Top 100 Managed Service Providers in California
The Best of November 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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151$1,000+50 - 249 employeesNapa, CAEndsight is an IT managed services company in Napa, California. They focus on IT managed services and IT strategy consulting and were founded in 2004.Read More
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152Undisclosed50 - 249 employeesCupertino, CATechnology Mindz, a midsize CRM consulting and SI company, is in Cupertino, California and Jaipur, India. Their services include CRM consulting and SI and IT managed services.Read More
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153Undisclosed2 - 9 employeesMission Viejo, CANysa Technology is a small Cybersecurity company. Founded in 2023, the firm is located in Mission Viejo, California. Their team specializes in Cybersecurity, IT strategy consulting, and IT managed services.Read More
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154$1,000+50 - 249 employeesCampbell, CAClickAway IT Services is a Campbell, California-based IT managed services company. They focus on IT managed services and IT staff augmentation and were established in 2002.Read More
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155Undisclosed10 - 49 employeesLaguna Hills, CAInSync Computer Solutions is an IT managed services company. Their team is based in Laguna Hills, California and specializes in IT managed services and IT staff augmentation.Read More
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156$1,000+10 - 49 employeesAlbany, CAArcSource - IT & Cybersecurity Services is a small Albany, California-based IT managed services company. Their services include IT managed services and Cybersecurity.Read More
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157$1,000+2 - 9 employeesLos Angeles, CASignalWorks is an artificial intelligence company. Their small team is located in Los Angeles, California. The firm specializes in Artificial Intelligence, AI Consulting, AI Agents, Custom Software Development, and more. The firm was launched in 2025.Read More
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158$1,000+2 - 9 employeesSan Jose, CAEstablished in 2019, LOGIQ is an IT managed services company. The agency focuses on IT managed services, and is small.Read More
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159Undisclosed50 - 249 employeesCeres, CAMidsize IT managed services and AI firm IntelliSite, is headquartered in Fort Mill, South Carolina and Ceres, California. Their services include IT managed services and Artificial Intelligence.Read More
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160$1,000+2 - 9 employeesEl Cajon, CAJunxion Technology LLC is an IT managed services company. The team specializes in IT managed services and IT strategy consulting and is in El Cajon, California.Read More
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161Undisclosed10 - 49 employeesSanta Monica, CAStipop is an IT managed services company. They are located in Santa Monica, California and Jung-gu, South Korea and have small team. They provide IT managed services and Web Development.Read More
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162$5,000+50 - 249 employeesRiverside, CADonWeb is an Email Marketing and IT managed services company. Founded in 2002, their team provides Email Marketing and IT managed services.Read More
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163$1,000+50 - 249 employeesWestlake Village, CAISSQUARED INC is an IT managed services company. The team specializes in IT managed services and cloud consulting & SI, and the company is in Westlake Village, California and Hyderabad, India.Read More
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164$1,000+10 - 49 employeesRoseville, CAComodo Technology, an IT managed services company, is in Roseville, California. The team specializes in IT managed services and Cybersecurity.Read More
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165Undisclosed10 - 49 employeesSacramento, CATeamLogic IT is an IT managed services company established in 2017. Located in Sacramento, California and Sacramento, California, the team specializes in IT managed services and Cybersecurity.Read More
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166Undisclosed10 - 49 employeesSan Francisco, CAIBeesoft is an IT managed services company launched in 2011. The team offers IT managed services.Read More
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167$10,000+250 - 999 employeesSan Diego, CAFIT Solutions, LLC is an IT managed services company. Established in 2012, the company is based in San Diego, California. Their team offers IT managed services and Cybersecurity.Read More
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168$10,000+250 - 999 employeesCarmichael, CASDI Presence is an IT managed services company. Founded in 2016, the team focuses on IT managed services and IT strategy consulting.Read More
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169$1,000+10 - 49 employeesSan Jose, CADRS Softec is an IT managed services company. They are based in San Jose, California, and their services include IT managed services.Read More
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170Undisclosed50 - 249 employeesSanta Barbara, CA4me is a midsize IT managed services company. Launched in 2010, the team provides IT managed services.Read More
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171$1,000+10 - 49 employeesSan Diego, CANetwork Titan is an IT managed services company. The team is based in San Diego, California, and their services include IT managed services and cloud consulting & SI.Read More
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172Undisclosed1,000 - 9,999 employeesStockton, CAEstablished in 2008, MSRcosmos LLC is an Application Management & Support company. Based in Stockton, California, the team focuses on Application Management & Support and ERP consulting and SI.Read More
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173Undisclosed50 - 249 employeesIrvine, CARight Click is an IT managed services company. Located in Irvine, California, the team focuses on IT managed services and IT strategy consulting.Read More
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174$5,000+50 - 249 employeesSanta Monica, CABased in Santa Monica, California and Irvine, California, CorpInfo is an IT managed services company. They offer IT managed services and cloud consulting & SI.Read More
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175$10,000+10 - 49 employeesWest Hollywood, CAGeekTek IT Services is an IT managed services company founded in 1998. Their services include IT managed services and cloud consulting & SI.Read More
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176Undisclosed50 - 249 employeesSan Diego, CALaunched in 1984, Office1 is an IT managed services company. Their team provides IT managed services and IT strategy consulting.Read More
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177Undisclosed250 - 999 employeesSan Francisco, CAUnitedLayer is a midsize IT managed services company based in San Francisco, California. Their services include IT managed services and cloud consulting & SI.Read More
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178Undisclosed10 - 49 employeesGlendale, CALocated in Tampa, Florida and Glendale, California, IT Support Guys is a small IT managed services company. The team specializes in IT managed services.Read More
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179$1,000+10 - 49 employeesBakersfield, CADiamond IT is an IT managed services company launched in 2006. The small team focuses on IT managed services and Cybersecurity.Read More
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180Undisclosed50 - 249 employeesRedlands, CANobel Systems is a cloud consulting & SI and IT managed services company. In Redlands, California, the team offers cloud consulting & SI and IT managed services.Read More
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