Treatment Technologies
Filtration, membranes, disinfection, and desalination: the building blocks of any water plant.
Treatment Technologies covers the full stack of water and wastewater treatment processes, from pretreatment and filtration to membranes, disinfection, and desalination. These are the core unit operations that define how a plant performs.
45 specialist pages · 532 specialist providers · 8 Insider guides
Specialist pages
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Filtration and membranes
Reverse Osmosis System Companies
RO system integrators for brackish, seawater, and industrial process water, skids, containerized plants, and engineered solutions.
178 specialists
Activated Carbon Filtration Companies
GAC and PAC providers for taste & odor, organics, chlorine, and micro-pollutant removal in drinking water and industrial streams.
160 specialists
Water Filtration Systems Companies
Filtration system providers spanning media, cartridge, bag, and membrane filters for municipal, commercial, and industrial applications.
152 specialists
Ultrafiltration System Companies
UF suppliers for pretreatment, reuse, and potable water, hollow-fiber and spiral-wound membrane systems at any scale.
111 specialists
Membrane Bioreactor (MBR) Companies
MBR system suppliers for high-quality effluent, reuse-ready water, and compact wastewater plants in tight footprints.
56 specialists
Microfiltration System Companies
MF providers covering particulate, pathogen, and pretreatment filtration for municipal and industrial flows.
40 specialists
Nanofiltration System Companies
NF solution providers for selective ion removal, softening, color removal, and high-recovery applications between UF and RO.
38 specialists
Ion Exchange System Companies
Ion exchange resin suppliers and system builders for softening, demineralization, and targeted contaminant removal.
33 specialists
Membrane Filtration Companies
Membrane filtration companies across MF, UF, NF, and RO, system design, skids, autopsy, and cleaning services.
28 specialists
Industrial Water Filtration Companies
Heavy-duty filtration solution providers for industrial process water, including self-cleaning, multimedia, and high-flow filtration platforms.
23 specialists
Membrane Element Companies
OEM suppliers of MF, UF, NF, and RO membrane elements and modules, spiral-wound, hollow-fiber, and ceramic.
10 specialists
Disinfection, oxidation and chemistry
UV Disinfection System Companies
UV disinfection suppliers for drinking water, wastewater, reuse, and industrial process disinfection with dose-validated reactors.
65 specialists
Water Treatment Chemical Companies
Chemical suppliers and service programs: coagulants, flocculants, scale and corrosion inhibitors, biocides, and specialty polymers.
34 specialists
Advanced Oxidation Process Companies
AOP suppliers, UV/H₂O₂, ozone, Fenton, and catalytic oxidation for refractory organics, PFAS, and trace contaminants.
29 specialists
Chemical Treatment Solution Companies
Chemical treatment providers covering coagulation/flocculation, pH adjustment, advanced oxidation, and disinfection programs.
27 specialists
Dosing Pump & Chemical Feed Companies
Diaphragm, peristaltic, and metering pump manufacturers for accurate chemical feed in water systems.
25 specialists
Coagulation & Flocculation Companies
Coag/floc solution providers, chemistry, jar testing, clarifier and DAF design for particulate and colloid removal.
23 specialists
Water Disinfection Companies
Disinfection providers across chlorination, chloramination, ozonation, UV, and electrochemical processes for potable and reuse water.
21 specialists
Electrochemical Water Treatment Companies
Electrocoagulation, electrooxidation, and EDR providers for heavy metals, emulsions, and hard-to-treat industrial streams.
10 specialists
UV Disinfection Equipment Companies
UV reactor manufacturers covering low-pressure, medium-pressure, and UV-LED systems for water disinfection.
8 specialists
Ozone Generator Companies
Corona-discharge and electrolytic ozone generator OEMs for disinfection and AOP applications.
7 specialists
Biological and effluent treatment
Biological Wastewater Treatment Companies
Biological treatment solution providers: activated sludge, SBR, MBBR, MABR, aerobic/anaerobic digestion, and nutrient removal.
19 specialists
Effluent Treatment Plant Companies (ETP)
Turnkey ETP builders for industrial effluent compliance, physicochemical, biological, and tertiary treatment trains.
18 specialists
Screen Equipment Companies
Bar, fine, drum, step, and band screen manufacturers for headworks and pretreatment applications.
8 specialists
Diffuser & Aeration Equipment Companies
Fine-bubble, coarse-bubble, surface, and jet aeration equipment for biological treatment plants.
7 specialists
Blower & Compressor Companies
Lobe, screw, and turbo blower OEMs supplying air to aeration basins and pneumatic systems.
7 specialists
Mixer Companies
Submersible, top-entry, hyperboloid, and static mixer suppliers for treatment basins and process tanks.
