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MSPSIG.DIR · state · as of 2026-10-28

Managed service providers in Wisconsin

136 managed service providers are tracked in Wisconsin. Quantum Technologies ranks highest by MSP score. Rated providers average 4.75 on Google.

Providers tracked136
Top rankedQuantum TechnologiesSturgeon Bay · MSP score 84
Rated providers average4.75★on Google · median score 54
01

Ranked by MSP score

top 25 of 109 shown · sort: score / best reviewed

Filtered: MSPs only · rated · Managed IT · clear

MSP score parts:Reputation (up to 30)Presence (up to 25)Credibility (up to 20)Scale (up to 15)Momentum (up to 10)
#ProviderServicesGoogleMSP scoreTrending
001Quantum Technologies logoQuantum TechnologiesSturgeon Bay · MSP · 50-99AI EnablementManaged ITCybersecurity4.9★ (545)84100 trending up
002Collett Systems LLC logoCollett Systems LLCWest Bend · MSP · 100-249Managed ITCybersecurityCompliance5.0★ (41)8025 trending up
003Heartland Business Systems logoHeartland Business SystemsLittle Chute · MSP · 250+Managed ITCo-managed ITHelp Desk3.0★ (2)79100 trending up
004CCB Technology logoCCB TechnologyRacine · MSP · 100-249Managed ITInfrastructure ManagementCybersecurity4.9★ (56)7775 trending up
005One Click logoOne ClickGermantown · MSP · 25-49Managed ITBackup and disaster recoveryNetwork management4.6★ (145)7375 trending up
006Rhyme Business Products logoRhyme Business ProductsPortage · MSP · 100-249Managed ITCo-managed ITCybersecurity4.9★ (56)730
007EO Johnson Business Technologies logoEO Johnson Business TechnologiesWausau · MSP · 100-249Managed PrintManaged ITCybersecurity4.8★ (10)7125 trending up
008Premier Technologies US logoPremier Technologies USBeloit · MSP · 10-24Managed ITCybersecurityHelp Desk4.8★ (44)7125 trending up
0093RT Networks logo3RT NetworksWest Salem · MSP · 10-24Managed ITCybersecurityCloud5.0★ (43)7150 trending up
010Technology Architects logoTechnology ArchitectsGreen Bay · MSP · 5-9Managed ITCybersecurityIT consulting5.0★ (19)7125 trending up
011PC LAN Services logoPC LAN ServicesMilwaukee · MSP · 10-24Managed ITIT consultingHelp Desk5.0★ (87)710
012Inter-Quest logoInter-QuestBeaver Dam · MSP · 10-24Managed ITCybersecurityVoIP4.9★ (121)7125 trending up
013inTechnology Distribution logoinTechnology DistributionEau Claire · MSP · 100-249Co-managed ITManaged ITNetwork management4.9★ (18)7125 trending up
014Platinum logoPlatinumKenosha · MSP · 25-49Managed ITCo-managed ITCybersecurity5.0★ (32)700
015Loyality logoLoyalityGreen Bay · MSP · 25-49Managed ITCo-managed ITCybersecurity5.0★ (18)6950 trending up
016TSR Solutions logoTSR SolutionsCedarburg · MSP · 50-99Managed ITCo-managed ITFully Managed IT5.0★ (49)690
017RanderCom logoRanderComAppleton · MSP · 10-24Managed ITNetwork ConfigurationCybersecurity5.0★ (53)6925 trending up
018River Run logoRiver RunGlendale · MSP · 100-249Managed ITMonitoring MaintenanceCybersecurity4.8★ (66)690
019The Computer Center logoThe Computer CenterJanesville · MSP · 10-24Managed ITIT consultingIT Project Management4.9★ (51)6950 trending up
020Capital Data logoCapital DataBrookfield · MSP · 100-249Managed ITVirtualizationStorage Management4.9★ (10)6825 trending up
0212W Technologies logo2W TechnologiesPewaukee · MSP · 100-249Managed ITHelp DeskBackup and disaster recovery4.6★ (5)6825 trending up
022The Office Technology Group logoThe Office Technology GroupMilwaukee · MSP · 25-49Managed ITCo-managed ITCybersecurity4.8★ (33)6825 trending up
023Applied Tech logoApplied TechLittle Chute · MSP · 100-249Managed ITCo-managed ITCybersecurity4.3★ (48)6850 trending up
024ManagePoint, LLC logoManagePoint, LLCWauwatosa · MSP · 10-24Managed ITCybersecurityCloud Solutions4.9★ (68)6725 trending up
025Glassen Technology Services logoGlassen Technology ServicesRacine · MSP · 1-4Managed ITVoIPCloud migration5.0★ (26)6750 trending up
Showing 25 of 109 · load moreMissing or misranked? Claim it ▸
02

Map

providers by city
Madison: 13Milwaukee: 12Green Bay: 6Waukesha: 6Brookfield: 5De Pere: 5Appleton: 4Kenosha: 4Grafton: 3Janesville: 3Monona: 3Racine: 3Wausau: 3Eau Claire: 2Hudson: 2Kaukauna: 2Little Chute: 2Merrillan: 2Milton: 2New Berlin: 2Superior: 2Trevor: 2Abbotsford: 1Arbor Vitae: 1Beaver Dam: 1Beloit: 1Big Bend: 1Bloomer: 1Boscobel: 1Bristol: 1Burlington: 1Camp Douglas: 1Campbellsport: 1Cedarburg: 1Delafield: 1Delavan: 1Elkhorn: 1Evansville: 1Franklin: 1Germantown: 1Glendale: 1Hartford: 1Kimberly: 1La Crosse: 1Medford: 1Menasha: 1Menomonee Falls: 1Mount Pleasant: 1Oconomowoc: 1Oshkosh: 1Pewaukee: 1Portage: 1Reedsburg: 1Rice Lake: 1River Falls: 1Sheboygan: 1Sheboygan Falls: 1Stevens Point: 1Sturgeon Bay: 1Sun Prairie: 1MadisonMilwaukeeGreen BayWaukeshaBrookfieldDe PereAppletonKenoshaDrawn from provider coordinates
03

What the data shows

measured 2026-10-28
54.0
Median MSP scoreof Wisconsin providers
1%
Publish a DMARC policyof Wisconsin providers
49%
Claim 24/7 supportof Wisconsin providers
11
Median headcountemployees
45 cities in Wisconsin carry exactly one tracked provider.
** end of report **
04

Cities in Wisconsin

top 12 of 67 · providers tracked
Madison
13Milwaukee
12Green Bay
6Waukesha
6Brookfield
5De Pere
5Appleton
4Kenosha
4Grafton
3Janesville
3Monona
3Racine
3
05

From our research

MSPSIG.WIRE
How many managed service providers are in Wisconsin?
136 tracked as of 2026-10-28.
Which provider ranks highest in Wisconsin?
Quantum Technologies, by MSP score.
What is the median size of a provider here?
11 employees.
Listed in Wisconsin?

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