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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$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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61Undisclosed10 - 49 employeesSt. Louis, MOAlliance Technologies, LLC, an IT strategy consulting company, was founded in 2009. The team provides IT strategy consulting and cloud consulting & SI and is based in St. Louis, Missouri.Read More
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62Undisclosed10 - 49 employeesSt. Louis, MOGPS Healthcon is a small Corporate Training & Coaching company headquartered in St. Louis, Missouri. The team specializes in Corporate Training & Coaching and unified communications consulting & SI.Read More
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63Undisclosed10 - 49 employeesEarth City, MOBig data analytics company Dalechek Technology was established in 2005. The team specializes in BI & big data consulting & SI and cloud consulting & SI.Read More
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64Undisclosed10,000+ employeesChesterfield, MOAmdocs is a big data analytics company established in 1982. The firm offers BI & big data consulting & SI and CRM consulting and SI, and is large.Read More
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65Undisclosed50 - 249 employeesCreve Coeur, MOAmitech Solutions is a big data analytics company. Launched in 1999, the firm is in Creve Coeur, Missouri. Their services include BI & big data consulting & SI and IoT development.Read More
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66Undisclosed50 - 249 employeesScott Air Force Base, ILCybersecurity company UNCOMN was established in 2011. The team focuses on Cybersecurity and Custom Software Development.Read More
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67Undisclosed250 - 999 employeesChesterfield, MOLaunched in 1993, InterVision Systems is a midsize Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
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68Undisclosed2 - 9 employeesClayton, MOHoffman Clark, an Accounting company, was launched in 2003. They specializes in Accounting and cloud consulting & SI.Read More
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69Undisclosed2 - 9 employeesSt. Louis, MOLaVidaCo Communications is a small web design company established in 2012. Their services include Web Design and Product Design.Read More
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70Undisclosed250 - 999 employeesSaint Charles, MOIT managed services company EPC, Inc offers IT managed services. They were launched in 1984.Read More
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71$10,000+10 - 49 employeesSt. Louis, MOJump Co., an Advertising company, offer Advertising and UX/UI Design. They were founded in 2011.Read More
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72Undisclosed10 - 49 employeesSt. Louis, MOMaher & Co is an Accounting company. They were founded in 1986 and provide Accounting and IT managed services.Read More
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73Undisclosed10 - 49 employeesShrewsbury, MONotion, LLC is a branding firm. Their small team is based in Shrewsbury, Missouri. Their services include Branding and Video Production.Read More
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74Undisclosed10 - 49 employeesKirkwood, MOCapture Technologies is an Event Marketing company. The Kenilworth, New Jersey-based company was founded in 2000. Their services include Event Marketing and BI & big data consulting & SI.Read More
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75Undisclosed2 - 9 employeesHigh Ridge, MOBranham IT Solutions, LLC is a Cybersecurity company. In High Ridge, Missouri, the company provides Cybersecurity and Corporate Photography.Read More
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76Undisclosed2 - 9 employeesChesterfield, MOCISO Sidekick is a Cybersecurity company. The company is located in Chesterfield, Missouri. Their team specializes in Cybersecurity.Read More
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77Undisclosed10 - 49 employeesHigh Ridge, MODiggernaut, a business intelligence company, is in High Ridge, Missouri. They offer BI & big data consulting & SI and cloud consulting & SI.Read More
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78Undisclosed10 - 49 employeesSt. Louis, MONight Lion Security is a Cybersecurity company established in 2012. In St. Louis, Missouri, the team provides Cybersecurity and IT managed services.Read More
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79Undisclosed10 - 49 employeesChesterfield, MOData Solutions Group is an IT strategy consulting company. Their small team is in Chesterfield, Missouri. Their services include IT strategy consulting and IT managed services.Read More
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80Undisclosed2 - 9 employeesSt. Louis, MOCode St. Louis, a SEO services firm, is headquartered in St. Louis, Missouri. Their services include Search Engine Optimization and UX/UI Design.Read More
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81Undisclosed2 - 9 employeesSt. Louis, MOTenacity is a web design agency launched in 2015. The small team specializes in Web Design and Search Engine Optimization.Read More
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82$5,000+2 - 9 employeesFenton, MOFounded in 2015, Richter Solutions is an IT managed services company. Their team specializes in IT managed services and IT strategy consulting.Read More
Industries
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83Undisclosed50 - 249 employeesSt. Louis, MOZen Software Solutions Inc is a St. Louis, Missouri-based web design agency. They offer Web Design and IT strategy consulting.Read More
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84Undisclosed10 - 49 employeesChesterfield, MOHigh Quartile is a business intelligence company. The company is based in Chesterfield, Missouri. Their services include BI & big data consulting & SI and Application Management & Support.Read More
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85Undisclosed50 - 249 employeesSt. Louis, MOKnowledgeLake is a Content Marketing company. Established in 1999, their team offers Content Marketing and cloud consulting & SI.Read More
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86Undisclosed50 - 249 employeesChesterfield, MOIcon Cloud Consulting is a CRM consulting and SI company. Founded in 2011, the firm is in Chesterfield, Missouri. Their services include CRM consulting and SI.Read More
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87Undisclosed2 - 9 employeesChesterfield, MOSmall Cybersecurity company Innovilink, is in Chesterfield, Missouri. Their services include Cybersecurity.Read More
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88$5,000+10 - 49 employeesChesterfield, MOPixel/Point Press, a CRM consulting and SI company, is in Israel and Chesterfield, Missouri. The team offers CRM consulting and SI and Content Marketing.Read More
Industries
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89UndisclosedFreelancer employeesSt. Louis, MOIT strategy consulting company Paritta Group is located in St. Louis, Missouri and Leawood, Kansas. Their services include IT strategy consulting and BI & big data consulting & SI.Read More
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90Undisclosed10 - 49 employeesChesterfield, MONorton Digital Consulting, an IT strategy consulting company, was launched in 2011. The team specializes in IT strategy consulting and BI & big data consulting & SI.Read More
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