| Picknell for Sheriff (Local-Walworth County)
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| Pierce Co Democratic Party
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| Pierce County Republican Party
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| Pierce County Tavern League
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| Pilotsmakechange.org
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| Piping Industry Pol Ed Comm
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| Pirate Party of Wisconsin
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| Pitkin County Republicans (Out-of-state: Colorado)
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| Pitman, Kalkhoff & Sicula SC (Corporation)
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| Pittsburgh Fire Fighters Local No 1 Fire PAC (Unregistered, Pennsylvania)
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| Planned Parenthood Action Council 01-94 (Unregistered, Utah)
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| Planned Parenthood Action Fund
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| Planned Parenthood Action Fund (Federal)
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| Planned Parenthood Action Fund Inc
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| Planned Parenthood Action Fund Inc (Federal)
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| Planned Parenthood Advocates of WI (MCFL org.)
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| Planned Parenthood Advocates of WI Political Fund
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| Planned Parenthood Advocates of WI, Inc.
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| Planned Parenthood Advocates of Wisconsin - C4
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| Planned Parenthood Advocates of Wisconsin Election Fund
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