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Cybersecurity MSPs in California

Find managed service providers specializing in cybersecurity across California. Compare ratings and reviews to find the right partner.

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288

Cybersecurity MSPs

12

Cities

4.8

Avg Rating

Cybersecurity Providers in California

288 results

Certus Cybersecurity specializes in securing emerging technologies for organizations, enabling them to innovate with confidence. They focus on providing cybersecurity solutions to businesses looking to protect their digital assets.

Redwood City, CA
Cybersecurity
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C&
5.0 (2)

Ratings from Google

Computer & Network Expert specializes in providing IT infrastructure solutions for manufacturers and defense contractors, focusing on compliance with ITAR, CMMC 2.0, and NIST 800-171 standards. They offer secure server deployment, workstation hardening, and ongoing compliance monitoring to ensure that their clients meet stringent regulatory requirements.

Simi Valley, CA
Cybersecurity IT Consulting Compliance
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All City Computers provides budget-friendly IT support for businesses in Los Angeles and Orange Counties. They specialize in network security services, offering a range of IT solutions to help businesses enhance productivity and protect their networks.

Los Alamitos, CA
Managed IT Cybersecurity Backup & DR Network Services +1 more
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LU
5.0 (4)

Ratings from Google

LMNTRIX USA specializes in advanced cybersecurity solutions, focusing on threat detection and response through their unified platform. They offer services such as Extended Detection and Response (XDR), Managed Detection and Response (MDR), and Security Operations Center as a Service (SOCaaS). Their approach emphasizes continuous monitoring and remediation to protect networks from evolving cyber threats. LMNTRIX serves a global clientele, providing military-grade protection and automated response capabilities.

Orange, CA
Cybersecurity
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PC
3.0 (2)

Ratings from Google

Park Computer Systems Inc, based in Silicon Valley, offers a wide range of technology consulting and staffing solutions. With over 400 consultants, they provide services in IT, engineering, quality assurance, and project management, catering to businesses looking for tailored technology solutions.

Newark, CA
Managed IT Cybersecurity Backup & DR Network Services +1 more
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ACE Computer Systems provides specialized IT services for dental providers in the San Francisco Bay Area. They focus on designing, implementing, and supporting IT infrastructure to ensure efficient practice operations.

Pleasanton, CA
Managed IT Cybersecurity Cloud Services Helpdesk +4 more
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IMC Computer Consulting has been serving businesses and individuals in Orange County, California for over 25 years. They specialize in a wide range of IT services including network implementation, malware removal, and remote support. The company is owned by a Microsoft Certified Professional with extensive experience in PC repair and network services. IMC is dedicated to providing quick and effective solutions to computer problems, ensuring that clients' IT infrastructure runs smoothly and securely.

Garden Grove, CA
Managed IT Cybersecurity Helpdesk Backup & DR +2 more
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EN
5.0 (2)

Ratings from Google

ENT Networks Inc has been providing expert IT support since 1985, focusing on personalized service and long-term client relationships. They offer a comprehensive suite of technology solutions, including managed IT services, cybersecurity, and IT consulting, tailored to meet the unique needs of businesses.

Pleasanton, CA
Managed IT Cybersecurity Cloud Services Helpdesk +4 more
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CD
3.4 (5)

Ratings from Google

Cyber Defense Group specializes in cybersecurity consulting services, offering solutions such as risk assessments and virtual CISO leadership to help businesses grow securely. They focus on measurable outcomes and compliance, serving a diverse range of industries.

Pasadena, CA
Cybersecurity IT Consulting Compliance
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RI
5.0 (4)

Ratings from Google

RTS IT, Inc. provides comprehensive IT support services primarily to businesses in Sacramento. They focus on delivering responsive and qualified support without outsourcing, ensuring that clients receive timely assistance for their technology needs. Their services include cybersecurity solutions, support for various software and hardware platforms, and proactive protection against cyber risks. RTS IT emphasizes clear communication and transparency, making sure clients understand the services they are receiving.

