Top 100 IT Services Companies in Wisconsin
The Best of December 2025Looking for a top IT services company in Wisconsin?
For your company to grow, it is essential to choose the best technology. Hiring an innovative IT services provider is the easiest way to ensure that you are making the best use of technology, increasing sales, and staying one step ahead of the competition.
To assist you in your search for a partner, we’ve compiled this list of the top IT consultants in Wisconsin. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Wisconsin IT Companies
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$5,000+50 - 249 employeesGaithersburg, MDRead More
DesignDATA is an IT managed services company. Established in 1979, the midsize agency is headquartered in Gaithersburg, Maryland and Washington, District of Columbia. Their services include IT managed services, IT strategy consulting, cloud consulting & SI, and Cybersecurity.
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$1,000+50 - 249 employeesNaperville, ILBetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.Read More
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31Undisclosed10 - 49 employeesBrookfield, WICTaccess Inc. Is an IT managed services company. They offer IT managed services and ECM consulting and SI and were established in 1990.Read More
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32$10,000+50 - 249 employeesMadison, WIMIO, a big data analytics company, offer BI & big data consulting & SI. They were established in 1998.Read More
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33Undisclosed50 - 249 employeesOnalaska, WIInnovia Consulting is an ERP consulting and SI company. They specialize in ERP consulting and SI and Business Consulting and were established in 1984.Read More
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34$25,000+10 - 49 employeesMadison, WISprocket Security, a Cybersecurity company, is based in Madison, Wisconsin. Established in 2018, the team specializes in Cybersecurity.Read More
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35$5,000+50 - 249 employeesLa Crosse, WIMidsize big data analytics company Authenticom, is headquartered in La Crosse, Wisconsin. Their services include BI & big data consulting & SI.Read More
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36Undisclosed10 - 49 employeesFitchburg, WIEstablished in 1997, Adesys, a small IT managed services company, is located in Fitchburg, Wisconsin. Their team specializes in IT managed services and Cybersecurity.Read More
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37$25,000+50 - 249 employeesGreen Bay, WIThe Lake Companies, Inc. Is an ERP consulting and SI company. The company is based in Green Bay, Wisconsin. Their team focuses on ERP consulting and SI and BI & big data consulting & SI.Read More
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38Undisclosed50 - 249 employeesBrookfield, WIAllium Salesforce Consulting is a CRM consulting and SI company. Founded in 2011, their team focuses on CRM consulting and SI and Custom Software Development.Read More
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39Undisclosed10 - 49 employeesBrookfield, WIFounded in 1976, Digicorp, Inc. Is a small Brookfield, Wisconsin-based Cybersecurity company. Their team focuses on Cybersecurity and IT managed services.Read More
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40$1,000+2 - 9 employeesAppleton, WIIT strategy consulting company Stalworx was established in 2021. Headquartered in Appleton, Wisconsin, the team focuses on IT strategy consulting and other IT consulting and SI.Read More
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41Undisclosed50 - 249 employeesGrafton, WILaunched in 2005, TESCHGlobal is a midsize IT strategy consulting company. Their services include IT strategy consulting and Custom Software Development.Read More
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42$1,000+10 - 49 employeesWest Milwaukee, WIIT managed services company PC LAN SERVICES was launched in 2006. The agency offers IT managed services and Cybersecurity.Read More
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43Undisclosed10 - 49 employeesKenosha, WIBased in Kenosha, Wisconsin, Absolute Computer Systems is a Cybersecurity and IT managed services company. Their services include Cybersecurity and IT managed services.Read More
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44Undisclosed2 - 9 employeesSalem, WIIT managed services company Horizon Managed Services offers IT managed services and IT strategy consulting. They were founded in 1984.Read More
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45$1,000+10 - 49 employeesSheboygan, WIFounded in 2016, Panacea Smart Solutions, a small IT managed services company, is in Sheboygan, Wisconsin and Mequon, Wisconsin. Their services include IT managed services and Cybersecurity.Read More
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46Undisclosed10 - 49 employeesGreen Bay, WIEstablished in 2004, Loyality is an IT strategy consulting company. Their services include IT strategy consulting and IT managed services.Read More
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47Undisclosed10 - 49 employeesBrookfield, WILaunched in 1989, Telecom One, Inc. Is an unified communications consulting & SI company. The firm focuses on unified communications consulting & SI and IT strategy consulting, and is small.Read More
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48Undisclosed10 - 49 employeesAppleton, WIEstablished in 2003, HawkPoint Technologies | IT Support & Managed IT Services is an IT managed services company. The small team specializes in IT managed services and cloud consulting & SI.Read More
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49Undisclosed2 - 9 employeesBrookfield, WIGoTech IT Solutions, an IT managed services company, is located in Brookfield, Wisconsin and Norway, Michigan. They focus on IT managed services and Cybersecurity and were launched in 2013.Read More
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50Undisclosed2 - 9 employeesWest Bend, WIBased in West Bend, Wisconsin, Collett Systems LLC is an IT managed services company. They provide IT managed services and cloud consulting & SI and were founded in 2011.Read More
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51$1,000+2 - 9 employeesAppleton, WIEstablished in 2016, Make I.T. SOAR is a Cybersecurity company. The agency provides Cybersecurity and IT strategy consulting, and is small.Read More
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52Undisclosed2 - 9 employeesMilwaukee, WILaunched in 2005, Datum Consulting LLC is a small IT managed services company. Their team offers IT managed services and cloud consulting & SI.Read More
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53Undisclosed10 - 49 employeesPlymouth, WIPros 4 Technology, an IT managed services company, is in Plymouth, Wisconsin. They provide IT managed services and Cybersecurity.Read More
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54Undisclosed10 - 49 employeesWausau, WIStrataDefense is an IT managed services company. The team is headquartered in Wausau, Wisconsin, and their services include IT managed services and Cybersecurity.Read More
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55$1,000+10 - 49 employeesKaukauna, WILaunched in 2007, Amplitel Technologies is an IT strategy consulting company. Located in Kaukauna, Wisconsin, the team offers IT strategy consulting and unified communications consulting & SI.Read More
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56Undisclosed10 - 49 employeesMiddleton, WIJBC Business Technologies is a Middleton, Wisconsin-based IT managed services company. Their services include IT managed services and IT strategy consulting.Read More
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57$5,000+2 - 9 employeesMontello, WIIT strategy consulting company Business Intelligence & IT Solutions was launched in 2015. Based in Montello, Wisconsin, the team focuses on IT strategy consulting and BI & big data consulting & SI.Read More
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58Undisclosed2 - 9 employeesWest Bend, WINetwork Pro Wisconsin, Inc., an IT managed services company, was founded in 2012. Based in West Bend, Wisconsin, the team specializes in IT managed services and Cybersecurity.Read More
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59$5,000+2 - 9 employeesMilwaukee, WIRead More
James Pellizzi and Company is a digital marketing agency from Milwaukee, Wisconsin. Founded in 2017, the 7-person team provides various services such as marketing strategy, branding, and digital strategy.
Clients
Halling & Cayo -
60$1,000+10 - 49 employeesWisconsin Rapids, WITech Pros is an IT managed services company. Established in 1995, the company is in Wisconsin Rapids, Wisconsin. Their team provides IT managed services and IT strategy consulting.Read More
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