| Name | Address, Zip |
| Black Archer Farms Foundation Inc | N6978 County Road Tw, 53032-9756 |
| Horicon Area Foundation | 326 E Lake St, 53032-1243 |
| Horicon Athletic Booster Club Inc | Po Box 7, 53032-0007 |
| Horicon Band Boosters | 841 Gray St, 53032-1730 |
| Bo William Hartwig Foundation | 121 S Cedar St, 53032-1407 |
| United States Bowling Congress Inc | 616 Clinton St, 53032-1556 |
| St Stephens Child Care Inc | 505 N Palmatory St, 53032-1008 |
| Friends Of Horicon International Education Center Inc | N7725 State Road 28, 53032-9783 |
| Star Of Life Club | 833 Rice St, 53032-1722 |
| Sacred Heart Congregation | Po Box 27, 53032-0027 |
| Entropy Educational Services Corp | 307 Washington St Apt 103, 53032-1590 |
| Horicon Marshmen Foundation Inc | 841 Gray St, 53032-1730 |
| Walter W Schoppe Scholarship Fund | Po Box 144, 53032-0144 |
| Gavin Rivas Memorial Strive Scholarship | 1001 Pheasant Ln, 53032-1595 |
| Horicon Phoenix Program Ltd | 319 E Lake Street, 53032-1261 |
| Horicon Youth Trap Team Inc | 705 Willow Ln, 53032-1048 |
| Marsh Moppets Preschool Inc | W5231 Prospect Rd, 53032-9702 |
| Stembus Network Inc | 1400 W Lake St, 53032-1812 |
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