Top Managed IT Services Agencies in California, United States

239 approved agencies currently match this service in California

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Managed IT Services Agency Listings in California, United States

IntuitionLabsVerified
San Jose, United States

AI-driven solutions enhancing drug discovery and commercial operations

AllSafeVerified
Pasadena, United States

SEO and PPC services for inbound lead capture and search visibility

One82Verified
Los Gatos, United States

Managed IT and cybersecurity for professional services firms

TeleManagement TechnologiesVerified
Laguna Niguel, United States

Optimize telecom and IT expenses with WinBill® and WinCall® solutions.

Urban ITVerified
Westlake Village, United States

Managed IT and cybersecurity solutions for Southern California businesses

Promising SolutionsVerified
Burbank, United States

Managed IT and cloud services for seamless business operations

Triphen TechnologiesVerified
Glendale, United States

IT and Cybersecurity Solutions for Hospitality Brands

tekstopVerified
Orange, United States

Personalized IT services for small to mid-sized businesses

Network Consulting in Los AngelesVerified
Calabasas, United States

SEO and PPC services for inbound lead capture and search visibility

24hourtek
San Francisco, United States

SEO and PPC services for inbound lead capture and search visibility

Adept Solutions
Yuba, United States

SEO and PPC services for inbound lead capture and search visibility

Agile IT
San Diego, United States

CMMC readiness, GCC High migrations, and Microsoft Government Cloud architecture for defense contractors

About

Managed IT Services Market Overview for California, United States

Managed IT Services for it services and support buyers. Clear scope, measurable outcomes, and reliable delivery. 239 approved managed it services agencies are currently mapped to California, which is usually the right altitude for a shortlist: wider than one city, tighter than a whole country.

Los Angeles holds 21 of the 239 agencies here, about 9% of the market. The rest is spread across 105 cities in total. That is a distributed market, so a shortlist drawn from one city alone will miss most of the available providers.

Within California, the deepest city markets currently include Los Angeles (21), San Diego (20), San Francisco (15), which helps buyers understand where the strongest local comparison sets sit. 9 of those profiles are currently marked as verified on Agency List. Related capabilities commonly evaluated alongside managed it services include Backup and Disaster Recovery, Endpoint and Device Management, Help Desk and Support.

By the numbers

Agencies
239
Verified
9
Alfatek
Concord, United States

SEO and PPC services for inbound lead capture and search visibility

Alvarez Technology Group
Salinas, United States

Managed IT, cybersecurity, and compliance support across Salinas and Monterey County

Appsfactory
Los Angeles, United States

Strategy and PPC services for inbound lead capture and search visibility

ARRC Technology
Bakersfield, United States

SEO and PPC services for inbound lead capture and search visibility

Asparian
Irvine, United States

Cloud audits, multi-vendor integration, and IT staffing for Southern California businesses

Bay Area Tech Pros
Walnut Creek, United States

Reliable IT support and computer repair for businesses and homes.

Bay Networks
Menlo Park, United States

Managed IT and cybersecurity solutions for diverse industries

baymcp
Concord, United States

Managed IT and cybersecurity solutions for Bay Area businesses

Bayside Networks
San Diego, United States

San Diego IT experts offering managed services and cybersecurity

BC Networks
San Jose, United States

Cybersecurity and IT services for Bay Area businesses

Be Structured Technology Group
Los Angeles, United States

Managed IT and security services for diverse Los Angeles industries

Burgi Technologies
Tustin, United States

Managed IT services and cybersecurity for Orange County businesses

Guide

How to Shortlist Managed IT Services Agencies in California, United States

A reliable first filter is whether each agency demonstrates repeatable managed it services delivery rather than broad capability claims.

Regional pages are where buyers can judge whether a state or province has enough provider density to support a focused shortlist. The most useful comparison is not just agency-versus-agency; it is this region versus nearby cities and versus the parent country page.

If your shortlist needs both local context and broader market depth, start with agencies that clearly fit California, then compare them against the strongest nearby city markets before you widen the search beyond the region. With a deeper pool in California, United States, compare 5-8 candidates using the same scorecard so tradeoffs are visible before calls start.

