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
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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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511Undisclosed50 - 249 employeesSan Diego, CALaunched in 2003, AUSGAR Technologies, Inc. Is an IT managed services and Cybersecurity company. The agency focuses on IT managed services and Cybersecurity, and is midsize.Read More
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512Undisclosed2 - 9 employeesBurbank, CATavera Technologies, INC. Is a small IT managed services company located in Burbank, California. Their services include IT managed services.Read More
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513Undisclosed2 - 9 employeesCalexico, CALocated in Calexico, California, W-PNP, Inc. Is an IT managed services company. They focus on IT managed services and were established in 2003.Read More
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514Undisclosed10 - 49 employeesSan Diego, CAFounded in 2016, Red River Resources, LLC NavAide, a small IT managed services company, is in San Diego, California. Their team focuses on IT managed services and Accounting.Read More
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515Undisclosed2 - 9 employeesPleasanton, CAIT managed services company Computer Cite (CCITE) specializes in IT managed services. They were established in 1997.Read More
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516Undisclosed10,000+ employeesPasadena, CATetra Tech, a large IT strategy consulting company, is located in Pasadena, California. Their services include IT strategy consulting and BI & big data consulting & SI.Read More
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517Undisclosed2 - 9 employeesSanta Rosa, CAIT managed services company Norcal Networks is located in Santa Rosa, California. Launched in 2003, the team provides IT managed services and Web Design.Read More
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518Undisclosed2 - 9 employeesSanta Rosa, CABased in Santa Rosa, California, Vista Broadband Networks is an IT managed services company. They provide IT managed services and were launched in 2000.Read More
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519Undisclosed50 - 249 employeesSan Francisco, CAMeter is an IT managed services and IT staff augmentation company launched in 2015. The company offers IT managed services and IT staff augmentation, and is midsize.Read More
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520Undisclosed50 - 249 employeesSan Diego, CACybersecurity and IT managed services company akaCRM, a division of SIG was launched in 2007. The company specializes in Cybersecurity and IT managed services.Read More
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521Undisclosed250 - 999 employeesSan Francisco, CATrustArc, a Compliance Consulting company, was launched in 1997. The midsize team specializes in Compliance Consulting and IT managed services.Read More
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522Undisclosed1,000 - 9,999 employeesIrvine, CAHitachi Solutions America is an IT strategy consulting company located in Irvine, California. The team specializes in IT strategy consulting and IT managed services.Read More
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523Undisclosed250 - 999 employeesFolsom, CAVisionary Integration Professionals (VIP) is an IT managed services company. Their team is headquartered in Folsom, California and offers IT managed services and Business Consulting.Read More
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524Undisclosed250 - 999 employeesManhattan Beach, CALaunched in 2013, Qvest.US is a midsize IT managed services company. Their team provides IT managed services and Custom Software Development.Read More
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525Undisclosed1,000 - 9,999 employeesSan Jose, CASpirent Communications is a Cybersecurity company in San Jose, California and Beijing, China. They offer Cybersecurity and IT managed services and were launched in 1936.Read More
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526Undisclosed250 - 999 employeesHayward, CAFull Circle Electronics is an IT managed services company. They offer IT managed services and Document Digitization & Management and were launched in 2001.Read More
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527Undisclosed10 - 49 employeesSan Leandro, CAData Slayer is an IT managed services company launched in 2012. The team provides IT managed services.Read More
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528Undisclosed2 - 9 employeesSanta Rosa, CAEWaste Sonoma is an IT managed services company. Established in 2018, the team offers IT managed services. The company is in Santa Rosa, California.Read More
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529Undisclosed2 - 9 employeesLos Gatos, CABay Surplus Technology is an IT managed services company. The team offers IT managed services, and the firm is headquartered in Los Gatos, California.Read More
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530Undisclosed2 - 9 employeesMurrieta, CADocument Security Solutions, an IT managed services company, was founded in 2007. They specializes in IT managed services.Read More
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531Undisclosed2 - 9 employeesSan Jose, CAFounded in 1984, M-Cubed Global is an IT managed services company. Their services include IT managed services.Read More
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532Undisclosed2 - 9 employeesIrwindale, CAVirogreen USA Inc. Is an IT managed services company. They focus on IT managed services and are headquartered in Irwindale, California.Read More
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533Undisclosed2 - 9 employeesRancho Cucamonga, CAWe Buy Used IT Equipment is an IT managed services company. They focus on IT managed services and were established in 1965.Read More
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534Undisclosed10 - 49 employeesGarden Grove, CAIT managed services company California Electronics was launched in 2008. The firm specializes in IT managed services.Read More
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535Undisclosed10 - 49 employeesFremont, CAExcess Logic is an IT managed services company. The team is located in Fremont, California, and their services include IT managed services.Read More
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536Undisclosed2 - 9 employeesSan Diego, CAAvritek, an IT managed services company, is based in San Diego, California. They focus on IT managed services.Read More
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537Undisclosed10 - 49 employeesFremont, CAIn Fremont, California, Surplus Service is an IT managed services company. They offer IT managed services.Read More
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538Undisclosed2 - 9 employeesSan Diego, CAIT managed services company Dream Electronic Recycling is located in San Diego, California. Established in 2020, the team provides IT managed services.Read More
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539Undisclosed2 - 9 employeesLivermore, CALaunched in 2011, Direct Resource Management, Inc. Is a small IT managed services company. Their team specializes in IT managed services.Read More
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540Undisclosed10 - 49 employeesFremont, CAEvergreen IT Solutions is an IT managed services company headquartered in Fremont, California. The team provides IT managed services.Read More
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