Top 100 Cybersecurity Companies in the United States

All Covered, an IT managed services company, was established in 1997. They are headquartered in Foster City, California; New York, New York; Mount Laurel Township, New Jersey and Chicago, Illinois and have a large team. All Covered specializes in IT managed services, cloud consulting & SI, cybersecurity, and IT strategy consulting.

Established in 2002, Vaco is an IT managed services company. Their large team is in Brentwood, Tennessee; Walnut Creek, California; Berwyn, Pennsylvania and New York, New York. Their services include IT managed services, cloud consulting & SI, cybersecurity, and IT strategy consulting.

The Chertoff Group is a cybersecurity company in Washington, District of Columbia. The midsize agency was launched in 2009. Their services include cybersecurity, IT strategy consulting, BI & big data consulting & SI, and IT managed services.

Core Security is a cloud consulting & SI company established in 1996. The company focuses on cloud consulting & SI, cybersecurity, and IT strategy consulting and has a midsize team.

Denim Group is a midsize IT managed services company headquartered in San Antonio, Texas and Austin, Texas. They focus on IT managed services, custom software development, and cybersecurity and were established in 2001.

ProSync Technology Group was founded in 2000 as a contractor to provide technology solutions to the federal government. It is based in Baltimore and has a team of more than 60 that specialize in custom software development, cybersecurity, big data consulting, and sales intelligence for both government agencies and various other clients. 

Axom Technologies is a veteran-owned technology firm located in Annapolis Junction, MD. Founded in 2004, Axom Technologies' team of approximately 75 employees specialize in custom software development, IT managed services, and cybersecurity. The firm specializes in working with clients from the Government and IT industries. 

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.  

Founded in 1987, Turner Techtronics, Inc. Is an IT managed services company. They are based in Burbank, California and New York, New York and have a midsize team. Their services include IT managed services, cybersecurity, and IT staff augmentation.

Nuspire Networks is an IT managed services company. They are based in Commerce Charter Township, Michigan and have a midsize team. Their services include IT managed services, cybersecurity, and cloud consulting & SI. The firm was founded in 1999.

DP Solutions, an IT managed services company, was founded in 1971. Their midsize team is located in Columbia, Maryland; Baltimore, Maryland and Washington, District of Columbia. Their services include IT managed services, cloud consulting & SI, cybersecurity, IT strategy consulting, and more.

Trapp Technology is a cybersecurity company founded in 2007. Their midsize team is based in Phoenix, Arizona. The agency offers cybersecurity, IT managed services, IT strategy consulting, unified communications consulting & SI, and more.

The Purple Guys is a midsize IT managed services company. The Kansas City, Kansas-based firm was established in 2001. Their services include IT managed services, IT strategy consulting, and cybersecurity.

IT managed services company Acumen IT was launched in 1999. They are based in Greer, South Carolina and have a midsize team. Acumen IT offers IT managed services, cybersecurity, and IT staff augmentation.

Based in Lexington, Kentucky, NetGain Technologies, LLC is an IT managed services company. The midsize team offers IT managed services. The agency was launched in 1984.

Accounting company ECCO Select is in North Kansas City, Missouri. The midsize team offers accounting, IT managed services, and cybersecurity and was established in 1995.

Gotham Technology Group is a CRM consulting and SI company. The midsize team is located in Montvale, New Jersey. Their services include CRM consulting and SI and cybersecurity.

Essextec, a cloud consulting & SI company, is in Rochelle Park, New Jersey. The midsize team focuses on cloud consulting & SI, BI & big data consulting & SI, and cybersecurity. The company was established in 1994.

Located in Roswell, Georgia and Beaufort, South Carolina, InterDev is an IT managed services company. They specialize in IT managed services, cybersecurity, and other IT consulting and SI and were founded in 1980.

CRI Advantage, Inc. Is a cybersecurity company headquartered in Boise, Idaho and Idaho Falls, Idaho. The agency focuses on cybersecurity, cloud consulting & SI, CRM consulting and SI, IT managed services, and more and has a midsize team.The agency was founded in 1988.

NXTsoft is a midsize other application development company. The Birmingham, Alabama-based agency was established in 2017. Their team specializes in other application development, cybersecurity, IT managed services, product design, and more.

IT managed services company Forsta is in Boise, Idaho. The midsize firm was established in 2016. Their services include IT managed services, application management & support, and cybersecurity.

JJR Solutions is a midsize IT managed services company. Founded in 2009, the team specializes in IT managed services, cybersecurity, and IT strategy consulting. The agency is based in Dayton, Ohio.

Established in 1995, WingSwept is an IT managed services and wearable app development company. The small Garner, North Carolina-based team provides IT managed services and wearable app development.

Headquartered in Lubbock, Texas, Blue Layer is a small IT managed services company. They offer IT managed services and cybersecurity and were established in 2002.

Keiter CPAs is a midsize accounting company established in 1978. Their services include accounting and cybersecurity. The firm is headquartered in Glen Allen, Virginia.

Mindcore IT Services, a cloud consulting & SI company, is in Fairfield, New Jersey. The small team focuses on cloud consulting & SI, IT managed services, cybersecurity, and IT strategy consulting. The company was established in 1999.

Founded in 2015, Valeo Networks Inc. Is a small IT managed services company. Their team offers IT managed services. The company is headquartered in Scottsdale, Arizona.

In Portsmouth, Virginia, SimIS, Inc. Is a custom software development firm. The agency provides custom software development, cybersecurity, web development, and IT managed services and is midsize.The agency was launched in 2007.

Onyx Government Services, LLC, a cybersecurity company, was established in 2006. They are based in Centreville, Virginia and have a midsize team. Their services include cybersecurity, logistics & supply chain consulting, custom software development, and BI & big data consulting & SI.