Shortlist checklist

  • • Start with agencies that fit the region, then compare them against the strongest nearby city markets.
  • • Use the parent-country page when you need more breadth without losing the same service intent.
  • • Treat local density and service proof as a pair: a regional page is only useful if both are present.
Business Intelligence 101
Delhi, United States

Cloud technology advisors for IT management and security solutions

Capital Network Solutions
Folsom, United States

SEO and PPC services for inbound lead capture and search visibility

Caspian IT Group
San Jose, United States

Analytics and PPC services for inbound lead capture and search visibility

ce-technology
Stockton, United States

SEO and PPC services for inbound lead capture and search visibility

CIO Solutions
Goleta, United States

SEO and PPC services for inbound lead capture and search visibility

CJS Associates
Pleasant Hill, United States

Managed IT, Microsoft 365 administration, and network security for Bay Area offices

Clare Computer Solutions
San Ramon, United States

SEO and PPC services for inbound lead capture and search visibility

Computer Courage: Web Development and IT Support
Emeryville, United States

Automation and strategy services for inbound lead capture and search visibility

Creospark
Davis, United States

Microsoft 365 migrations, SharePoint intranets, Power Platform automation, and Azure cloud management

Dataprise
Los Angeles, United States

SEO and PPC services for inbound lead capture and search visibility

DCG Technical Solutions
Los Angeles, United States

Managed IT, cloud, and security services for manufacturers, distributors, and accountants since 1993

Degryse Electric
Pleasanton, United States

Specializes in commercial electrical services and tenant improvements.

  1. 37.dfn
    Livermore, United States

    Personalized IT consulting and cloud solutions for small businesses

  2. San Diego, United States

    ERP, HR, and CRM solutions for diverse industries

  3. Orinda, United States

    Fractional VPE/CTO and Cognitive Technologies for Business Solutions

  4. San Mateo, United States

    Managed IT and Cybersecurity for California Organizations

  5. Santa Monica, United States

    Managed IT services and network security for Los Angeles businesses

  6. Santa Ana, United States

    Customized IT infrastructure and wireless solutions for diverse industries

  7. Napa, United States

    Managed IT services and cybersecurity for California businesses

  8. Long Beach, United States

    Oracle Fusion Cloud and custom software solutions for enterprise growth

  9. Belmont, United States

    Managed IT services and cybersecurity for Bay Area businesses

  10. Sacramento, United States

    IT consulting with custom development and data analytics expertise

  11. San Francisco, United States

    Human-centered technology for government services and affordable housing

  12. Lodi, United States

    IT support and cybersecurity for Northern California and Nevada

  13. Torrance, United States

    Managed IT and Security Solutions for Small to Medium-Sized Businesses

  14. San Francisco, United States

    IT consulting and support for small and medium enterprises

  15. Fair Oaks, United States

    Managed IT services and cloud solutions for diverse industries

  16. San Diego, United States

    Managed IT services and cloud solutions for San Diego businesses

  17. Walnut Creek, United States

    Managed IT services and network management for small to mid-sized businesses

  18. Malibu, United States

    Revitalizes stalled IT projects for global enterprises

  19. Fillmore, United States

    Computer support and web services for Southern California clients

  20. Livermore, United States

    Managed IT services and disaster recovery solutions

  21. Chula Vista, United States

    IT support and audio-visual services for enterprise environments

  22. Rocklin, United States

    Managed IT and Security Services for Businesses in California

  23. Sacramento, United States

    Custom software and IT solutions for diverse business needs

  24. San Jose, United States

    Managed IT and network security for Bay Area businesses

  25. 61.ITCM
    San Diego, United States

    Managed IT services and cloud solutions for business agility

  26. San Francisco, United States

    Managed IT services and cybersecurity for modern businesses

  27. Simi Valley, United States

    On-site and remote computer repair since 1993

  28. San Diego, United States

    Managed IT services and cloud solutions for SMBs

  29. Agoura Hills, United States

    Managed IT and Cloud Services for Legal and Accounting Firms

  30. Rancho Cucamonga, United States

    Managed IT and network support for diverse industries

  31. Los Angeles, United States

    IT staffing and mobile app development for diverse business needs

  32. Pleasant Hill, United States

    IT solutions for collaboration, security, and networking needs

  33. Los Angeles, United States

    Flat-rate managed IT, help desk, and cloud deployments for Los Angeles businesses

  34. Placentia, United States

    Managed IT services, cybersecurity, and cloud solutions for businesses

  35. Alhambra, United States

    IT consulting and support for reliable business systems

  36. San Diego, United States

    Technology solutions for compliance, cybersecurity, and workforce management.

