Top 100 IT Services Companies in California
The Best of September 2026Looking for a top IT services company in California?
For your company to grow, it is essential to choose the best technology. Hiring an innovative IT services provider is the easiest way to ensure that you are making the best use of technology, increasing sales, and staying one step ahead of the competition.
To assist you in your search for a partner, we’ve compiled this list of the top IT consultants 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 IT Companies
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481Undisclosed10 - 49 employeesCorona, CAEverconnect Data Systems is a cloud consulting & SI company. The small Corona, California-based team offers cloud consulting & SI and IT strategy consulting. The company was launched in 2010.Read More
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482Undisclosed2 - 9 employeesSanta Rosa, CALaunched in 2002, Wooden Spoon is an IT managed services company. The team focuses on IT managed services.Read More
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483Undisclosed10 - 49 employeesFullerton, CAIntelecis, a Cybersecurity and IT managed services company, was established in 2010. The team provides Cybersecurity and IT managed services.Read More
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484$1,000+2 - 9 employeesVilla Park, CAAcentec, Inc. Is an IT managed services company. The Villa Park, California-based company focuses on IT managed services and IT strategy consulting.Read More
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485$1,000+2 - 9 employeesLaguna Niguel, CASkyward Technical Solutions, an IT managed services company, was established in 2011. The small team focuses on IT managed services and other IT consulting and SI.Read More
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486Undisclosed50 - 249 employeesLos Angeles, CAGuardian Integrated security, a Cybersecurity company, was launched in 1999. The firm offers Cybersecurity.Read More
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487Undisclosed50 - 249 employeesVentura, CAFTI Services is an IT managed services company. Located in Ventura, California and Westlake Village, California, the firm focuses on IT managed services and IT strategy consulting.Read More
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488$10,000+50 - 249 employeesSan Jose, CASAMADHAN, a CRM consulting and SI and ERP consulting and SI company, is located in San Jose, California and Ranchi, India. The team offers CRM consulting and SI and ERP consulting and SI.Read More
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489Undisclosed250 - 999 employeesIrvine, CADenken Solutions, a CRM consulting and SI company, is headquartered in Irvine, California and Toronto, Canada. The team provides CRM consulting and SI and IT strategy consulting.Read More
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490Undisclosed10 - 49 employeesHuntington Beach, CALaunched in 1999, Alpha & Omega Computer and Network Services, Inc. Is a small Cybersecurity company. Their team specializes in Cybersecurity and IT managed services.Read More
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491Undisclosed10 - 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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492Undisclosed10 - 49 employeesOakland, CAPC Professional, Inc., a small IT managed services company, is based in Oakland, California. Their services include IT managed services and Cybersecurity.Read More
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493Undisclosed10 - 49 employeesCalabasas, CACastellan Inc. Is an other IT consulting and SI company founded in 1999. Their team specializes in other IT consulting and SI and IT strategy consulting.Read More
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494Undisclosed10 - 49 employeesIrvine, CAMR2 Solutions is an IT strategy consulting company. In Irvine, California, the firm provides IT strategy consulting and cloud consulting & SI.Read More
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495$1,000+10 - 49 employeesSan Diego, CAI-NETT is an IT managed services company headquartered in San Diego, California. They offer IT managed services and Cybersecurity.Read More
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496$50,000+10 - 49 employeesLos Angeles, CALicenseFortress is an IT managed services company in Los Angeles, California. The team provides IT managed services and IT strategy consulting.Read More
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497$1,000+10 - 49 employeesPalm Desert, CASouthwest Networks, Inc. Is a small IT managed services company. Launched in 1996, the team provides IT managed services and Cybersecurity.Read More
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498$5,000+2 - 9 employeesRoseville, CAComodo Technology, a small IT managed services company, is located in Roseville, California. Their services include IT managed services and IT strategy consulting.Read More
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499$10,000+10 - 49 employeesManhattan Beach, CARead More
Health Samurai is a machine learning company based in Manhattan Beach, Calif. Founded in 2004, the team of 16 specializes in web development, mobile app development and AI.
Clients
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500$1,000+10 - 49 employeesLos Angeles, CALocated in Los Angeles, California, The Email Marketers is an Email Marketing company. The small team offers Email Marketing and CRM consulting and SI and was launched in 2020.Read More
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501$25,000+1,000 - 9,999 employeesSan Mateo, CAERP consulting and SI company LogiGear was established in 1994. The team focuses on ERP consulting and SI and Custom Software Development.Read More
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CommScopeIndustries
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502$5,000+10 - 49 employeesRedwood City, CAGreenM is an AI firm established in 2014. Their services include Artificial Intelligence and BI & big data consulting & SI.Read More
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503$10,000+10 - 49 employeesBuena Park, CASmall custom software development company TechKopra Solutions, is in Jaipur, India and Buena Park, California. They offer Custom Software Development, Mobile App Development, CRM consulting and SI, Web Development, and more and were launched in 2014.Read More
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CowriumIndustries
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504$25,000+50 - 249 employeesSan Francisco, CAIntuitech, a Digital Strategy company, is headquartered in Budapest, Hungary and San Francisco, California. The team provides Digital Strategy and Custom Software Development.Read More
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TelenorIndustries
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505$1,000+2 - 9 employeesLa Mesa, CABased in La Mesa, California and San José, Costa Rica, Andes Edge Consulting is a Digital Strategy company. The company offers Digital Strategy, IT strategy consulting, Artificial Intelligence, Business Consulting, and more and is small.The company was established in 2025.Read More
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506$1,000+10 - 49 employeesLos Angeles, CAIT managed services company Pro Link Systems was launched in 1999. The small team focuses on IT managed services, IT strategy consulting, cloud consulting & SI, Cybersecurity, and more. The company is based in Los Angeles, California.Read More
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507$5,000+10 - 49 employeesIrvine, CACircle MSP - Technology Consulting Firm is a IT managed services company. The small Irvine, California-based team offers IT managed services, cybersecurity, IT strategy consulting, web design, and more. The agency was founded in 1989.Read More
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508$25,000+250 - 999 employeesFremont, CAAdvanced Hospitality Technologies is an IT managed services company. The Fremont, California-based firm was founded in 2011. Their team offers IT managed services.Read More
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509$5,000+10 - 49 employeesSan Francisco, CALaunched in 2009, Centarus | IT Support & Managed IT Services is an IT managed services company. The team provides IT managed services and Cybersecurity.Read More
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510$5,000+2 - 9 employeesThousand Oaks, CARock Solid Technology Solutions is an IT managed services company. The company is located in Thousand Oaks, California. Their services include IT managed services and other IT consulting and SI.Read More
Industries
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