Top 100 Managed Service Providers in California
The Best of December 2025Looking 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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$1,000+250 - 999 employeesDallas, TXBased in Dallas, Texas; Louisville, Kentucky; Shreveport, Louisiana and Fort Worth, Texas, IT GOAT is an IT managed services company. The midsize company was founded in 2018. Their team specializes in IT managed services, IT strategy consulting, cloud consulting & SI, and Cybersecurity.Read More
Industries
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$1,000+50 - 249 employeesNaperville, ILBetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.Read More
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781Undisclosed2 - 9 employeesLos Angeles, CAD3 Legal Search, LLC, a Staffing company, is headquartered in Los Angeles, California. Established in 2010, the team focuses on Staffing and IT managed services.Read More
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782Undisclosed2 - 9 employeesAlhambra, CAEstablished in 2014, Cascadia Capital Corporations is an IT managed services company. The team specializes in IT managed services and Business Consulting.Read More
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783Undisclosed2 - 9 employeesLivermore, CAEZ E-File Tax Preparers, an Accounting company, is in Livermore, California. Launched in 2001, the team offers Accounting and IT managed services.Read More
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784Undisclosed2 - 9 employeesSacramento, CADVBE Technology Group is a small Cybersecurity company. Founded in 2015, the team specializes in Cybersecurity and cloud consulting & SI.Read More
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785Undisclosed2 - 9 employeesSanta Ana, CALaunched in 2007, AES Global, Inc. Is a small Santa Ana, California-based Enterprise App Modernization company. Their team focuses on Enterprise App Modernization and IT managed services.Read More
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786Undisclosed2 - 9 employeesWhittier, CAExpedite IO, a small custom software development firm, is in Whittier, California. The team specializes in Custom Software Development and IT managed services.Read More
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787Undisclosed2 - 9 employeesChula Vista, CASan Diego Tech Support is a Cybersecurity company. The team specializes in Cybersecurity and cloud consulting & SI and is headquartered in Chula Vista, California.Read More
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788Undisclosed2 - 9 employeesBrea, CAEstablished in 2010, Brea Networks, LLC is an IT managed services company. Their services include IT managed services and Compliance Consulting.Read More
Industries
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789Undisclosed2 - 9 employeesCulver City, CALocated in Culver City, California, Bright Defense, LLC. Is a Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
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790Undisclosed2 - 9 employeesLos Angeles, CAXeneX Inc. Is a Cybersecurity company. In Los Angeles, California, their team provides Cybersecurity and IT managed services.Read More
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791Undisclosed2 - 9 employeesLos Angeles, CALaunched in 2022, Catenactio, a small Cybersecurity company, is located in Los Angeles, California. Their team specializes in Cybersecurity and IT managed services.Read More
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792Undisclosed10 - 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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793Undisclosed10 - 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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794Undisclosed10 - 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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795Undisclosed10 - 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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796Undisclosed10 - 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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797Undisclosed10 - 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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798Undisclosed10 - 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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799Undisclosed10 - 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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800Undisclosed10 - 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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801Undisclosed10 - 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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802Undisclosed10 - 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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803$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
Industries
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804$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
Industries
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805$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
Industries
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806$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
Industries
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807$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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808Undisclosed50 - 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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809Undisclosed50 - 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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810Undisclosed50 - 249 employeesBeverly Hills, CACitrin Cooperman is a midsize Cybersecurity company launched in 1979. Their team provides Cybersecurity and Accounting.Read More
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