  37. San Francisco, United States

    Managed IT services and cybersecurity for Bay Area businesses

  38. Santa Clara, United States

    Managed IT and cybersecurity solutions for seamless business operations

  39. Upland, United States

    Managed IT services and cybersecurity for California businesses

  40. La Mirada, United States

    Proactive IT support and cybersecurity for diverse industries

  41. Clovis, United States

    Managed IT and security solutions for SMBs and enterprises

  42. Los Angeles, United States

    Fast, secure IT services for financial firms in Los Angeles.

  43. San Diego, United States

    Managed IT services and cloud solutions for business transformation

  44. Concord, United States

    Managed IT and security services for Bay Area businesses

  45. Newport Beach, United States

    Modernizing IBM i systems into AI-native applications through code conversion and integration

  46. Woodland Hills, United States

    Managed IT and cybersecurity services for Southern California businesses

  47. Ventura, United States

    Managed IT services for small and mid-sized businesses

  48. Irvine, United States

    24/7 IT Support and Cybersecurity for Businesses Nationwide

  49. Pacoima, United States

    Managed IT services and cybersecurity for Los Angeles businesses

  50. Upland, United States

    Proactive IT management and consulting for business continuity and security

  51. Redondo Beach, United States

    Empowering California manufacturers with strategic growth and workforce development

  52. Eastvale, United States

    IT solutions and cloud consulting with custom applications and mobile development

  53. Los Angeles, United States

    Content and PPC services for inbound lead capture and search visibility

  54. Fremont, United States

    Engineering digital transformation across banking, healthcare, and media industries

  55. Palo Alto, United States

    White-label managed IT, help desk, and SOC services built for MSPs

  56. San Diego, United States

    Managed IT services and cybersecurity for diverse industries

  57. Sacramento, United States

    Office technology solutions for government, healthcare, and education

  58. Newport Beach, United States

    Transforms ideas into mobile, web, and cloud solutions

  59. San Diego, United States

    IT support and cloud services for San Diego businesses

  60. San Rafael, United States

    Managed IT services and cloud solutions for diverse industries

  61. Pasadena, United States

    Managed IT and Security Services for Diverse Industries

  62. Alameda, United States

    Technical support for homes and small businesses

  63. Livermore, United States

    Managed IT and Document Services for Enhanced Productivity

  64. Sacramento, United States

    Outsourced IT services and cybersecurity solutions for businesses

  65. Encinitas, United States

    Managed IT services and support for diverse industries

  66. San Jose, United States

    Managed IT, security, cloud, and compliance for Bay Area SMBs

  67. Burbank, United States

    Scalable IT services with 24/7 support and cybersecurity solutions

  68. San Francisco, United States

    Managed IT and cybersecurity services for nonprofits and SMBs

  69. Clovis, United States

    Managed IT services and network security for Fresno businesses

  70. San Jose, United States

    Managed IT and cybersecurity services for Bay Area businesses

  71. San Francisco, United States

    Managed IT services with a focus on cybersecurity and strategic planning.

  72. Stockton, United States

    Proactive IT support and automation for California service firms

  73. Long Beach, United States

    Enterprise mobility and technology management solutions since 2002

  74. 110.WAMS
    Brea, United States

    IT support and cybersecurity for Southern California law firms

  75. San Francisco, United States

    Managed IT and cybersecurity services for diverse industries

  76. San Jose, United States

    Specialized IT solutions for critical industries and cybersecurity

  77. San Ramon, United States

    Specializes in Salesforce CRM and Cloud Transformation Solutions

  78. Westlake Village, United States

    Managed IT services and cloud solutions for seamless business operations

  79. Los Angeles, United States

    Managed IT services and cybersecurity for small businesses

  80. Los Angeles, United States

    Custom IT solutions and cloud services for MSPs

  81. Anaheim, United States

    AI-driven document extraction, custom applications, and managed IT for regulated industries

