| Case Number | Case Title | Open Date | Closed Date |
| 01-2567-WS-ACE | COLUMBIA MHC EAST LLC DBA COLUMBIA PARK WATER & SEWER SYSTEM | 10/04/2001 | |
| 03-1439-WS-ACE | STAR UTILITY CO., LLC. | 06/27/2003 | |
| 73-0151-WS-ACE | CANDLEWOOD LAKE UTILITIES COMPANY | 03/01/1973 | 04/17/1975 |
| 78-1119-WS-ACE | HARVEST DEVELOPEMENT COMPANY | 07/31/1978 | 05/30/1979 |
| 88-1985-WS-ACE | SALT FORK UTILITY COMPANY | 12/29/1988 | 08/09/1989 |
| 92-2067-WS-ACE | PENINSULA WATER WORKS, INC. | 11/12/1992 | 09/21/1994 |