Top 100 Cybersecurity Companies

Sekurno is a cybersecurity company established in 2019 in Tallinn, Estonia. Their team of under 10 mainly focuses on cybersecurity, looking at threat/attack simulations, as well as IT managed services.

Foresite is a cybersecurity company. They are headquartered in Overland Park, Kansas and have a small team. Their services include cybersecurity.

UnderDefense is a cybersecurity provider located in Lviv, Ukraine with a second office in New York City. The company was founded in 2016 and now has a team of 28 that exclusively provides cybersecurity services.

XRAY CyberSecurity is a cybersecurity company. Their small team is based in Kyiv, Ukraine and Sumy, Ukraine. Their services include cybersecurity. The agency was launched in 2011.

Started in 2019, iterasec is a cybersecurity firm with a team of under 50 employees. The company is headquartered in Lviv, Ukraine, offering predominantly cybersecurity services to their clientele.

Vumetric Cybersecurity is a cybersecurity company. Their small team is in Québec, Canada; Toronto, Canada and Montréal, Canada. Their services include cybersecurity, IT managed services, and IT strategy consulting.

Established in 2003, SecuRing is a small cybersecurity company based in Kraków, Poland and Warszawa, Poland. Their services include cybersecurity.

Rewterz is a Houston, Texas-based cybersecurity company. The midsize team specializes in cybersecurity. The firm was launched in 2006.

TechMD is an IT solutions firm based in Los Angeles, California. Founded in 2003, they now employ a team of about 40 that provides IT managed services, cybersecurity, cloud consulting & SI, and IT strategy consulting.

Cybersecurity and IT managed services company CAL IT Group was founded in 2016. The agency offers cybersecurity and IT managed services and has a small team. The agency is in Huntington Beach, California.

hacken is a global cybersecurity consultancy based in Tallinn, Estonia, with an office in Kyiv, Ukraine. The company, founded in 2017, has more than 50 employees and provides cybersecurity, blockchain, and IT managed services to small and midmarket companies and institutions in the financial services, e-commerce, health care & medical, IT, and other industries. 

Edge Networks is a cybersecurity firm in the pacific northwest. Founded in 2006, Edge Networks has served clients across all industries by managing cybersecurity compliance, planning, and testing.

Cybersecurity company R&B Team was established in 2018. In Kyiv, Ukraine, their small team provides cybersecurity.

Packetlabs Ltd. is a cybersecurity firm founded in 2011 in Mississauga, Canada. With no more than 10 members, they provide cybersecurity solutions to clients ranging from small firms to large companies in the fields of advertising, education, and financial services.

TestArmy is a QA and software testing agency based in Wroclaw, Poland. Founded in 2010, TestArmy's team of 66 employees provides application testing, UX/UI design, and cybersecurity services primarily for small and midmarket businesses.

Launched in 2008, Ebryx is a cybersecurity company. Their midsize team is headquartered in Fremont, California and Las Vegas, Nevada. Their team specializes in cybersecurity, application testing, IT strategy consulting, IT managed services, and more.

Cyber Duo is a cybersecurity consulting firm that was founded in 2008 and is located in Los Angeles. They have four employees who offers a suite of managed IT services, cybersecurity solutions and cloud computing. They work predominantly for small businesses and midmarket companies.

Framework Security is a cybersecurity consulting firm with offices in Los Angeles; Austin, Texas; and Stockholm, Sweden. Founded in 2019, they are a young team of five employees specializing in identifying cyber vulnerabilities, eliminating critical threats, and implementing security programs. They work with a range of small, mid-size and large businesses in finance, the arts and healthcare.

August Consultancy Services, LLC is a midsize cybersecurity and software development company founded in 2003. Their team provides cybersecurity and custom software development. The company is based in Houston, Texas.

Anthony Timbers LLC is a cybersecurity solutions company based in Herndon, Va. Founded in 2020, they continue to provide cybersecurity, IT strategy consulting, and IT managed services to primarily small and midmarket-sized businesses. They have fewer than 10 employees who serve clients in the IT industry, among others.

Nexa IT, an IT strategy consulting company, is based in Montevideo, Uruguay. The small team focuses on IT strategy consulting, cloud consulting & SI, and cybersecurity. The agency was founded in 2012.

Dataprise is a Rockville, Maryland-based IT managed services company. The firm provides IT managed services, cybersecurity, IT strategy consulting, and web development and is midsize.The firm was launched in 1995.

IARM Information Security Pvt Ltd is a cybersecurity company based in Chennai, India, with an office in Bangalore, India. The company, founded in 2015, has more than 50 employees and provides cybersecurity services to small an larger-sized companies in various industries that include financial services, IT, and hospitality & leisure.

REDTEAM.PL is a software company based in Warsaw, Poland, and founded in 2017. With no more than 10 members, they specialize in cybersecurity, forensic services, and application testing solutions for clients in the fields of healthcare, financial services, and IT solutions.

Apriorit is a software product engineering company founded in 2002 with offices in Dover, Del., and Budapest, Hungary. Apriorit boasts a team of more than 200 employees who are well-versed in custom software development, web development, and mobile app development. 

TPx Communications is an IT services company headquartered in Waltham, Mass. with additional offices in Irvine and Orange County, Calif., Boston, and San Francisco. It was founded in 2000 and now has a team 780 that provides IT managed services, productivity, collaboration & UC consulting & SI, cybersecurity and more to mostly midmarket companies.

Founded in 2004, Squareball Digital is a development and design studio with two locations in Berlin and Manchester, U.K. With a team of fewer than 50 individuals, they serve mostly small businesses in the consumer products and services, arts, entertainment, and music, business services, and financial services industries. Their services include web development, web design, and UX/UI design.

Established in 2016, SOClogix is a small cybersecurity company. Their services include cybersecurity, other IT consulting and SI, cloud consulting & SI, and IT staff augmentation. The company is based in Linthicum Heights, Maryland.

Infracore is a IT managed services company founded in 2003. Their midsize team is located in San Diego, California and focuses on IT managed services, cybersecurity, cloud consulting & SI, IT staff augmentation, and more.

Touchstone Security is a Cybersecurity firm based in Allendale, N.J. Founded in 2016, their team of 10 serves clients in the finance and healthcare sectors. Services include IT and cloud consulting.