  82. Long Beach, United States

    Building IT ecosystems with managed services and software development

  83. 119.boxIT
    San Francisco, United States

    Proactive IT management and cybersecurity for California businesses

  84. Modesto, United States

    SEO and PPC services for inbound lead capture and search visibility

  85. Campbell, United States

    Managed IT, security, and backup support for San Jose businesses

  86. Glendale, United States

    SEO and PPC services for inbound lead capture and search visibility

  87. Monterey, United States

    Enhancing IT security and support for California businesses

  88. Fresno, United States

    Remote monitoring systems for telecom and utilities

  89. Palm Desert, United States

    Managed IT and cybersecurity services for Coachella Valley businesses

  90. San Francisco, United States

    Salesforce customizations and integrations for nonprofits and legal workflows

  91. 127.EMD
    Visalia, United States

    Managed IT services and VoIP solutions for Central California businesses

  92. Los Angeles, United States

    24/7 IT support and computer maintenance services

  93. San Jose, United States

    Managed IT services and consulting for small and medium businesses

  94. 130.eSudo
    San Jose, United States

    Managed IT and cybersecurity for regulated small firms

  95. Newbury Park, United States

    Managed IT services and networking solutions in Southern California

  96. Simi Valley, United States

    IT services for small and medium businesses in Los Angeles

  97. Corona, United States

    Managed IT and cybersecurity solutions for diverse industries

  98. Los Angeles, United States

    Managed IT services and cybersecurity solutions for Los Angeles businesses

  99. Carlsbad, United States

    Managed IT and Cybersecurity Services for Diverse Industries

  100. Los Angeles, United States

    Managed IT services and cybersecurity for small to mid-sized businesses

  101. Los Angeles, United States

    Managed IT and cloud solutions for diverse industries

  102. Sacramento, United States

    IT consulting, cloud solutions, and cybersecurity expertise

  103. Irvine, United States

    Crafts IT solutions with Generative AI and Agile DevShore Teams

  104. Costa Mesa, United States

    Managed IT and cloud services for mid-market businesses

  105. Commerce, United States

    Integrates AI and IT services for business efficiency and security.

  106. Ventura, United States

    Managed IT services and support for Ventura businesses

  107. Pasadena, United States

    Aligns IT with mission for secure, efficient operations

  108. Colton, United States

    IT support and online marketing for small and medium businesses

  109. San Jose, United States

    Managed print services and IT solutions for office efficiency

  110. Napa, United States

    Website design, development, and managed hosting for clients across 10 states

  111. Los Angeles, United States

    Managed IT services and cybersecurity for Los Angeles businesses

  112. Tarzana, United States

    Managed IT services and cybersecurity for Los Angeles businesses

  113. Foster City, United States

    Managed IT services and cybersecurity for business efficiency

  114. 150.IT21ST
    Los Angeles, United States

    Managed IT and cybersecurity services for small businesses

FAQ

FAQs

How many Managed IT Services agencies are listed in California, United States?

Agency List currently shows 239 approved managed it services agencies for California, United States. That total reflects agencies that are both mapped to the service and tied to this market through canonical location relationships.

How concentrated is the Managed IT Services market in California, United States?

The deepest submarkets are Los Angeles (21), San Diego (20), San Francisco (15). Los Angeles alone accounts for about 9% of the 239 agencies listed here, with the remainder spread across 105 cities.

Why can the California, United States count be much lower than the root Managed IT Services total?

The root page counts all approved agencies mapped to managed it services, while geo pages narrow that inventory to agencies with confirmed location coverage in California, United States. That keeps local totals tied to real market presence instead of a single denormalized primary-location field.

What should I compare when hiring a Managed IT Services agency in California, United States?

Start with service fit, profile quality, and evidence of delivery. Then compare verified status, shortlist depth in the relevant market, and how clearly each agency explains the kind of managed it services work it is best equipped to lead.

Can I explore nearby or broader Managed IT Services markets from California, United States?

Yes. This page links into broader comparison markets such as United States (1,818), along with nearby locations and related services, so you can widen the shortlist without abandoning the original query.