Top 100 IT Services Companies in St. Louis
The Best of March 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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$1,000+250 - 999 employeesDallas, TXRead More
Mercury Managed Services is a cloud consulting & SI company established in 2018. Their small team is in Carrollton, Texas. Their services include cloud consulting & SI, IT managed services, and cybersecurity.
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$25,000+250 - 999 employeesLos Angeles, CAIT strategy consulting company Nearsure is based in Los Angeles, California; Wilmington, Delaware; Montevideo, Uruguay and Envigado, Colombia. The midsize agency was established in 2018. Their services include IT strategy consulting, IT staff augmentation, IT managed services, Custom Software Development, and more.Read More
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$5,000+50 - 249 employeesNaperville, ILIT managed services company BetterWorld Technology is located in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado. They provide IT managed services, Cybersecurity, and IT strategy consulting and were launched in 2003.Read More
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1$1,000+250 - 999 employeesSt. Louis, MORead More
Mercury Managed Services is a cloud consulting & SI company established in 2018. Their small team is in Carrollton, Texas. Their services include cloud consulting & SI, IT managed services, and cybersecurity.
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Quadratic InsightsIndustries
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2Undisclosed10 - 49 employeesSt. Louis, MORead More
Strategic Sales Systems is a solutions provider based in St. Louis. Founded in 1997, their team of about 20 work with a variety of industries. They specialize in CRM consulting and SI, application management and support, and cloud consulting and SI.
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Big River Telephone CompanyIndustries
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3$5,000+1,000 - 9,999 employeesWashington, MOSikich, a Cybersecurity company, was launched in 1982. Their large team is located in Chicago, Illinois; Akron, Ohio; Brookfield, Wisconsin and Naperville, Illinois. Their services include Cybersecurity, IT managed services, ERP consulting and SI, and Compliance Consulting.Read More
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4$1,000+1,000 - 9,999 employeesClayton, MOInsight Global is a Staffing company. Their team is in Atlanta, Georgia and Birmingham, Alabama. The agency provides Staffing and BI & big data consulting & SI.Read More
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5$1,000+10 - 49 employeesCreve Coeur, MOModel Technology Solutions is an IT strategy consulting company launched in 2014. They are located in Creve Coeur, Missouri and have a small team. Their services include IT strategy consulting, cloud consulting & SI, cybersecurity, IT managed services, and more.Read More
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6$5,000+10 - 49 employeesClayton, MORead More
Atomic Revenue is a small business consulting company. Founded in 2014, the team provides business consulting, CRM consulting and SI, marketing strategy, digital strategy, and more. The firm is located in Clayton, Missouri.
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7$25,000+10 - 49 employeesSt. Louis, MOIn St. Louis, Missouri, PenPath is a big data analytics company. Their services include BI & big data consulting & SI.Read More
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8Undisclosed10 - 49 employeesFenton, MORead More
US Cloud is a global managed cloud provider in Fenton, Mo., near St. Louis. Founded in 1996, they have about 21 employees that serve clients in the IT sector. Services include ECM consulting and SI, application management and support, and IT strategy consulting.
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BoseIndustries
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9Undisclosed50 - 249 employeesCreve Coeur, MOEstablished in 1985, Demand Management is a CRM consulting and SI company. Their services include CRM consulting and SI and ERP consulting and SI.Read More
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10$25,000+50 - 249 employeesSt. Louis, MOEstablished in 1997, Ross Technologies, (RTGX) is a custom software development company. The team provides Custom Software Development and BI & big data consulting & SI.Read More
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United States ArmyIndustries
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11$1,000+250 - 999 employeesSt. Louis, MOIT Solutions is a midsize IT managed services company located in Fort Washington, Pennsylvania and Syosset, New York. Their services include IT managed services and Cybersecurity.Read More
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12Undisclosed10 - 49 employeesSt. Louis, MOCovenant Technology Partners is a small UX design agency based in St. Louis, Missouri. The team offers UX/UI Design and BI & big data consulting & SI.Read More
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13Undisclosed250 - 999 employeesSt. Louis, MOSumnerOne is a St. Louis, Missouri-based ECM consulting and SI company. They specialize in ECM consulting and SI and IT managed services.Read More
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14$5,000+10 - 49 employeesO'Fallon, ILSmall Cybersecurity company Alpine Security, is in O'Fallon, Illinois. The team focuses on Cybersecurity.Read More
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15Undisclosed2 - 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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16$5,000+10 - 49 employeesRichmond Heights, MOIT managed services company Acumen Consulting provides IT managed services and IT strategy consulting. They were founded in 1994.Read More
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17Undisclosed50 - 249 employeesSt. Louis, MOIT managed services company Acropolis Technology Group was founded in 1996. The midsize team provides IT managed services and IT strategy consulting.Read More
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18$5,000+50 - 249 employeesSt. Louis, MOFounded in 1981, Oakwood Systems Group, Inc. Is a cloud consulting & SI company. The firm focuses on cloud consulting & SI and BI & big data consulting & SI.Read More
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19Undisclosed250 - 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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20$1,000+10 - 49 employeesRichmond Heights, MOLaunched in 1994, Acumen Managed IT Services is a small IT strategy consulting company based in Richmond Heights, Missouri. Their team focuses on IT strategy consulting and Cybersecurity.Read More
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21Undisclosed2 - 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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22Undisclosed50 - 249 employeesEdwardsville, ILHolistix by Utilitra is an IT strategy consulting company. The Edwardsville, Illinois-based company specializes in IT strategy consulting and Cybersecurity.Read More
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23Undisclosed10 - 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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24Undisclosed250 - 999 employeesSt. Louis, MOSSE, an IT strategy consulting company, was founded in 1966. The company offers IT strategy consulting and cloud consulting & SI.Read More
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25Undisclosed250 - 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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26Undisclosed10 - 49 employeesSt. Louis, MOComputerease is a small IT strategy consulting company established in 1984. Their services include IT strategy consulting and Cybersecurity.Read More
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27Undisclosed2 - 9 employeesMaryland Heights, MOIT managed services company J & B Technologies LTD is headquartered in Maryland Heights, Missouri and Ballwin, Missouri. Founded in 1993, the team focuses on IT managed services.Read More
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28Undisclosed250 - 999 employeesSt. Louis, MOTierPoint is an IT strategy consulting company. They provide IT strategy consulting and cloud consulting & SI and were launched in 2010.Read More
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29Undisclosed1,000 - 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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30Undisclosed10 - 49 employeesOlivette, MORead More
Certified NETS, Inc. Is an IT strategy consulting and IT managed services company. The small team is headquartered in Olivette, Missouri. Their services include IT strategy consulting and IT managed services.
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