Top 100 Managed Service Providers in California
The Best of April 2026Looking for a top managed service provider in California?
If you’re looking for services that can spare you from complex, time-consuming, and sometimes counterproductive tasks? Perhaps managed service providers can help you and your business. You can rest easy by relying on managed service providers to handle any tedious tasks.
Managed service providers are outsourced third-party companies that provide different support efforts including network, application, security, and payroll works. Businesses and organizations hire managed service providers because of their flexibility and ability to relieve repetitive tasks. Great managed service providers create custom solutions to cater to the different needs of every business. Such services are worthwhile investments especially for startups and midsize businesses that want to have their in-house teams focus on their operations.
To assist you in your search for a partner, we’ve compiled this list of the top IT managed services in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best California Managed Services
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811$1,000+250 - 999 employeesLos Angeles, CAIT managed services company The 20 MSP was founded in 1986. The firm offers IT managed services, cloud consulting & SI, unified communications consulting & SI, Cybersecurity, and more and has a midsize team. The firm is based in Plano, Texas; Enterprise, Alabama; Phoenix, Arizona and Phoenix, Arizona.Read More
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The Fratelli GroupIndustries
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812Undisclosed10 - 49 employeesSacramento, CAThe Highlands Consulting Group LLC is a Digital Strategy company. Their team is headquartered in Sacramento, California. The company offers Digital Strategy and IT managed services.Read More
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813Undisclosed10 - 49 employeesModesto, CAITSolutions|Currie, a small cloud consulting & SI company, is located in Modesto, California. The team provides cloud consulting & SI and IT managed services.Read More
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814Undisclosed10 - 49 employeesModesto, CADatapath is a cloud consulting & SI company. In Modesto, California, the company was founded in 2005. Their services include cloud consulting & SI and IT managed services.Read More
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815Undisclosed10 - 49 employeesPleasanton, CACrestPoint Solutions, an IT managed services company, was founded in 2000. The team offers IT managed services and Custom Software Development.Read More
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816Undisclosed10 - 49 employeesLos Angeles, CAMK Partners is a small cloud consulting & SI company founded in 2006. Their team offers cloud consulting & SI and CRM consulting and SI.Read More
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817Undisclosed10 - 49 employeesAliso Viejo, CAAccutive is a Cybersecurity company based in Aliso Viejo, California and Vancouver, Canada. The team provides Cybersecurity and IT managed services.Read More
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818Undisclosed10 - 49 employeesEl Segundo, CACloud consulting & SI company CAYS was established in 2015. The agency provides cloud consulting & SI and IT managed services, and is small.Read More
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819Undisclosed10 - 49 employeesEl Dorado Hills, CAAIS (Advanced Integrated Solutions), a Cybersecurity company, provide Cybersecurity and IT strategy consulting. They were launched in 1995.Read More
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820Undisclosed10 - 49 employeesLake Forest, CACyberTrust IT Solutions is an IT strategy consulting company. Based in Lake Forest, California, the firm specializes in IT strategy consulting and cloud consulting & SI.Read More
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821Undisclosed10 - 49 employeesTorrance, CALogic Technology Consulting Group is an IT strategy consulting company. The Torrance, California-based firm was founded in 2016. Their services include IT strategy consulting and Cybersecurity.Read More
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822Undisclosed10 - 49 employeesPalo Alto, CAEstablished in 2009, CIO Professional Services, LLC is an IT strategy consulting company. The small team focuses on IT strategy consulting and Cybersecurity.Read More
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823$1,000+2 - 9 employeesWest Hollywood, CASecure Origin is a Cybersecurity and IT managed services company based in West Hollywood, California. They focus on Cybersecurity and IT managed services.Read More
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824Undisclosed50 - 249 employeesBeverly Hills, CACybersecurity company Citrin Cooperman is located in Beverly Hills, California; Los Angeles, California; Livingston, New Jersey and Norwalk, Connecticut. The midsize team specializes in cybersecurity, accounting, IT managed services, business consulting, and more. The company was founded in 1979.Read More
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825$10,000+50 - 249 employeesAgoura Hills, CAIT strategy consulting company Key Information Systems is based in Agoura Hills, California. Their services include IT strategy consulting and BI & big data consulting & SI.Read More
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826$10,000+50 - 249 employeesCarlsbad, CAProficio, a Cybersecurity company, is located in Carlsbad, California and Singapore, Singapore. Their services include Cybersecurity and IT managed services.Read More
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827$10,000+50 - 249 employeesSan Diego, CASecurity On-Demand is a San Diego, California-based Cybersecurity company. Launched in 2001, the team specializes in Cybersecurity and IT managed services.Read More
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828$5,000+1,000 - 9,999 employeesSanta Clara, CAWangsu is a big data company. They are based in Santa Clara, California and Beijing, China, and their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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829Undisclosed50 - 249 employeesMonterey, CABusiness Consulting company Advanced Onion, Inc. Was established in 2006. The team focuses on Business Consulting and Custom Software Development and is located in Monterey, California.Read More
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830Undisclosed50 - 249 employeesSan Francisco, CAKinetica is a midsize custom software development company. Launched in 2009, the team offers Custom Software Development and Artificial Intelligence.Read More
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831Undisclosed50 - 249 employeesSanta Clara, CALaunched in 2000, Rootshell Inc is a midsize Santa Clara, California-based CRM consulting and SI company. Their services include CRM consulting and SI and ERP consulting and SI.Read More
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832Undisclosed50 - 249 employeesCampbell, CAIT managed services company OSI Engineering, Inc. Was founded in 2010. Based in Campbell, California, the team specializes in IT managed services and Accounting.Read More
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833Undisclosed50 - 249 employeesPleasanton, CAAllianceIT Inc is a data analytics company. In Pleasanton, California, the team specializes in BI & big data consulting & SI and ERP consulting and SI.Read More
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834Undisclosed50 - 249 employeesIrvine, CACnetric Global Inc. Is a midsize CRM consulting and SI company founded in 2003. Their services include CRM consulting and SI and IT managed services.Read More
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835Undisclosed50 - 249 employeesSanta Clarita, CAMidsize cloud consulting & SI company Med Tech Solutions, is in Morristown, New Jersey and Santa Clarita, California. The team focuses on cloud consulting & SI and Cybersecurity.Read More
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836Undisclosed50 - 249 employeesSan Ramon, CAProinf, an IT strategy consulting company, was launched in 2011. The team provides IT strategy consulting and Cybersecurity.Read More
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837Undisclosed1,000 - 9,999 employeesSunnyvale, CAXoriant is an UX agency launched in 1990. The company offers UX/UI Design and BI & big data consulting & SI, and is large.Read More
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838Undisclosed50 - 249 employeesPleasanton, CATechbee Solutions is an IT strategy consulting company established in 2018. Their team focuses on IT strategy consulting and IT managed services.Read More
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839Undisclosed50 - 249 employeesSan Francisco, CASpendflo is a Market Research company. In San Francisco, California, the company was established in 2020. Their services include Market Research and IT managed services.Read More
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840Undisclosed1,000 - 9,999 employeesWalnut Creek, CAExadel People is an user experience design agency launched in 1998. The team provides UX/UI Design and IT strategy consulting.Read More
Industries
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