Look for leading cybersecurity companies in Tennessee that have partnered with notable brands, such as NHS and Paytm. DesignRush connects you with over 40,000 vetted agencies across 50+ categories, ensuring you find a trusted partner to enhance your cybersecurity measures. Compare providers by industry expertise, client type, budget, reviews, team size, and portfolio.

Best Tennessee Cybersecurity Firm Rankings

28 Companies - Rankings updated: August 15, 2026

We evaluate every agency on DesignRush according to expertise credentials and client satisfaction ratings. Some placements are sponsored.

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United States × Tennessee ×

  • Accenture

    World Famous IT Services for Businesses

    World Famous IT Services for Businesses

    Accenture is a renowned worldwide IT services company that excels in digital, cloud, and security solutions. With an extensive range of expertise across over 40 industries, we provide a comprehensive suite of services including Strategy and Consulting, Outsourcing, Interactive, Technology, IoT, and...

    Top Services:

    • Software Development
    • Cybersecurity
    • IT Services
    • IoT
    • Big Data Analytics
    • Show more
    Location
    Nashville, Tennessee
    Number of Employees
    1000 & Up
    Portfolios Count
    4 Projects Listed
    View Profile
    4.1 4.1 (2)
    4.9 4.9 (18)

  • IT GOAT

    Less IT More Business

    Less IT More Business

    Managed IT and cybersecurity provider delivering 80-second average response times, 6-minute average resolution times, 100% U.S.-based support, and 97.5% customer satisfaction to help businesses reduce downtime, improve productivity, and operate securely...

    Top Services:

    • IT Services
    • Managed Services
    • IT Compliance Solution
    • Cybersecurity
    • Cloud Consulting
    • Show more
    Location
    Memphis, Tennessee
    Number of Employees
    50 - 99
    Average Hourly Rate
    $149/hr
    Portfolios Count
    5 Projects Listed
    View Profile
    5.0 5.0 (78)

  • JourneyTeam

    Microsoft Partner of the Year | Implementation Services for Dynamics 365, Copilot, Azure

    Microsoft Partner of the Year | Implementation Services for Dynamics 365, Copilot, Azure

    JourneyTeam has more than 30 years of experience helping organizations modernize how they work through Dynamics 365, Microsoft 365, Power Platform, Azure, AI/Copilot, and Microsofts security technologies. With all Microsoft Solution Partner designations, multiple Advanced Specializations, and five Microsoft...

    Top Services:

    • Cloud Consulting
    • ERP Consulting
    • CRM Consulting
    • AI Development
    • Big Data Analytics
    • Show more
    Location
    Brentwood, Tennessee
    Number of Employees
    100 - 249
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    11 Projects Listed
    View Profile
    4.0 4.0 (32)

  • Intraframe US

    Memphis' only 'white glove' Cybersecurity & Managed IT company.

    Memphis' only 'white glove' Cybersecurity & Managed IT company.

    Intraframe US is the only 'white glove' Managed IT & Cybersecurity company in Memphis. We deliver a premium service with advanced cybersecurity solutions for businesses and HNWI...

    Top Services:

    • Cybersecurity
    • IT Services
    • Managed Services
    • IT Compliance Solution
    • DevOps Consulting
    • Show more
    Location
    Collierville, Tennessee
    Number of Employees
    Under 49
    Average Hourly Rate
    $175/hr
    View Profile

  • Contextual Security

    Contextual Security is an enterprise-focused information security partner delivering alignment between IT security, regulatory compliance, business objectives and solutions to complex security challenges...

    Top Services:

    • Cybersecurity
    Location
    Knoxville, Tennessee
    Number of Employees
    Under 49
    View Profile

  • Atiba

    Innovative tech solutions for businesses across domain

    Innovative tech solutions for businesses across domain

    Atiba is a leading technology consulting and services company that specializes in delivering innovative solutions to businesses across various industries, specializing in SharePoint consulting...

