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- Nordin Properties, LlcShawano, WI
- Norlight Telecommunications, Inc.Brookfield, WI
- North Shore GasMilwaukee, WI
- North Shore Gas Company, an Illinois CompanyMilwaukee, WI
- Northcentral Technical CollegeWausau, WI
- Northern Clearing IncAshland, WI
- Northern Electric, IncGreen Bay, WI
- Northern Metalwork Inc.Twin Lakes, WI
- Northern States Power WisconsinEau Claire, WI
- Northland CommunicationsMilwaukee, WI
- Northway Communiaitons Inc.Wausau, WI
- Northway Communiations IncWausau, WI
- Northway Communicatiions Inc.Waausau, WI
- Northway Communications, Inc.Wausau, WI
- Northwoods Communication TechnologiesRhinelander, WI
- Northwoods ConnectRhinelander, WI
- Norvado, Inc.Cable, WI
- Novum Structures LlcMenomonee Falls, WI
- Nsight Tower Holdings Ii, LlcGreen Bay, WI
- Nsight Tower Holdings, LlcGreen Bay, WI
- Nsp, LCGreen Bay, WI
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- O'malley Finish Carpentry LlcGrafton, WI
- Oneida CountyRhinelander, WI
- Oneida Engineering Solutions, LlcMilwaukee, WI
- Onsite Utility Services Capital, LlcDelavan, WI
- Openaire America IncCedarburg, WI
- Opus Inspection Technologies, Inc.Brookfield, WI
- Otto, Samuel JBrookfield, WI
- Outagmie County Sheriffs's DepartmentAppleton, WI
- Ozaukee CountyPort Washington, WI
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- P D C Facilities IncHartland, WI
- P.m. Kolosso, Inc.Menomonee Falls, WI
- Packerland Heating And Cooling LlcSuamico, WI
- Packerland Heating&cooling LlcSuamico, WI
- Pagenkopf, Donald RWausau, WI
- Pdc Facilities IncorporatedHartland, WI
- Pdc Facilities, Inc.Hartland, WI
- Peoples GasMilwaukee, WI
- Pepin County Sheriff's DepartmentDurand, WI
- Perlick CorporationMilwaukee, WI
- Pieper Electric, IncMilwaukee, WI
- Pingel Enterprise, Inc.Adams, WI
- Pinnacle Development, LlcOconomowoc, WI
- PK ElectronicsMarshfield, WI
- Polk, CountyBalsam Lake, WI
- Power System Engineering, Inc.Madison, WI
- Precision Iceblast CorporationPeshtigo, WI
- Precision Infrastructure LlcEau Claire, WI
- Precision Pipeline LlcEau Claire, WI
- Precision West LlcEau Claire, WI
- Primeco Personal Communications LPMilwaukee, WI
- Primeco Personal Communications, L.p.Milwaukee, WI
- Professional Audio Designs IncWauwatosa, WI
- Prolec-ge Waukesha, Inc.Waukesha, WI
- Push Inc D/b/a Push OF Wisconsin IncRice Lake, WI
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- Racine Water UtilityRacine, WI
- Railside Farm, LlcStevens Point, WI
- Ramaker & Associates, Inc.Madison, WI
- Ramaker & Associates, Inc.Sauk City, WI
- Rassbach CommunicationsEau Claire, WI
- Rassbach Communications Service IncEau Claire, WI
- Rbh Enterprises, Inc.Fond DU Lac, WI
- Ready Electric, Inc.Fort Atkinson, WI
- Red Cedar Steel Erectors IncMenomonie, WI
- Red Cedar Steel Southwest IncMenomonie, WI
- Reedsburg District SchoolsReedsburg, WI
- Reedsburg Utility CommissionReedsburg, WI
- Reich Installation Services, IncPewaukee, WI
- Renuity Operations, LlcMadison, WI
- Rib Mountain Communications JVMadison, WI
- Richland Center FellowshipRichland Center, WI
- Richland County Sheriff's DeptRichland Center, WI
- Riesterer & Schnell IncPulaski, WI
- Rite-hite Company LlcMilwaukee, WI
- Rizzo, Alice PKenosha, WI
- Rizzo, Paul JKenosha, WI
- Rlm Communications, Inc.Stevens Point, WI
- Robert RietmannMerrimac, WI
- Rock Energy CooperativeJanesville, WI
- Rock Solid Stabilization & Reclamation, IncGenoa City, WI
- Rocklyn HolsteinsOconto, WI
- Roffers Construction IncAshland, WI
- Roffers, Joseph LDE Pere, WI
- Roman Electric Co.Milwaukee, WI
- Romano Inc Dba A & E Auto SalvageKenosha, WI
- Roth, Heinz (dba Roth Farms)Merrill, WI
- Rusk County AirportLadysmith, WI
- Rytec CorporationJackson, WI