Top 100 IT Services Companies in St. Louis
The Best of December 2025Looking for a top IT services company in St. Louis?
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 St. Louis. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best St. Louis IT Companies
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$10,000+50 - 249 employeesL'viv, UkraineRead More
Founded in 2019, Uinno is an artificial intelligence firm. The midsize team specializes in Artificial Intelligence, Custom Software Development, Low/No Code Development, UX/UI Design, and more. The company is based in L'viv, Ukraine; Tallinn, Estonia; Kingston upon Thames, England and Zaporizhzhia, Ukraine.
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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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31Undisclosed2 - 9 employeesSt. Louis, MOHarpy IT Solutions is an IT managed services company. The St. Louis, Missouri-based company was founded in 2012. Their services include IT managed services and Cybersecurity.Read More
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32Undisclosed250 - 999 employeesSt. Louis, MORead More
Frontline Managed Services is an IT strategy consulting company. The midsize team is in St. Louis, Missouri. Their services include IT strategy consulting, cybersecurity, IT managed services, custom software development, and more.
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33Undisclosed2 - 9 employeesSt. Louis, MOTeamCentric Technologies is a CRM consulting and SI company based in St. Louis, Missouri. They focus on CRM consulting and SI and were launched in 1984.Read More
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34Undisclosed10 - 49 employeesCollinsville, ILHeadquartered in Collinsville, Illinois and St. Louis, Missouri, Computerease Group, Inc is a Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
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35Undisclosed250 - 999 employeesSt. Louis, MOTierPoint is a midsize big data analytics company headquartered in St. Louis, Missouri. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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36Undisclosed1,000 - 9,999 employeesSt. Louis, MODaugherty Business Solutions is an user experience agency. They were launched in 1985, and their services include UX/UI Design and BI & big data consulting & SI.Read More
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37Undisclosed50 - 249 employeesBrentwood, MOFacilisgroup is a midsize IT strategy consulting and Business Consulting company located in Brentwood, Missouri. The team specializes in IT strategy consulting and Business Consulting.Read More
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38Undisclosed10 - 49 employeesSt. Louis, MOFounded in 2016, Aggio is a small IT strategy consulting company. Their services include IT strategy consulting and BI & big data consulting & SI.Read More
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39Undisclosed50 - 249 employeesSt. Louis, MOContegix is a midsize Toronto, Canada-based IT strategy consulting company. The team specializes in IT strategy consulting and DevOps Managed Services.Read More
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40Undisclosed50 - 249 employeesSt. Louis, MOMaryville Consulting Group is an IT strategy consulting company. They are located in St. Louis, Missouri. Their team focuses on IT strategy consulting and cloud consulting & SI.Read More
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41Undisclosed50 - 249 employeesSt. Louis, MOIT managed services company Da-Com Corporation is located in St. Louis, Missouri and Columbia, Missouri. The team offers IT managed services and Cybersecurity.Read More
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42Undisclosed10 - 49 employeesBallwin, MOAnderson Technologies is an IT strategy consulting company. In Ballwin, Missouri, the team offers IT strategy consulting and cloud consulting & SI.Read More
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43Undisclosed10 - 49 employeesSt. Louis, MOLaunched in 2001, Midwest Networking Services, LLC, a small Cybersecurity company, is in St. Louis, Missouri. Their team provides Cybersecurity and IT managed services.Read More
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44Undisclosed1,000 - 9,999 employeesOakbrook Terrace, ILFORVIS is an Accounting company established in 1923. Their team offers Accounting and Business Consulting.Read More
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45$1,000+10 - 49 employeesBelleville, ILBusiness Consulting company Konect360 was founded in 2016. The team focuses on Business Consulting and Marketing Strategy.Read More
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46$10,000+10 - 49 employeesChesterfield, MORead More
ATB Technologies, an IT managed services company, was founded in 2002. The small team focuses on IT managed services, ERP consulting and SI, IT strategy consulting, and custom software development. The firm is in Chesterfield, Missouri.
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47Undisclosed50 - 249 employeesLake Saint Louis, MORead More
Turnkey Technologies, Inc. is Microsoft Dynamics partner based in St. Louis, Missouri, that was established in 1994. Their team of 67 employees offers ERP& CRM consulting, as well as, ECM consulting & SI.
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Turnkey services customers on a localIndustries
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48$5,000+2 - 9 employeesBallwin, MORead More
Data Dynamics, Inc. is an IT consulting company based in Ballwin, Mo. with more than two professionals. Since 2010, they have provided IT managed services, IT staff augmentation, and cloud consulting solutions for clients ranging from small firms to large businesses.
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TKC HoldingsIndustries
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49Undisclosed10 - 49 employeesCreve Coeur, MOCSG is an IT strategy consulting company. Based in Creve Coeur, Missouri, their team focuses on IT strategy consulting and BI & big data consulting & SI.Read More
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50Undisclosed10 - 49 employeesSt. Louis, MORoad Map Technologies, LLC is a Cybersecurity and Compliance Consulting company. Headquartered in St. Louis, Missouri, the firm provides Cybersecurity and Compliance Consulting.Read More
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51Undisclosed50 - 249 employeesSt. Louis, MODataServ, LLC is an ERP consulting and SI company. Their midsize team is headquartered in St. Louis, Missouri and provides ERP consulting and SI and Business Consulting. The firm was founded in 1994.Read More
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52$5,000+250 - 999 employeesChesterfield, MONet at Work LLC is a midsize IT managed services company. The New York, New York-based firm was established in 1996. Their team specializes in IT managed services and Cybersecurity.Read More
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Palmer HollandIndustries
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53$1,000+2 - 9 employeesSt. Louis, MOBusiness Consulting company IT Consultants is based in St. Louis, Missouri. Their services include Business Consulting and Corporate Training & Coaching.Read More
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54$1,000+10 - 49 employeesChesterfield, MOFounded in 2001, Alliance Tech is a small IT managed services company. Their team offers IT managed services, Cybersecurity, IT strategy consulting, cloud consulting & SI, and more. The company is headquartered in Chesterfield, Missouri and Grand Rapids, Michigan.Read More
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55Undisclosed50 - 249 employeesSt. Louis, MOCEdge Inc. Is a midsize IT strategy consulting company launched in 2004. Their team focuses on IT strategy consulting and cloud consulting & SI.Read More
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56Undisclosed2 - 9 employeesSt. Louis, MOGlobal Enterprise Services, LLC is a custom software development firm. The St. Louis, Missouri-based firm was established in 2018. Their services include Custom Software Development and Cybersecurity.Read More
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57Undisclosed2 - 9 employeesSt. Louis, MOCapnion is a Cybersecurity company. The small St. Louis, Missouri-based team provides Cybersecurity and Custom Software Development. The firm was established in 2018.Read More
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58Undisclosed10 - 49 employeesSaint Charles, MOArdent IT Solutions is a small IT managed services company. Established in 2016, the team offers IT managed services and IT strategy consulting.Read More
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59$25,000+250 - 999 employeesBallwin, MOPRIJBS is a midsize IT staff augmentation company. They provide IT staff augmentation and IT strategy consulting and were established in 1997.Read More
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60Undisclosed10 - 49 employeesChesterfield, MORead More
RESULTS Technology is an IT compliance and technology support company based in Lenexa, Kan., with an office in Chesterfield, Mo. The company, founded in 1995, has around 50 employees and provides IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services to small and midmarket companies, institutions, and organizations in the financial services, nonprofit, and other industries.
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