    Top Services:

    • CRM Consulting
    • Web Development
    • WordPress Website Design
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Nashville, Tennessee
    Number of Employees
    100 - 249
    Average Hourly Rate
    $145/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed
    View Profile
    5.0 5.0 (31)

  • End Point

    A full-service software consultancy!

    A full-service software consultancy!

    End Point was founded in New York City in 1995 as a full-service software consultancy. Today, we maintain a robust consulting practice offering application development, custom e-commerce, cloud hosting, and more...

    Top Services:

    • Software Development
    • Mobile App Development
    • IoT
    • eCommerce Development
    • Cybersecurity
    • Show more
    Location
    Johnson City, Tennessee
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    3 Projects Listed
    View Profile
    5.0 5.0 (4)

  • Deloitte

    Collaborating for Lasting Impact in Business Consulting

    Collaborating for Lasting Impact in Business Consulting

    Join us at Deloitte, where we believe that our collective influence is the cornerstone of our value. With a rich legacy spanning over 175 years and a global network encompassing 150 countries, we empower remarkable achievements, solve complex problems, and drive meaningful progress for clients, professionals...

    Top Services:

    • Business Consulting
    • Accounting
    • HR Outsourcing
    • Big Data Analytics
    • CRM Consulting
    • Show more
    Location
    Nashville, Tennessee
    Number of Employees
    1000 & Up
    Portfolios Count
    6 Projects Listed
    View Profile
    3.4 3.4 (83)

  • Intellibyte Software Solutions LLC

    Crafting Your Digital Future

    Crafting Your Digital Future

    Intellibyte Software Solutions builds custom software, AI-powered tools, cybersecurity solutions, and modern websites for business across the US and East Africa. Headquartered in Memphis, TN with operations in Nairobi...

    Top Services:

    • Software Development
    • AI Development
    • Cybersecurity
    • Web Development
    • eCommerce Development
    • Show more
    Location
    Memphis, Tennessee
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
    View Profile
    5.0 5.0 (2)

  • Forvis Mazars US

    Delivering Unmatched Accounting Services.

    Delivering Unmatched Accounting Services.

    Forvis Mazars is a leading public accounting firm ranked among the top 10 in the nation. With a forward vision and unwavering commitment to unmatched client experiences, we redefine excellence in the industry. Formed through the merger of two esteemed firms, BKD and DHG, FORVIS combines legacy and innovation...

    Top Services:

    • Business Consulting
    • Accounting
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Nashville, Tennessee
    Number of Employees
    1000 & Up
    View Profile

  • The Computer Butler LLC

    At Your Service!

    At Your Service!

    We are a Nashville, TN-based IT Managed Services company that specializes in providing customized network management solutions for organizations of any size or industry in exchange for a predictable monthly fee. We also offer a robust set of "a la carte" IT support services for clients that prefer break/fix...

    Top Services:

    • IT Services
    • Managed Services
    • Cybersecurity
    • Cloud Consulting
    • Show more
    Location
    Murfreesboro, Tennessee
    Number of Employees
    Under 49
    Average Hourly Rate
    $120/hr
    View Profile

  • Protiviti

    Global Business Consulting Excellence

    Global Business Consulting Excellence

    Protiviti is a global consulting firm that offers deep expertise, objective insights, and tailored solutions to empower leaders in tackling future challenges. With a comprehensive range of services spanning finance, technology, operations, data, analytics, governance, risk, and internal audit, we serve...

    Top Services:

    • Business Consulting
    • IT Compliance Solution
    • Big Data Analytics
    • IT Services
    • Cybersecurity
    • Show more
    Location
    Nashville, Tennessee
    Number of Employees
    1000 & Up
    Portfolios Count
    5 Projects Listed
    View Profile
    5.0 5.0 (1)

  • PILEUM

    We are leading-edge innovators combining industry knowledge, experience, and technology skills.

    We are leading-edge innovators combining industry knowledge, experience, and technology skills.

    PILEUM is a systems integration and IT consulting company. We are cutting-edge innovators who combine domain expertise, practical experience, and technological know-how to support our clients' growth and outstanding value creation in their companies. We offer our clients the freedom to select the course of...

