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| OTHER SUPPLIERS |
| | Pro-Dive, Inc. | | Suppliers of Pipes, Contract and Engineering Services | | |
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| | Process Engineering Associates, LLC. | | Specialists in Process Design, Engineering, and Process Safety Services | | |
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| | Propipe | | Experts in Cleaning and Contract Services | | |
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| | PWC Pure Water Corp. | | Specializes In Iron Water Cleaning Systems | | |
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| | Quality Water Services, Inc. | | Experts in Laboratory, Contract Services, Filters and Disinfection Equipment | | |
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| | R&D Innovative Solutions | | Specializes in In-Situ Detection of All Types of Biological Contamination in Water | | |
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| | RACO Manufacturing and Engineering Co. | | Experts in Engineering, Software and Contract Services | | |
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| | Radiodetection Corporation | | Suppliers of Valves, Cleaning and Contract Services | | |
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| | Rapid Pump & Meter Service Co., Inc. | | Experts in Pumps and Meter Repair Services | | |
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| | RAS Process Equipment, Inc. | | Experts in Engineering, Contract Services and Heat Exchangers | | |
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| | Raytheon Environmental Services | | Experts in Engineering, Environmental and Contract Services | | |
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| | Recycle Solutions, LLC | | Suppliers of Water/Wastewater Treatment Equipment, Engineering and Contract Services | | |
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| | Reid Engineering | | Experts in Contract Services | | |
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| | RELINER - Duran Inc. | | Supplier of Pipes, Sludge Handling Systems, Odor Control and Engineering Services | | |
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| | Remediation Management Consultants | | Experts in Engineering, Contract, Softwares and SCADA Systems | | |
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| | RemoteCo | | Experts in Contract, Software and SCADA Systems | | |
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| | Remtech Engineers | | Suppliers of Clarifiers, Odor Controls, Contract Services and Engineering Services | | |
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| | Righton Instrument Co. | | Experts in Engineering and Contract Services | | |
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| | Rio Grande Valley Environmental Services, Inc. | | Suppliers of Linings, Aerators, Inspection Equipment, Engineering and Contract Services | | |
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| | Riverside Technology, Inc. | | Experts in Software, Engineering and Contract Services | | |
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