbH
Thickening centrifuges for disintegration of excess activated sludge, based on patent-protected technology of cell disruption. Site provides detailed product description, including practical results.
http://www.lysate-centrifuges.com/

Hycor Corporation
Manufactures screening equipment, liquid/solid separation, wastewater, sludge thickening, dewatering, grit classifiers, conveyors, septage, wedgewire screens, and rotary drum screens.
http://www.hycor.com/

Willacy Group
Total sludge management equipment and services, including sludge quantification. Providing a range of manned or robotic sludge removal systems and a phase separation equipment splitting sludge into oil, water and dry sediment.
http://www.willacyoil.com/

Sunita Minechem Industries
India. Manufacturers of guar gum powders for thickening and bulking applications in food, cosmetic and pharmaceutical, and industrial products. Thickening and binding agents for textile printing inks and polymer resins. Technical information and specifications.
http://www.sunitami.com/

Markland Specialty Engineering Ltd
Animated website shows how to measure and control sludge blanket level and suspended solids. FREE technical bulletins are offered.
http://www.sludgecontrols.com/

Marshall Environmental Training and Consulting Group
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.
http://metcgroup.com/

Activated Sludge Microorganisms
Discusses and illustrates the organisms in sludge, and what can be learned by microscopic analysis of biological treatment systems for wastewater.
http://www.engitech.com/asm.htm

ABJ Process Division
Manufacturer of Sanitaire and ABJ wastewater treatment systems, sequential batch reactor, sludge basins, decanters, waste sludge removal and aeration products
http://www.sanitaire.com/

Stepp Equipment Company
Stepp Equipment Company provides quality lugger boxes, compactors, roll offs and containers for material handling and recycling in the midwest.
http://www.steppequipment.com

Hydropress Environmental Services, Inc.
Hydropress, picture one company for all your sludge management needs. Hydropress provides the following services: Digester and lagoon cleaning services, mobile dewatering, sludge disposal, hydraulic and mechanical dredging, and transportation. Hydropress has earned a reputation for engineering innovative solutions to problems such as: limited space at a site; time constraints for equipment shutdowns; unusual characteristics of residuals; and or limitations for wastewater disposal. We survey and evaluate each site to assure that we design the most efficient plan for the job. In most cases, we have been able to propose solutions that exceeded the requirements of the customer's specifications. Working with you, the customer, we are able to understand and accommodate any special requirements you may have including operational hours, truck routes, and noise or air issues.
http://www.hydropress.net/