Top 100 IT Services Companies in California
The Best of February 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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1981Undisclosed2 - 9 employeesPasadena, CALaunched in 2020, Elxo Inc. Is a software development company. The team specializes in Custom Software Development and Low/No Code Development.Read More
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1982Undisclosed2 - 9 employeesNewport Beach, CANecula Designs is a small social media marketing firm established in 2018. Their team specializes in Social Media Marketing and Email Marketing.Read More
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1983Undisclosed2 - 9 employeesLos Angeles, CABranding agency Amata Agency was established in 2017. Headquartered in Los Angeles, California, the team offers Branding and Social Media Marketing.Read More
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1984Undisclosed2 - 9 employeesIrvine, CACoral Collective LLC, a branding firm, was launched in 2021. The team focuses on Branding and Social Media Marketing.Read More
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1985Undisclosed2 - 9 employeesPasadena, CAWeb design company Marketingism is headquartered in Pasadena, California. They provide Web Design and IT managed services.Read More
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1986Undisclosed2 - 9 employeesBurbank, CAPolaris Marketing & Consulting is a small branding agency launched in 2019. Their team offers Branding and IT managed services.Read More
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1987$1,000+50 - 249 employeesDublin, CAProgressino LLC is a Ypsilanti, Michigan-based pay per click agency. The midsize team offers Pay Per Click, UX/UI Design, Advertising, Search Engine Optimization, and more. The agency was established in 2011.Read More
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1988$100,000+50 - 249 employeesChatsworth, CASoftware development firm Inverted Software was launched in 2001. The team specializes in Custom Software Development and UX/UI Design.Read More
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1989$1,000+10 - 49 employeesSan Ramon, CAFRAXNET.COM, an ERP consulting and SI company, was launched in 2003. They offers ERP consulting and SI and IT strategy consulting.Read More
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1990Undisclosed10 - 49 employeesWest Hollywood, CAFounded in 2001, Think IT Solutions is an IT managed services company. The team focuses on IT managed services and other IT consulting and SI and is in Harvey, Louisiana and Frederick, Maryland.Read More
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1991$25,000+10 - 49 employeesLos Angeles, CASpring2 Technologies, a custom software development company, offers Custom Software Development and CRM consulting and SI. The firm is headquartered in Sandy, Utah and Los Angeles, California.Read More
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1992Undisclosed10 - 49 employeesMorgan Hill, CASmall ERP consulting and SI company Nextstep Technology, Inc, is headquartered in Springfield, Virginia and Morgan Hill, California. The team focuses on ERP consulting and SI and Cybersecurity.Read More
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1993$10,000+50 - 249 employeesMountain View, CARead More
Forgeahead Solutions is an IT staff augmentation and custom software development company. Established in 1999, the firm is in Mountain View, California; Burnaby, Canada and Pune, India. The midsize team offers IT staff augmentation and custom software development.
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1994Undisclosed10 - 49 employeesIrvine, CAXcelocloud Inc. Is an IT strategy consulting company. Their small team is based in Irvine, California and Chicago, Illinois and focuses on IT strategy consulting. The company was founded in 2017.Read More
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1995$25,000+10 - 49 employeesSanta Clara, CAProduct Design company Sequoia Applied Technologies was launched in 2016. The company specializes in Product Design and IT strategy consulting.Read More
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1996Undisclosed1,000 - 9,999 employeesSan Jose, CAQuantiphi is a Market Research company founded in 2013. The firm offers Market Research and IT strategy consulting, and is large.Read More
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1997$50,000+10 - 49 employeesNorth Highlands, CAGoteco is a custom software development company. Their small team is located in Kyiv, Ukraine and North Highlands, California and specializes in Custom Software Development, BI & big data consulting & SI, CRM consulting and SI, ERP consulting and SI, and more. The company was launched in 2023.Read More
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1998Undisclosed50 - 249 employeesPalo Alto, CALaunched in 2013, Data Theorem, Inc. Is an app development firm. Their team focuses on Mobile App Development and IT strategy consulting.Read More
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1999$10,000+10 - 49 employeesSan Francisco, CAArtificial intelligence firm dtLabs is based in Bauru, Brazil and San Francisco, California. They offer Artificial Intelligence and AI Consulting and were established in 2018.Read More
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2000Undisclosed2 - 9 employeesSacramento, CAEnterprise App Modernization company Lume Consulting Group is in Sacramento, California. Established in 2018, the team focuses on Enterprise App Modernization and BI & big data consulting & SI.Read More
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2001Undisclosed50 - 249 employeesSacramento, CANuMSP, an IT managed services company, specialize in IT managed services and other IT consulting and SI. They were launched in 2018.Read More
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2002Undisclosed10 - 49 employeesSanta Clara, CATiger Analytics is a Business Consulting company launched in 2010. Their team provides Business Consulting and Marketing Strategy.Read More
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2003$10,000+50 - 249 employeesSunnyvale, CAIT strategy consulting company TransformHub was established in 2019. The team specializes in IT strategy consulting and UX/UI Design and is based in Singapore, Singapore and Sunnyvale, California.Read More
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2004Undisclosed50 - 249 employeesIrvine, CAOnica by Rackspace Technology, a midsize big data analytics company, is located in Toronto, Canada and Irvine, California. The team offers BI & big data consulting & SI and cloud consulting & SI.Read More
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2005Undisclosed10 - 49 employeesLong Beach, CACloud Advisory LLC is an application development company founded in 2011. The small team offers Mobile App Development and Web Development.Read More
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2006$5,000+2 - 9 employeesBurbank, CAWebsite development company Kaufman International is located in Burbank, California. Launched in 2006, the team focuses on Web Development and IT managed services.Read More
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2007$1,000+Freelancer employeesIrvine, CARevlix, LLC is a CRM consulting and SI company. Established in 2023, the team specializes in CRM consulting and SI and Web Design.Read More
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2008Undisclosed50 - 249 employeesOakland, CAEstablished in 2002, Nagnoi, LLC is a midsize Business Consulting company in San Juan, Puerto Rico and Oakland, California. Their team provides Business Consulting and BI & big data consulting & SI.Read More
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2009$1,000+1,000 - 9,999 employeesSan Diego, CAInsight Global, a big data analytics company, provides BI & big data consulting & SI and cloud consulting & SI. The firm is located in Atlanta, Georgia and Birmingham, Alabama.Read More
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2010Undisclosed2 - 9 employeesSan Francisco, CAConichiwa is a Business Consulting company launched in 2017. Their services include Business Consulting and Custom Software Development.Read More
Industries
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Check out an IT Services Company in California with the most new reviews in the past 12 months.
Most Reviewed
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