    Top Services:

    • IT Services
    • Cybersecurity
    Location
    Knoxville, Tennessee
    Number of Employees
    Under 49
    View Profile
    5.0 5.0 (5)

  • Windham Brannon

    Our specialties: Assurance and Advisory Services; Tax and Business Consulting; Litigation Support; Closely and Publicly Held Entities; High-Net-Worth Individuals and Family Groups; Inpatriate/Expatriate Taxation; Corporate Governance; Wealth Management...

    Top Services:

    • IT Services
    • Cybersecurity
    • Accounting
    Location
    Chattanooga, Tennessee
    Number of Employees
    100 - 249
    View Profile
    4.6 4.6 (9)

  • MBI Companies

    Designing Excellence, Delivering Trust.

    Designing Excellence, Delivering Trust.

    Since its founding in 1990, MBI Companies Inc. (MBI) has been committed to being the top architectural, engineering, and interiors firm in the markets we serve. We do this by hiring the most talented and highest integrity people, by being the leader in technological innovations and expertise, by being...

    Top Services:

    • IT Services
    • Cybersecurity
    • Managed Services
    Location
    Knoxville, Tennessee
    Number of Employees
    100 - 249
    View Profile
    4.1 4.1 (9)

  • Advantas Computer & Technology

    We Help Small Businesses Do Better!

    We Help Small Businesses Do Better!

    We are dedicated to providing high-quality, affordable website design and IT services tailored to the unique needs of churches, individuals, and small businesses across the nation. Our goal is to help our clients establish a strong online presence with professional, user-friendly websites and reliable IT...

    Top Services:

    • Web Design
    • SEO
    • Social Media Marketing
    • Digital Marketing
    • Cybersecurity
    • Show more
    Location
    Memphis, Tennessee
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    View Profile

  • 1 NetGain Technologies

    Driving Business Forward with IT Expertise

    Driving Business Forward with IT Expertise

    NetGain Technologies helps small to medium-sized businesses gain access to expert IT talent. We provide strategies that use technology as a driving force behind business growth...

    Top Services:

    • IT Services
    • Cybersecurity
    • Managed Services
    • Cloud Consulting
    • Show more
    Location
    Chattanooga, Tennessee
    Number of Employees
    Under 49
    View Profile

  • Mike Collins and Associates

    Sophistication Meets Personal Service.

    Sophistication Meets Personal Service.

    Mike & Karen Collins. In the beginning, the entire company was just two people selling IT hardware. In the years since, weve grown to over 85 employees with offices in Chattanooga, Nashville and Knoxville...

    Top Services:

    • IT Services
    • Cybersecurity
    • Cloud Consulting
    • Managed Services
    • Show more
    Location
    Chattanooga, Tennessee
    Number of Employees
    100 - 249
    View Profile

  • Celeris Networks

    Smart IT Solutions for Growing Businesses.

    Smart IT Solutions for Growing Businesses.

    Celeris Networks Consulting Group Keeping Your Business Running...

    Top Services:

    • IT Services
    • Managed Services
    • Cybersecurity
    • Cloud Consulting
    • Show more
    Location
    Knoxville, Tennessee
    Number of Employees
    Under 49
    View Profile
    5.0 5.0 (3)

  • FortyAU

    Innovate, Build, Grow with FortyAU.

    Innovate, Build, Grow with FortyAU.

    FortyAU is a technology consulting company specializing in custom software development...

    Top Services:

    • Software Development
    • IT Services
    • Cybersecurity
    • Mobile App Development
    • AI Development
    • Show more
    Location
    Nashville, Tennessee
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    View Profile
    4.9 4.9 (59)

  • Mobile Mentor

    Securing Your Business, One App at a Time.

    Securing Your Business, One App at a Time.

    With custom apps, superior security protocols, 24/7 mobile support and other industry leading security tools and resources, Mobile Mentor is one of the most trusted cybersecurity firms in the world. Founded in New Zealand in 2004, the company is ready to assist with all your cybersecurity needs...