El Dorado Hills, CA
Managed IT Cybersecurity Helpdesk
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W-
5.0

Ratings from Google

WTC provides managed IT services tailored to the specific needs of various industries, including wine production, manufacturing, and insurance. Headquartered in Paso Robles, California, they serve clients across over 30 states. Their services include proactive IT support, cybersecurity, cloud hosting, and VoIP solutions, all designed to evolve with their clients' businesses. With a commitment to rapid response times and AI-powered monitoring, WTC positions itself as a trusted partner for growth-minded companies.

Paso Robles, CA
Managed IT Cybersecurity Cloud Services Helpdesk +1 more
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Sonoma Tech Support provides comprehensive computer repair and tech support services to small businesses and home-based clients in Sonoma County and the greater North Bay area. They specialize in remote support, networking, and AI consulting, ensuring that local businesses can effectively utilize technology to enhance their operations.

Santa Rosa, CA
Managed IT Cybersecurity Helpdesk Network Services +1 more
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TN
5.0

Ratings from Google

Total Network Solutions is a managed IT services provider based in Seal Beach, California, offering comprehensive IT support and cybersecurity solutions to businesses across Southern California and beyond. With over 25 years of experience, they cater to a diverse clientele in various sectors, ensuring reliable and efficient technology management.

Seal Beach, CA
Managed IT Cybersecurity Helpdesk Network Services +1 more
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PC Service Center provides managed IT services, cybersecurity, and IT consulting specifically for law firms, accountants, medical offices, and established businesses in the East Bay area. They focus on delivering fast local support, ensuring business continuity, and implementing security-first systems to minimize downtime.

Vallejo, CA
Managed IT Cybersecurity Cloud Services Helpdesk +3 more
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EN
4.3

Ratings from Google

EZ Network Systems, Inc. is a managed service provider and IT consultant specializing in delivering comprehensive IT solutions tailored to various industries, including legal, finance, manufacturing, and healthcare. With a focus on cybersecurity, managed IT support, and cloud computing, they provide services such as data backup and recovery, network security, and help desk support. The company operates primarily in Northern California and Northern Nevada, emphasizing a customer-centric approach to technology problem-solving. Their expertise spans over two decades, ensuring clients receive reliable and effective IT support.

Lodi, CA
Managed IT Cybersecurity Cloud Services Helpdesk +3 more
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How to Compare Cybersecurity MSPs in California

Cybersecurity MSPs in California should make it easy to understand what is included, how fast support responds, and which security or compliance responsibilities remain with your internal team. Use this page to compare providers by city, rating, review volume, and service fit before you request quotes.

For baseline security expectations, review the NIST Cybersecurity Framework small business guidance, CISA small and medium business resources, and the FTC cybersecurity guidance for small businesses.

Cybersecurity monitoring dashboard for California businesses
Security engineer reviewing code and endpoint protection
Laptop security analysis for small business cybersecurity

Cybersecurity buying guides

Use these resources to compare Cybersecurity scope, pricing, security expectations, and contract terms before you choose a California MSP.

Industry-Specific MSPs in California

If your Cybersecurity needs depend on industry workflows or compliance expectations, compare California MSPs by vertical experience.

Planning Resources

Cybersecurity MSP FAQs

Start with providers that document response times, escalation paths, security controls, and experience with businesses like yours in California. Then compare reviews, service coverage, and contract terms.
A strong MSP scope should define monitoring, help desk access, patching, backup expectations, cybersecurity responsibilities, reporting cadence, and how project work is priced outside the monthly plan.
Local presence helps when you need onsite support, cabling, hardware replacement, or executive planning sessions. Remote-first providers can still work well if they have clear onsite partner coverage.
Many small businesses budget per user or per device each month. The right range depends on support hours, compliance requirements, backup scope, security tooling, and whether projects are included.
Ask about onboarding, ticket response targets, after-hours coverage, vendor management, backup testing, incident response, security tool ownership, cancellation terms, and references from similar clients.

Cybersecurity MSPs by City

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