MSPSIG.DIR · state · as of 2026-10-26

IT service providers in Wisconsin

612 IT service providers are tracked in Wisconsin, 289 of them MSPs. Quantum Technologies ranks highest by MSP score. Rated providers average 4.65 on Google.

MSPs only Claimed ✓ Rated Cybersecurity Managed IT Compliance Backup and disaster recovery Microsoft 365

Providers tracked612289 MSPs

Top rankedQuantum TechnologiesSturgeon Bay · MSP score 84

Rated providers average4.65★on Google · median score 49

Ranked by MSP score

top 25 of 357 shown · sort: score / best reviewed

Filtered: rated · 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

001

Quantum TechnologiesSturgeon Bay · MSP · 50-99AI EnablementManaged ITCybersecurity4.9★ (545)84100

002

Arctic Wolf, formerly Tetra DefenseMadison · MSSP · 250+SOCIncident ResponseExposure Management5.0★ (8)8025

003

Heartland Business SystemsLittle Chute · MSP · 250+Managed ITCo-managed ITHelp Desk3.0★ (2)79100

004

CCB TechnologyRacine · MSP · 100-249Managed ITInfrastructure ManagementCybersecurity4.9★ (56)7775

005

MC ServicesMilwaukee · MSP · 100-249Backup and disaster recoveryCloud migrationCybersecurity5.0★ (17)7550

006

Anchor Group, NetSuite and Ecommerce SpecialistsSun Prairie · IT consulting · 50-99Netsuite ImplementationNetsuite ConsultingNetsuite Development5.0★ (45)75100

007

Foremost Media, IncJanesville · IT consulting · 25-49Web DesignWeb DevelopmentSEO4.9★ (51)7425

008

One ClickGermantown · MSP · 25-49Managed ITBackup and disaster recoveryNetwork management4.6★ (145)7375

009

WIPFLIMilwaukee · IT consulting · 250+CybersecurityManaged ServicesIT consulting5.0★ (2)7325

010

Rhyme Business ProductsPortage · MSP · 100-249Managed ITCo-managed ITCybersecurity4.9★ (56)730

011

PMsquareOak Brook · IT consulting · 50-99IT consultingCloud migrationManaged Services4.6★ (8)7350

012

Ontech Systems, IncMilwaukee · MSP · 25-49Backup and disaster recoveryCloud migrationCybersecurity5.0★ (40)7325

013

WiscNetMadison · VAR and telecom · 10-24Network AccessColocationDisaster Recovery5.0★ (10)7375

014

EO Johnson Business TechnologiesWausau · MSP · 100-249Managed PrintManaged ITCybersecurity4.8★ (10)7125

015

Premier Technologies USBeloit · MSP · 10-24Managed ITCybersecurityHelp Desk4.8★ (44)7125

016

Powerful IT SystemsSussex · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (70)7175

017

PC LAN ServicesMilwaukee · MSP · 10-24Managed ITIT consultingHelp Desk5.0★ (87)710

018

Inter-QuestBeaver Dam · MSP · 10-24Managed ITCybersecurityVoIP4.9★ (121)7125

019

inTechnology DistributionEau Claire · MSP · 100-249Co-managed ITManaged ITNetwork management4.9★ (18)7125

020

PlatinumKenosha · MSP · 25-49Cloud migrationCo-managed ITCompliance5.0★ (32)700

021

TopLine Results CorporationPewaukee · IT consulting · 10-24CRM ConsultingDigital MarketingProcess Consulting5.0★ (5)6950

022

LoyalityGreen Bay · MSP · 25-49Managed ITCo-managed ITCybersecurity5.0★ (18)6950

023

TSR SolutionsCedarburg · MSP · 50-99Managed ITCo-managed ITFully Managed IT5.0★ (49)690

024

P3CWest Bend · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance5.0★ (29)6925

025

River RunGlendale · MSP · 100-249Managed ITMonitoring MaintenanceCybersecurity4.8★ (66)690

Showing 25 of 357 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-26

49.0

Median MSP scoreof Wisconsin providers

Publish a DMARC policyof Wisconsin providers

20%

Claim 24/7 supportof Wisconsin providers

Median headcountemployees

64 cities in Wisconsin carry exactly one tracked provider.

** end of report **

Cities in Wisconsin

top 12 of 120 · providers tracked

15Wausau

12De Pere

11Kenosha

11Janesville

10La Crosse

From our research

MSPSIG.WIRE

2026-10-25IT Companies in Wisconsin: What the Listings Show

2026-10-26IT Companies in Connecticut: What the Listings Show

How many IT service providers are in Wisconsin?

612 tracked as of 2026-10-26.

Which provider ranks highest in Wisconsin?

Quantum Technologies, by MSP score.

What is the median size of a provider here?

10 employees.

Listed in Wisconsin?

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