Top 100 Systems Integrator Companies in Illinois
The Best of December 2025List of the Best Illinois System Integrators
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61$10,000+50 - 249 employeesOak Brook, ILRead More
USWired Inc. is an IT services provider based in San Jose, Calif. Founded in 1996, their current team of 16 specializes in IT managed services, cloud consulting & SI, and IT strategy consulting.
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NYSEIndustries
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62$10,000+250 - 999 employeesChicago, ILClarity Insights, a business intelligence company, was established in 2008. The midsize team offers BI & big data consulting & SI and cloud consulting & SI.Read More
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63$1,000+50 - 249 employeesRolling Meadows, ILJJC Systems, an IT strategy consulting company, was founded in 2022. The midsize Rolling Meadows, Illinois-based team provides IT strategy consulting, cloud consulting & SI, IT managed services, Cybersecurity, and more.Read More
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64$50,000+1,000 - 9,999 employeesChicago, ILWest Monroe is a cloud consulting & SI company. They offer cloud consulting & SI and CRM consulting and SI and were established in 2002.Read More
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65$25,000+50 - 249 employeesEvanston, ILRead More
Big Chalk, a midsize big data company, is based in Evanston, Illinois. Founded in 2017, the team offers BI & big data consulting & SI, IT staff augmentation, digital strategy, and business consulting.
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66$1,000+50 - 249 employeesChicago, ILRead More
Founded in 2005, Global Point Technology Solutions is an IT and Cloud consulting company based in Chicago. They also provide managed IT services including help desk, network, and hosting services.
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Berlin PackagingIndustries
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67$1,000+2 - 9 employeesMarshall, ILRead More
Net Diatom is a web and design agency founded in 2019 with a team of fewer than 10 experts. Based in Marshall, Ill., they specialize in web development, UX/UI design, and logo services for clients.
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ShrinersIndustries
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68Undisclosed10,000+ employeesChicago, ILBDO is a large ERP consulting and SI company established in 1963. Their team offers ERP consulting and SI and Cybersecurity.Read More
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69Undisclosed50 - 249 employeesChicago, ILOLSYS is a software development firm. Launched in 2007, the team specializes in Custom Software Development and BI & big data consulting & SI. The agency is headquartered in Chicago, Illinois.Read More
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Bank of Montreal Royal Bank of Scotland Rough Country VIPAR Heavy Duty Inc.Industries
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70$50,000+10 - 49 employeesOakbrook Terrace, ILSmall big data company Evolution Analytics, LLC, is headquartered in Oakbrook Terrace, Illinois and Durham, North Carolina. They offer BI & big data consulting & SI, IT strategy consulting, Business Consulting, and AI Consulting and were founded in 2021.Read More
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71$10,000+2 - 9 employeesElk Grove Village, ILRead More
Founded in 2018, Surya Tech is located in Chicago. Their three employees provide cloud consulting and SI, artificial intelligence, and web development services for enterprise, midmarket, and small businesses.
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72$1,000+2 - 9 employeesStreamwood, ILImplemify is an IT strategy consulting company. They provide IT strategy consulting, CRM consulting and SI, IT managed services, IT staff augmentation, and more and were founded in 2023. The firm is in Streamwood, Illinois.Read More
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73Undisclosed10 - 49 employeesChicago, ILRead More
EKI Digital is a small Chicago, Illinois-based application management & support company. Launched in 1998, the team provides application management & support, IT managed services, IT strategy consulting, logistics & supply chain consulting, and more.
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74$1,000+2 - 9 employeesChicago, ILRead More
BUGS BYTE is an IT solutions provider based in Chicago with fewer than 10 employees. They have offered IT managed services, IT strategy consulting, and cloud consulting solutions since their founding in 1996. They work with small businesses in the field of business services.
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Distinctive Food Concepts IncIndustries
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75$10,000+2 - 9 employeesSchaumburg, ILRead More
Velan Solutions, LLC is a 4-person software development company founded in 2017. They are headquartered in Schaumburg, Ill. They offer numerous services, including mobile app development, IT strategy consulting, and custom software development. They primarily serve small businesses in various industries: IT, government, retail, education, and consumer services.
