Our industry analysts determined the best California cybersecurity companies helping businesses protect their business data from attacks and streamline security measures. Browse companies' rates, portfolios, reviews and more in our agency listings table below to pick the most suitable partner.

Best California Cybersecurity Firm Rankings

159 Companies - Rankings updated: June 17, 2026

DesignRush vets all agencies based on professional qualifications and verified customer feedback to help you choose confidently. Some featured agencies maintain paid sponsorships.

United States × California ×
  • Your Complete IT Solutions Provider

    Your Complete IT Solutions Provider

    Founded in 2017, VegaNext is a comprehensive technology solutions provider dedicated to delivering reliable and professional IT services across the US. Our unwavering commitment ensures that business owners receive top-notch support tailored to their unique needs. With a team of highly skilled IT  [... view Veganext profile ]

    Top Services:

    • Cybersecurity
    • Cloud Consulting
    Location
    El Segundo, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
  • Strategic IT. Bespoke Solutions.

    Strategic IT. Bespoke Solutions.

    OutsourceIT.PRO specializes in information technology (IT) outsourcing with a strong focus on cybersecurity. The agency offers a comprehensive suite of services, including firewall management, network administration, and security audits. OutsourceIT.PRO's expert team ensures robust protection for clients'  [... view OutsourceIT.PRO profile ]

    Top Services:

    • Cybersecurity
    • Managed Services
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Empowering Autonomic Cyber Defense

    Empowering Autonomic Cyber Defense

    Netenrich redefines security operations with its adaptive, AI-powered cybersecurity solutions. Its Resolution Intelligence Cloud platform delivers proactive threat management tailored to meet unique client needs and driven by big data. As a trusted Google partner, the agency brings agility and precision to  [... view Netenrich, Inc. profile ]

    Top Services:

    • Cybersecurity
    • IT Services
    • Cloud Consulting
    Location
    San Jose, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Empowering Your Cyber Resilience

    Empowering Your Cyber Resilience

    BizCare offers comprehensive cybersecurity solutions to protect businesses from evolving cyber threats. Its expertise focuses on operationalizing cyber resilience, securing supply chains, and mitigating vendor risks. Through innovative technology and expert management, BizCare enables organizations to stay  [... view BizCare profile ]

    Top Services:

    • Cybersecurity
    • IT Services
    Location
    Lafayette, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • We Help Cybersecurity Teams Do More With Less

    We Help Cybersecurity Teams Do More With Less

    Emagined Security delivers tailored, scalable, and precise cybersecurity solutions, helping organizations optimize resources and stay ahead of evolving threats.  [... view Emagined Security profile ]

    Top Services:

    • Cybersecurity
    Location
    San Carlos, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $1,000 - $10,000
  • Building Security, One Layer at a Time

    Building Security, One Layer at a Time

    A cybersecurity consulting company delivering end-to-end solutions to secure businesses, boost client confidence, and ensure compliance. Offering expert-led services, the agency provides personalized strategies to safeguard data and fortify security infrastructure.  [... view Atlant Security profile ]

    Top Services:

    • Cybersecurity
    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $1,000 - $10,000
  • Innovative Digital Solutions For A Smarter Future

    Innovative Digital Solutions For A Smarter Future

    Rysysth Technologies is a full-service IT solutions provider specializing in web development, digital transformation, and enterprise solutions. We help businesses scale with modern technologies, user-friendly designs, and performance-driven strategies. From custom websites to cloud-based platforms, our team  [... view Rysysth Technologies profile ]

    Top Services:

    • Cybersecurity
    • Software Development
    • Blockchain
    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000
  • See Beyond, Rise Above.

    See Beyond, Rise Above.

    Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology.  [... view Persistent profile ]

    Top Services:

    • Cybersecurity
    • IT Services
    • Software Development
    Location
    Santa Clara, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
  • Crafting Websites, Creating Success!

    Crafting Websites, Creating Success!

    Invoxico Technologies is an adept company in web design and development, acknowledged for its proficiency in crafting customized digital solutions. Their expert team focuses on UI/UX design, web development, CMS development, eCommerce solutions, and mobile app development, and offers a complete range of  [... view Invoxico Technologies profile ]

    Top Services:

    • Cybersecurity
    • eCommerce Development
    • Magento
    Location
    La Puente, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000

About The Author and Expert Reviewer

Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.

Former Development Director

Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.