| Business | Phone |
| Aqua Systems 3832 E Dupont Rd, Fort Wayne 46825 | (260) 483-3963 |
| Aqua Wave 2570 Commercial Rd, Fort Wayne 46809 | (260) 478-1345 |
| Clean Water Ozone Systems 11430 Coldwater Rd, Fort Wayne 46845 | (260) 637-8655 |
| Culligan Water Conditioning 3425 Centennial Dr, Fort Wayne 46808 | (260) 484-8668 |
| Heat Power Engineering Inc 2715 Brooklyn Ave, Fort Wayne 46802 | (260) 432-2347 |
| Howard Gilliam Sales 4822 Projects Dr, Fort Wayne 46825 | (260) 483-3677 |
| Water Sciences Inc 4211 Hobson Ct # A, Fort Wayne 46815 | (260) 485-4655 |
| Watertek International Ltd 5435 State Road 930, Fort Wayne 46803 | (260) 493-7295 |
| Waterworks Pure Drinking Inc 6510 E State Blvd, Fort Wayne 46815 | (260) 493-2458 |
| Superior Manufacturing 2015 S Calhoun St, Fort Wayne 46802 | (260) 456-3596 |
| Technical Water Treatment Inc 6355 Constitution Dr # B, Fort Wayne 46804 | (260) 436-1543 |
| Us Filter 9318 Airport Dr, Fort Wayne 46809 | (260) 747-0673 |
| Rainsoft Of Greater Fort Wayne 3404 Metro Dr N # A, Fort Wayne 46818 | (260) 745-5244 |
| Pro Products 502 Incentive Dr, Fort Wayne 46825 | (260) 490-5970 |
| On The Go Portable Softner 5453 Keystone Dr, Fort Wayne 46825 | (260) 482-9614 |
| Midwest Water Resources 510 Incentive Dr, Fort Wayne 46825 | (260) 489-0404 |