| Avina (Corporation)
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| AX PAC (Federal) (Sean Duffy Leadership PAC)
|
| Axcess Financial (Corporation)
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| Azara (Corporation)
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| B&G Enterprises II (Corporation)
|
| Bablitch for Supreme Court
|
| Badger 2000 Conduit
|
| Badger Action Project
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| Badger Advocates Inc (Corporation)
|
| Badger Fund Inc
|
| Badger Values PAC
|
| BadgerPAC
|
| Baker for Judge (Local-Wauwatosa, WI)
|
| Baldwin Committee
|
| Baldwin for Congress
|
| Ballweg Implement Co (Corporation)
|
| Balow for Assembly
|
| Banc One WI PAC
|
| Bank of America (Corporation)
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| Bank of America (was Nationsbank)
|