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Marmon REPIndustries
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76$1,000+10 - 49 employeesGlen Ellyn, ILGenuity IT, an IT managed services company, was founded in 2017. Headquartered in Glen Ellyn, Illinois, their small team offers IT managed services, cybersecurity, and IT strategy consulting.Read More
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77$10,000+10 - 49 employeesDes Plaines, ILRead More
Shartega IT is an IT firm in Chicago. Founded in 2001, they have about 13 employees that serve clients in a wide range of sectors. Services include IT managed services, cybersecurity, and IT strategy consulting.
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Loeber MotorsIndustries
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78$5,000+10 - 49 employeesChicago, ILRead More
SmarkLabs is a marketing and consulting agency located in Chicago. Since 2014, their team of 9 employees has specialized in content marketing, marketing strategy, video production, web design, and more, for primarily small businesses.
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79$25,000+250 - 999 employeesHoffman Estates, ILSoftweb Solutions is a business intelligence company founded in 2004. They are based in Plano, Texas and Hoffman Estates, Illinois and have a midsize team. Their services include BI & big data consulting & SI, Artificial Intelligence, CRM consulting and SI, AI Consulting, and more.Read More
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T-Mobile Fujifilm Alliant Credit Union Bosch RexrothIndustries
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80Undisclosed10 - 49 employeesChicago, ILLogan Consulting is a small CRM consulting and SI company in Chicago, Illinois. Their services include CRM consulting and SI and ERP consulting and SI.Read More
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81$10,000+10 - 49 employeesChicago, ILLocated in Chicago, Illinois, West Loop Strategy is a data analytics company. Established in 2019, the small team focuses on BI & big data consulting & SI, cloud consulting & SI, custom software development, IT strategy consulting, and more.Read More
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82$5,000+50 - 249 employeesLisle, ILSWK Technologies, Inc. Is an IT managed services company. The company is in East Hanover, New Jersey and Lisle, Illinois. Their team provides IT managed services and IT strategy consulting.Read More
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83Undisclosed250 - 999 employeesChicago, ILSilvr Lining Group - A Spaulding Ridge Company, a cloud consulting & SI company, was founded in 2017. The midsize team specializes in cloud consulting & SI and CRM consulting and SI.Read More
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84Undisclosed1,000 - 9,999 employeesDowners Grove, ILTanium is a big data company. Their team is located in Kirkland, Washington and Downers Grove, Illinois and specializes in BI & big data consulting & SI and Cybersecurity.Read More
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85$1,000+2 - 9 employeesChicago, ILLift Digital Marketing is a PPC agency. Their team is in Chicago, Illinois and specializes in Pay Per Click and Search Engine Optimization.Read More
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86Undisclosed50 - 249 employeesMount Prospect, ILCrestwood Associates is a CRM consulting and SI company. The Mount Prospect, Illinois-based company was founded in 1998. Their services include CRM consulting and SI and ERP consulting and SI.Read More
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87Undisclosed10 - 49 employeesChicago, ILReadyNine, an IT strategy consulting company, was launched in 2023. The firm provides IT strategy consulting, unified communications consulting & SI, Cybersecurity, IT managed services, and more and has a small team. The firm is based in Chicago, Illinois.Read More
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88$1,000+2 - 9 employeesChicago, IL7Alder, a business intelligence company, is in Chicago, Illinois. The firm provides BI & big data consulting & SI, business consulting, fractional cfo services, business valuation services, and more and has a small team.The firm was founded in 2022.Read More
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89$5,000+2 - 9 employeesNaperville, ILRead More
Plaidypus, Inc. is a software design and development agency based in Naperville, Ill. and founded in 2004. Their team of eight employees specializes in custom software development, UX/UI design, and application management. They mainly work with mid-market and small business clients in the non-profit, IT, and business services industries.
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*TedX Naperville*Industries
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90$10,000+10 - 49 employeesNaperville, ILInspirit is a small custom software development company based in Naperville, Illinois. They offer custom software development, ux/ui design, cloud consulting & SI, web development, and more and were established in 2020.Read More
Industries
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