| Company | Category | Area | Address | Web | E-mail | Contact person |
| WASTEWATER PROCESS ENGINEERING | waste water treatment plant | Texas | PO BOX 16, LEFORS, Gray, Texas, 79054-0016, USA |
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Aloke Vaid |
| WASTEWATER PRODUCT SUPPLY LLC | Whol Durable Goods | Washington | 7412 S PUGET SOUND AVE, TACOMA, Pierce, Washington, 98409-3920, USA |
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| WASTEWATER REHABILITATION | Unclassified | Texas | 13405 SOUTHWEST FWY, SUGAR LAND, Fort Bend, Texas, 77478-3589, USA |
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| WASTEWATER SERVICES LLC | Plbg, Htg, Ac Contr | Indiana | 3015 CHASE ST, INDIANAPOLIS, Marion, Indiana, 46217-3111, USA |
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| WASTEWATER SOLUTION | Plbg, Htg, Ac Contr | California | 1740 CERRA VISTA DR, HOLLISTER, San Benito, California, 95023-6515, USA |
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| WASTEWATER SOLUTIONS | water/sewer/utility constructi | Texas | 5191 FM 2579, FLORESVILLE, Wilson, Texas, 78114-4105, USA |
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Don Hutchinson |
| WASTEWATER SOLUTIONS LLC | Business Services | Virginia | 4011 S MAIN ST, HARRISONBURG, Harrisonburg (City), Virginia, 22801-9771, USA |
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| WASTEWATER SOLUTIONS OF TEXAS | services-misc | Texas | PO BOX 152153, AUSTIN, Travis, Texas, 78715-2153, USA |
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Julio Sattler |
| WASTEWATER SPECIALTIES | Environmental & Ecological Ser | Louisiana | 2205 INDUSTRIAL DR, SULPHUR, Calcasieu, Louisiana, 70665-8330, USA |
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Brett Feldes |
| WASTEWATER SYS DESIGNS & SVCS | Engineering Services | Washington | PO BOX 776, MOUNT VERNON, Skagit, Washington, 98273-0776, USA |
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Carl Garrison |