    Top Services:

    • Software Development
    • Mobile App Development
    • IT Services
    • Cybersecurity
    • Show more
    Location
    Nashville, Tennessee
    Number of Employees
    50 - 99
    View Profile
    3.7 3.7 (3)

  • EY

    Building A Better Working World

    Building A Better Working World

    EY offers Accounting, Business Consulting, and IT Services with a mission to build a better working world. It provides insights and quality services that instill trust in global capital markets and economies. EY focuses on developing exceptional leaders who deliver on their commitments to all stakeholders...

    Top Services:

    • Business Consulting
    • HR Outsourcing
    • Accounting
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Nashville, Tennessee
    Number of Employees
    1000 & Up
    View Profile

  • Netcosa LLC

    Memphis IT Support That Answers The Phone

    Memphis IT Support That Answers The Phone

    Netcosa provides dependable IT support, cybersecurity, cloud services, and technology management for small and growing businesses. We help companies stay secure, productive, and supported with responsive local service and practical solutions that fit the way they work...

    Top Services:

    • Staff Augmentation
    • Managed Services
    • Cloud Consulting
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Germantown, Tennessee
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    View Profile
    5.0 5.0 (9)

  • Verity IT, LLC

    Trusted IT Solutions

    Trusted IT Solutions

    Verity IT provides Managed IT services, cybersecurity services, and cloud solutions to help your business stay secure and run smoothly. With offices in Chicago, Nashville, Orlando, and Fort Myers/Naples, we are well-positioned to serve businesses across these regions...

    Top Services:

    • Managed Services
    • IT Services
    • IT Compliance Solution
    • Cloud Consulting
    • Cybersecurity
    • Show more
    Location
    Columbia, Tennessee
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.9 4.9 (31)

  • BDO

    IDEAS | PEOPLE | TRUST

    IDEAS | PEOPLE | TRUST

    BDO is a trusted adviser to clients seeking project management, audit, tax, and business consulting services. As one of the worlds leading audit and accounting organisations, we have clients of all types and sizes from large corporate organisations to private businesses, entrepreneurs and individuals across...

    Top Services:

    • Business Consulting
    • Accounting
    • BPO
    • HR Outsourcing
    • Market Research
    • Show more
    Location
    Memphis, Tennessee
    Number of Employees
    Under 49
    View Profile
    4.3 4.3 (6)

  • DragonTech IT Services

    Secure, Streamline, Succeed with DragonTech.

    Secure, Streamline, Succeed with DragonTech.

    We are your one-stop shop for IT Services, Digital Marketing, Business Consulting, and more, whether you are in Chattanooga, Atlanta, Nashville, or anywhere in the world...

    Top Services:

    • IT Services
    • Managed Services
    • Digital Marketing
    • Email Marketing
    • SEO
    • Show more
    Location
    Chattanooga, Tennessee
    Number of Employees
    Under 49
    View Profile

  • WYRE Technology

    Empowering Your Business with Modern IT Solutions.

    Empowering Your Business with Modern IT Solutions.

    WYRE is an IT managed services provider built for the modern world. We enable businesses like yours to thrive by eliminating IT concerns. Rather than offer traditional security solutions and clunky support, WYRE provides a full suite of best-of-breed security, monitoring, and management tools that ensure data...

    Top Services:

    • IT Services
    Location
    Chattanooga, Tennessee
    Number of Employees
    Under 49
    View Profile
    5.0 5.0 (8)

  • Clearwater

    Healthcare Cybersecurity Solutions

    Healthcare Cybersecurity Solutions

    Clearwater excels in delivering comprehensive cybersecurity and compliance solutions tailored specifically for the healthcare sector. With over two decades of experience, the agency unites advanced security measures with strategic compliance initiatives to enhance organizational resilience. Its expert team...

    Top Services:

    • Cybersecurity
    • IT Compliance Solution
    Location
    Nashville, Tennessee
    Number of Employees
    100 - 249
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

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