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Top Cybersecurity Companies

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Cybersecurity Providers
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Looking for the best cybersecurity company in the United States? UpCity compiles authentic reviews, company descriptions, project examples, and more into a list for you to review. Feel confident you're finding the top provider for your business.

UpCity offers objective, independent research and verified user reviews. We earn compensation from some providers who sign up for sponsored profiles. Learn more about our trusted providers.

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1,043 Provider(s)Last Updated: November 3, 2025
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High-Speed Broadband, Cloud based Information Technology and Data Solutions.
Services Offered
Managed Service ProvidersCybersecurity
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SPHER, Inc.

Gardena, CA, US See Location
The End-to-End Healthcare Application Workflow Management to protect from and detect unauthorized access to patient ePHI.
Services Offered
Cybersecurity
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SRMC

Columbus, OH, US See Location
We are a certified woman-owned, independent security consulting firm.
Services Offered
Cybersecurity
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STEP CG

Covington, KY, US See Location
Put a leading IT solution provider in your corner by partnering with STEP CG. Our mission is all about doing what?s right and sharing in our clients? successes.
Services Offered
Cybersecurity
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Sage Communications combines over 25 years of experience in Telecommunications and IT Network support under one roof.
Services Offered
Cybersecurity
2022 Study: 50% of SMBs Have a Cybersecurity Plan in Place | UpCity

This UpCity study presents insight from 600 U.S. small business owners and IT experts on their latest cybersecurity practices, data breach prevention, and disaster recovery measures in 2022.

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Sage is a leader in electronics refurbishment, extending the life of used technology so that affordable tech is available to all, and our planet and its resources can be sustained for future generations.
Services Offered
Cybersecurity
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Leave IT To Us. San Antonio’s Managed Service Provider
Services Offered
Managed Service ProvidersCybersecurity
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SAM Analytic also provides a growing portfolio of products and services for information collection, reporting, process, discrete and edge analytics, cybersecurity, IIoT, computer vision, and image processing.
Services Offered
Cybersecurity
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Sapphire Software Solutions is the world's leading independent, end-to-end IT services and solutions company, helping customers harness the power of innovation to thrive on change.
Services Offered
Cybersecurity
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Our mission is to help our clients use technology securely, effectively, and profitably to better serve their customers, comply with laws and regulations, contain costs, and compete. We are a conservatively managed firm dedicated to providing client-driven services in a responsive manner.
Services Offered
Cybersecurity
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At ScottMadden, we invest in our clients? businesses by listening to their challenges, leveraging our in-depth expertise, and personalizing our approach. Consulting services range from Clean Tech and Sustainability to HR and Corporate Management.
Services Offered
Cybersecurity
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Since 2002, Securance has empowered enterprises to assume proactive security strategies through state-of-the-art cybersecurity solutions.
Services Offered
Cybersecurity
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Protecting our #1 resource - our people. National safety & security provider for schools, corporate, religious, healthcare, retail & entertainment campuses.
Services Offered
Cybersecurity
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Secure Network Administration is a North Carolina company established in 2005 and founded on the principal of delivering affordable, efficient, and professional technology services and support.
Services Offered
Cybersecurity
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​Secure Smart Solutions is a Cyber Security company providing training and security solutions to the public sector, education, health care, finance, manufacturing and other enterprise customers.
Services Offered
Cybersecurity
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SSI provides professional IT services. Our mission is to be project-focused and committed to providing world-class services that ensure customer satisfaction.
Services Offered
Cybersecurity
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SecureSight

Sandusky, OH, US See Location
Expert managed cybersecurity services provider and responsive IT support
Services Offered
Cybersecurity
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SecureSky was founded in 2018 by seasoned cybersecurity professionals, with extensive experience in cloud security services, security operations, application development, and cloud security consulting.
Services Offered
Cybersecurity
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Securely Yours LLC

Bloomfield Hills, MI, US See Location
Securing your information world with innovative and cost-effective solutions.
Services Offered
Cybersecurity
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Security Centric Inc., has extensive experience in cyber ecosystems with over 35 years in Cybersecurity, Computer Forensics, Hacking and Higher Educational designs.
Services Offered
Cybersecurity
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Security On-Demand is a managed security service provider powered by behavioral analytics technology to find breaches in hours, not months. (888) 863-1117
Services Offered
Cybersecurity
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Security PS specializes in helping organizations identify and reduce IT risk.
Services Offered
Cybersecurity
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Seltek Inc

Richmond, VA, US See Location
SELTEK is a full-service IT firm offering Digital Forensics, IT support and CyberSecurity for law firms, corporations and local businesses. Our certified forensics investigators know where to find evidence and how to manage it.
Services Offered
Cybersecurity
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Sennovate

San Ramon, CA, US See Location
Sennovate is a global Identity and Access Management and SOC service provider. We help you find the best SSO, MFA, IGA, PAM and SOC solutions
Services Offered
Cybersecurity
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Since March of 1999 Sentree Systems Corp. has provided professional Data Security services to small businesses in central Indiana and surrounding cities.
Services Offered
Cybersecurity
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Serigor Inc.

Baltimore, MD, US See Location
Our Managed Security Services can help you manage cyber risks with a range of customized, integrated security services that deliver 24×7, business focused security for your critical systems and data.
Services Offered
Managed Service ProvidersCybersecurity
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You can never be too safe. Find security flaws, threats, and vulnerabilities that happen because of unauthorized access and modifications to software.
Services Offered
Cybersecurity
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Reliability, Resiliency & Security is what we bring to your organization as a Managed IT Service Provider focused on giving you a sound and secure foundation on to build your business on.
Services Offered
Cybersecurity
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We will examine your business objectives and your industry regulations and suggest the best solution for functionality, security, and maintainability.
Services Offered
Cybersecurity
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Silent Security Services, Inc. is committed to providing our clients with a professional, legal, and environmentally responsible process for their end of life IT assets.
Services Offered
Cybersecurity
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