Top 90 IT Services Companies in St. Louis

Sikich LLP is a global company specializing in technology-enabled professional services. Founded in 1982, Sikich offers a wide range of information technology, cybersecurity, and compliance services. From corporations and not-for-profits to state and local governments and federal agencies, Sikich clients utilize a broad spectrum of services and products to help them improve performance and achieve long-term, strategic goals.

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.

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.

Insight Global, a HR agency, was established in 2001. Headquartered in Atlanta, Georgia; Birmingham, Alabama; Huntsville, Alabama and Phoenix, Arizona, their large team provides HR services.

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.

Located in St. Louis, Missouri, PenPath is a small data analytics company. Established in 2013, the team offers BI & big data consulting & SI.

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.

Wattanak, Inc is a computer software company based in Cerritos, California that was founded in 2018. Their team of less than five employees provides web development, custom software development, and AI services. 

Demand Management is an ERP consulting and SI company. The midsize team is located in Creve Coeur, Missouri. Their services include ERP consulting and SI and CRM consulting and SI.

Ross Technologies is an IT services company that was founded in 1997. It employs about 69 people across two offices: its Baltimore headquarters and St. Louis location. Ross Technologies specializes in cybersecurity, custom software development, web development, and Big Data consulting and SI. Its clients are mostly government agencies.  

Covenant Technology Partners is an UX design company. Their small team is located in St. Louis, Missouri. Their services include ux/ui design, BI & big data consulting & SI, cloud consulting & SI, IT managed services, and more. The company was established in 2004.

SumnerOne is a telephone answering service launched in 1955. Headquartered in St. Louis, Missouri, their midsize team offers voice services, ECM consulting and SI, IT managed services, and cybersecurity.

Alpine Security is a cybersecurity company. They are headquartered in O'Fallon, Illinois and have a small team. Their team focuses on cybersecurity.

Oakwood Systems Group, Inc. Is a cloud consulting & SI company. They are located in St. Louis, Missouri and Lenexa, Kansas and have a midsize team that provides cloud consulting & SI, BI & big data consulting & SI, IT managed services, IT strategy consulting, and more. The firm was established in 1981.

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.

TeamCentric Technologies, a small CRM consulting and SI company, is based in St. Louis, Missouri. They focus on CRM consulting and SI and were launched in 1984.

Launched in 2017, Holistix by Utilitra is a IT strategy consulting company. Their midsize team is located in Edwardsville, Illinois. Their services include IT strategy consulting, cybersecurity, IT managed services, IT staff augmentation, and more.

Computerease Group, Inc, a small cybersecurity company, is headquartered in Collinsville, Illinois; St. Louis, Missouri; Oak Brook, Illinois and Springfield, Illinois. Launched in 1984, the team specializes in cybersecurity, IT managed services, and cloud consulting & SI.

SSE is a IT strategy consulting company launched in 1966. The midsize team focuses on IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services. The company is in St. Louis, Missouri; Jacksonville, Florida and St. Louis, Missouri.

In St. Louis, Missouri, TierPoint is a data analytics company. The midsize team focuses on BI & big data consulting & SI, cloud consulting & SI, cybersecurity, and IT managed services. The company was founded in 2010.

Computerease, an IT strategy consulting company, was established in 1984. Their small team is located in St. Louis, Missouri; Collinsville, Illinois; Oak Brook, Illinois and Springfield, Illinois. Their services include IT strategy consulting, cybersecurity, IT managed services, and other IT consulting and SI.

TierPoint is an IT strategy consulting company. The St. Louis, Missouri-based agency was founded in 2010. The midsize team focuses on IT strategy consulting, cloud consulting & SI, cybersecurity, IT managed services, and more.

Daugherty Business Solutions is an UX company. They are based in St. Louis, Missouri and have a large team. Their services include ux/ui design, BI & big data consulting & SI, IT managed services, and business consulting.

Facilisgroup is an IT strategy consulting and business consulting company. They provide IT strategy consulting and business consulting and were established in 2006. The agency is located in Brentwood, Missouri.

Model 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.

Aggio is an IT strategy consulting company. Launched in 2016, the team specializes in IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, and custom software development. Their small agency is in St. Louis, Missouri.

Headquartered in Richmond Heights, Missouri, Acumen Consulting is a small IT managed services company. They specialize in IT managed services, IT strategy consulting, and cybersecurity and were launched in 1994.

IT managed services company Acumen Managed IT Services is headquartered in Richmond Heights, Missouri. The small agency was founded in 1994. Their services include IT managed services, cybersecurity, IT strategy consulting, cloud consulting & SI, and more.

CSG is an IT strategy consulting company headquartered in Creve Coeur, Missouri. The small team provides IT strategy consulting, BI & big data consulting & SI, custom software development, and Artificial Intelligence. The company was established in 1989.

Located in St. Louis, Missouri, DataServ, LLC is an ERP consulting and SI company. The midsize team focuses on ERP consulting and SI, business consulting, Artificial Intelligence, and ai consulting. The firm was launched in 1994.