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.
List of the Best California Managed Services
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421$1,000+10 - 49 employeesSan Diego, CANatural Networks is an IT strategy consulting company. The firm is headquartered in San Diego, California. Their team specializes in IT strategy consulting and cloud consulting & SI.Read More
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422Undisclosed10 - 49 employeesNewark, CAIT strategy consulting company Renascence IT Consulting was launched in 2010. The team specializes in IT strategy consulting and cloud consulting & SI.Read More
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423$1,000+10 - 49 employeesCarlsbad, CAEnteracloud is a small Carlsbad, California-based IT strategy consulting company. The team focuses on IT strategy consulting and cloud consulting & SI.Read More
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424$1,000+10 - 49 employeesSan Jose, CAConverter Tools is a Direct Marketing company. Their small team of employees is headquartered in San Jose, California and Noida, India. Their team specializes in Direct Marketing and Market Research.Read More
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425$10,000+10 - 49 employeesIrvine, CAThe Comtel Group is an unified communications consulting & SI company. They provide unified communications consulting & SI and IT managed services and were founded in 1989.Read More
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426$10,000+50 - 249 employeesSan Diego, CARead More
IT strategy consulting company Meriplex Communications was established in 2001. In Houston, Texas, their midsize team focuses on IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services.
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427Undisclosed10 - 49 employeesRolling Hills Estates, CAADS Consulting Group Inc. Is a small Rolling Hills Estates, California-based IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.Read More
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428$1,000+2 - 9 employeesLos Alamitos, CACybersecurity company Shift Computer Services provides Cybersecurity and IT managed services. They were founded in 2005.Read More
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429$1,000+2 - 9 employeesPasadena, CAKairos Partners is an IT strategy consulting company launched in 2016. Their team specializes in IT strategy consulting and IT managed services.Read More
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430$1,000+2 - 9 employeesSamoa, CABased in Samoa, California, Alternative Business Concepts is an IT managed services company. Their services include IT managed services and unified communications consulting & SI.Read More
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431$1,000+2 - 9 employeesSan Diego, CASmall Cybersecurity company Tech Kahunas, is located in San Diego, California. Their services include Cybersecurity and IT managed services.Read More
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432Undisclosed2 - 9 employeesPalm Desert, CARNRPC Computer Repair is a Cybersecurity company. The Palm Desert, California-based company was founded in 2008. Their services include Cybersecurity and IT managed services.Read More
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433$1,000+2 - 9 employeesSanta Clarita, CANKC Managed Services is a Cybersecurity company. Based in Santa Clarita, California, the team offers Cybersecurity and IT managed services.Read More
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434$1,000+10 - 49 employeesCosta Mesa, CAFounded in 2024, Coastal IT Services is a small IT strategy consulting company. Their team provides IT strategy consulting and Cybersecurity.Read More
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435$1,000+10 - 49 employeesFolsom, CAStech Group is an unified communications consulting & SI company. They were launched in 2016, and their services include unified communications consulting & SI and IT managed services.Read More
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436$1,000+50 - 249 employeesTurlock, CAEstablished in 2025, VaultEdge IT is a midsize IT strategy consulting company in Turlock, California. Their team specializes in IT strategy consulting and cloud consulting & SI.Read More
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437Undisclosed50 - 249 employeesSan Mateo, CAFounded in 1979, Caccia Plumbing, a midsize SEO agency, is based in San Mateo, California. Their team specializes in Search Engine Optimization and UX/UI Design.Read More
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438$50,000+1,000 - 9,999 employeesSan Francisco, CARead More
Bluewolf is a global Salesforce consulting agency based in New York, with offices in San Francisco, Boston, Atlanta, and London. Founded in 2000, their team of about 1,200 employees provides services for enterprise and mid-market businesses. They specialize in CRM consulting, IT managed services, system information, and cloud consulting.
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Stanley Black & DeckerIndustries
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439Undisclosed10 - 49 employeesSan Diego, CAIn San Diego, California and Briarcliff Manor, New York, Platinum Cubed LLC is a CRM consulting and SI company. Their services include CRM consulting and SI and Business Consulting.Read More
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440$5,000+10 - 49 employeesLos Angeles, CANorth Blue Networks, a Cybersecurity company, was established in 1998. The team specializes in Cybersecurity and IT managed services.Read More
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441$5,000+10 - 49 employeesFremont, CAProkopto is a small IT strategy consulting company headquartered in Fremont, California. The team offers IT strategy consulting and cloud consulting & SI.Read More
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442Undisclosed10 - 49 employeesIrvine, CABB2 Technology Group is a small Irvine, California-based UX design company. The team focuses on UX/UI Design and BI & big data consulting & SI.Read More
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443Undisclosed250 - 999 employeesPalo Alto, CAEstablished in 2016, Opentrends US is an AI development company. The team specializes in Artificial Intelligence and IT managed services.Read More
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444Undisclosed10 - 49 employeesSan Francisco, CAFounded in 1987, Langtech is a small IT managed services company. Their services include IT managed services and Custom Software Development.Read More
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445$1,000+10 - 49 employeesLos Angeles, CAM-Theory Group is a cloud consulting & SI company located in Los Angeles, California. Founded in 1998, the team specializes in cloud consulting & SI and IT managed services.Read More
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446$1,000+10 - 49 employeesSan Diego, CALaunched in 2007, Windward Technology is a Cybersecurity company. The small team focuses on Cybersecurity and IT strategy consulting.Read More
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447Undisclosed10 - 49 employeesLaguna Hills, CAZephyr Networks, Inc. Is an IT strategy consulting company. The team offers IT strategy consulting and BI & big data consulting & SI, and the company is located in Laguna Hills, California.Read More
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448Undisclosed10 - 49 employeesRoseville, CAZenxeon Technologies, a web design company, was launched in 2004. They offers Web Design and IT strategy consulting.Read More
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449Undisclosed10 - 49 employeesCastaic, CAThe Good IT Company is a cloud consulting & SI company. The Castaic, California-based agency was founded in 2020. Their team provides cloud consulting & SI and Cybersecurity.Read More
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450$1,000+10 - 49 employeesCulver City, CAOverwatch Group, an IT strategy consulting company, is based in Montville, New Jersey and Culver City, California. Their services include IT strategy consulting and cloud consulting & SI.Read More
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