| Name | Address, Zip |
| Hartland Athletic Advancement Association Inc | 763 Tenny Ave, 53029-2235 |
| Arrowhead Booster Club | W314n7566 State Road 83, 53029-9759 |
| Arrowhead Youth Lacrosse Club Inc | Po Box 124, 53029-0124 |
| Arrowhead Youth Hockey Association Inc | Po Box 561, 53029-0561 |
| Wisconsin Lacrosse Officials Association Inc | 4821 Easy St Unit 11, 53029-1941 |
| Catamaran Racing Association Of Wisconsin | 550 North Ave, 53029-1309 |
| Ausblick Ski Race Team Corporation | 142 E Capitol Dr Ste 300, 53029-2139 |
| North Lake Baseball Club | 267 Willow Dr, 53029-1324 |
| Midwest Twisters Booster Club- Hartland Inc | 602 Industrial Ct, 53029-2312 |
| Lake Country Chiefs | W28804 Vernon Dr, 53029-9262 |
| Warhawk Wrestling Club Inc | Po Box 346, 53029-0346 |
| Unlimited Vision Photo Club Inc | 507 Buckingham Way, 53029-2506 |
| Lake Country Youth Football Inc | N70w28804 Vernon Dr, 53029-9619 |
| Dream Multisport Inc | W279n8428 Copper Ct, 53029-8585 |
| Junior Hall Of Fame Tournament Incorporated | N75w28492 Stillwater Ct, 53029-8102 |
| Pine Lake Sailing School Inc | Po Box 436, 53029-0436 |
| Wlloa Inc | N80w26998 Plainview Rd, 53029-9591 |
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