7 specialists
Desalination
Desalination Service Companies
Full-service desalination providers covering design, build, O&M, and performance contracts for SWRO, BWRO, and thermal plants.
72 specialists
Renewable-Powered Desalination Companies
Solar and wind-coupled desalination providers, off-grid and hybrid systems with storage and variable-load RO.
18 specialists
Seawater Desalination (SWRO) Companies
SWRO solution providers, intake design, high-pressure RO, energy recovery devices, and post-treatment for coastal and offshore use.
16 specialists
Brackish Water Desalination Companies
BWRO providers for inland brackish aquifers, reuse, and industrial streams, high-recovery with concentrate management.
14 specialists
Modular Desalination Companies
Containerized and skid-mounted desalination units for remote sites, emergency response, and rapid deployment.
12 specialists
Thermal Desalination Companies
MED, MSF, and MVC thermal desalination providers for high-salinity, high-TDS, or waste-heat integrated projects.
11 specialists
Process, utility and high-purity water
Industrial Water Treatment Companies
End-to-end industrial water treatment companies covering process water, cooling, boiler feed, and wastewater across heavy-industry sites.
57 specialists
Water Purification Companies
Water purification providers delivering multi-barrier treatment trains for drinking, process, and high-purity applications.
43 specialists
Drinking Water Treatment Companies
Potable water treatment companies for municipalities and utilities, conventional, membrane, and advanced treatment.
36 specialists
Water Softening Companies
Softening system providers, ion-exchange, lime, and NF-based hardness removal for industrial and commercial plants.
29 specialists
Water Conditioning Companies
Water conditioning suppliers for scale, corrosion, and biological control in cooling, boiler, and domestic water loops.
27 specialists
Cooling Tower Water Treatment Companies
Cooling water program providers, chemistry, side-stream filtration, Legionella control, and remote monitoring.
27 specialists
Commercial Water Treatment Companies
Treatment providers serving commercial buildings, hospitality, healthcare, and retail, potable, cooling, and domestic hot water loops.
26 specialists
Boiler Water Treatment Companies
Boiler water solution providers, softening, demineralization, condensate polishing, and chemistry programs for steam plants.
21 specialists
Demineralized Water Treatment Companies
Demin plant suppliers, two-bed, mixed-bed, and membrane-based demineralization for boiler feed and industrial process water.
15 specialists
Ultrapure Water Treatment Companies
Ultrapure water system providers for semiconductor, power, and life-sciences, multi-stage RO, EDI, and polishing loops.
14 specialists
High Purity Water Treatment Companies
High-purity water system integrators for pharma (WFI/PW), microelectronics, and laboratory applications.
13 specialists
Dialysis Water Treatment Companies
Hemodialysis water treatment solution providers delivering AAMI/ISO-compliant loops for clinics and hospital dialysis centers.
12 specialists
What you will find here
The unit operations that decide how a plant actually performs.
Whether you're specifying a brand-new treatment train or retrofitting an existing one, this group is the starting point. It spans the physical, chemical, and biological processes used to remove contaminants, soften or polish water, and meet quality targets for drinking, process, or discharge use. Providers here include system integrators, OEMs, membrane manufacturers, chemistry programs, and solution providers focused on desalination.
From the Insider
- Food & Beverage Water Treatment: Standards and SystemsIndustry Deep Dives
- Mining Wastewater Treatment: Technologies, Compliance, and the Closure Liability Few Operators Cost ProperlyIndustry Deep Dives
- Textile Wastewater Colour Removal: Costs, Technologies, and the Reuse DecisionIndustry Deep Dives
- Leather and Tanning Wastewater: Treatment ChallengesIndustry Deep Dives
- Pulp and Paper Wastewater Treatment: Technologies and ComplianceIndustry Deep Dives
- Food and Beverage Wastewater Treatment: Loads, Trains, and Real BenchmarksIndustry Deep Dives
- Chemical and Petrochemical Wastewater Treatment: Toxicity, Recalcitrance, and Real BenchmarksIndustry Deep Dives
- Pharmaceutical Wastewater Treatment: High-Strength Effluent, Nitrogen, and the API QuestionIndustry Deep Dives
Other groups
Circular & urban water
Reuse, Recovery & Stormwater
ZLD, industrial reuse, brine management, resource recovery, SuDS, and stormwater at city scale.
Plants, pipes & hardware
Infrastructure, Networks & Equipment
WWTPs, EPC, pipe networks, smart metering, tanks, valves, and pumps: the physical backbone of water.
Intelligence layer
Monitoring & Digital
IoT, SCADA, AI, testing, and the digital backbone that makes plants smart and efficient.
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