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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2161Undisclosed10 - 49 employeesSunnyvale, CABig data analytics company Veloxity Inc. Was launched in 2013. The firm focuses on BI & big data consulting & SI and Artificial Intelligence.Read More
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2162$1,000+250 - 999 employeesDublin, CAHarbinger Group is an AI company. The Redmond, Washington-based team specializes in Artificial Intelligence and Custom Software Development.Read More
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2163Undisclosed10 - 49 employeesYoungstown, OHEmpyra is a small Youngstown, Ohio-based IT strategy consulting and IT managed services company. Their services include IT strategy consulting and IT managed services.Read More
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2164Undisclosed50 - 249 employeesIrvine, CAFounded in 2016, Purple Drive Technologies is an user experience agency. The agency provides UX/UI Design and cloud consulting & SI, and is midsize.Read More
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2165$1,000+50 - 249 employeesLos Angeles, CAEmail Marketing company INSIDEA was founded in 2022. Their midsize team is headquartered in Dover, Delaware; New York, New York; Los Angeles, California and Austin, Texas. INSIDEA focuses on Email Marketing, Pay Per Click, Advertising, Social Media Marketing, and more.Read More
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2166$50,000+50 - 249 employeesPalo Alto, CARobiquity is an IT strategy consulting company. Based in Manchester, England and Toronto, Canada, the team provides IT strategy consulting and cloud consulting & SI.Read More
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2167$5,000+2 - 9 employeesSan Diego, CAIn San Diego, California, Red Apple Media is an e-commerce development company. They offer E-Commerce Development and IT managed services and were established in 2009.Read More
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2168Undisclosed2 - 9 employeesSan Diego, CASmall SEO services firm SmartMetrics, is based in San Diego, California. Their services include Search Engine Optimization and BI & big data consulting & SI.Read More
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2169Undisclosed10 - 49 employeesLong Beach, CAEnsymbios, Inc. Is an IT strategy consulting company. The team offers IT strategy consulting and CRM consulting and SI and is based in Long Beach, California.Read More
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2170Undisclosed10 - 49 employeesCity of Industry, CAAccounting company Tina T. Chiang Accountancy Corporation is headquartered in City of Industry, California. Launched in 1997, the team focuses on Accounting and Financial Advising & Planning.Read More
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2171UndisclosedFreelancer employeesLake Forest, CAOcean Bright Consulting, a Business Consulting company, is based in Lake Forest, California. Their services include Business Consulting and ERP consulting and SI.Read More
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2172UndisclosedFreelancer employeesLivermore, CAHeadquartered in Livermore, California, Danlyn Engineering is a small IT strategy consulting company. Their services include IT strategy consulting and Product Design.Read More
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2173Undisclosed50 - 249 employeesPacifica, CAFinal Key Consulting LLC is a social media marketing agency. Established in 2015, the firm specializes in Social Media Marketing and Logo.Read More
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2174Undisclosed10 - 49 employeesSan Francisco, CARivi is an user experience design agency founded in 2017. Their team provides UX/UI Design and Product Design.Read More
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2175Undisclosed50 - 249 employeesLos Angeles, CATech Holding, a data analytics company, was established in 2016. The company provides BI & big data consulting & SI and cloud consulting & SI, and is midsize.Read More
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2176Undisclosed250 - 999 employeesPleasanton, CACriticalRiver Inc. Is a cloud consulting & SI company founded in 2014. The team focuses on cloud consulting & SI and IT managed services and is in Pleasanton, California and Hyderabad, India.Read More
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2177Undisclosed50 - 249 employeesSan Francisco, CAIn San Francisco, California and Paris, France, TrustInSoft is a midsize data analytics company. Their services include BI & big data consulting & SI and Cybersecurity.Read More
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2178$5,000+2 - 9 employeesLos Angeles, CAThe Web Corner, Inc. Is a web design agency established in 2004. Their team provides Web Design and Web Development.Read More
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2179$1,000+2 - 9 employeesSan Francisco, CAIn San Francisco, California, CEO Services USA is an Accounting company. The team offers Accounting and Back Office Outsourcing.Read More
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2180$10,000+2 - 9 employeesSan Diego, CASoftware development company Notch8 is based in San Diego, California. Launched in 2007, the team offers Custom Software Development and Web Development.Read More
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2181Undisclosed2 - 9 employeesFresno, CABiz Fuzion is a Business Consulting company. Based in Fresno, California, the team focuses on Business Consulting and Call Center Services.Read More
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2182Undisclosed2 - 9 employeesLancaster, CAEstablished in 1991, JR'S Handling is an Email Marketing company. Their team offers Email Marketing and Direct Marketing.Read More
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2183Undisclosed2 - 9 employeesLong Beach, CANovareSys, LLC is a Penfield, New York-based software development firm. They provide Custom Software Development and Digital Engineering.Read More
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2184Undisclosed2 - 9 employeesSan Francisco, CABased in San Francisco, California and Silverstone, England, Edge Tech is a small artificial intelligence company. The team focuses on Artificial Intelligence and Robotics Process Automation.Read More
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2185Undisclosed2 - 9 employeesLos Angeles, CASocializeLA.com is a Fractional CMO Services company. The company is headquartered in Los Angeles, California. Their team specializes in Fractional CMO Services and Marketing Strategy.Read More
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2186Undisclosed2 - 9 employeesSanta Clara, CAContactaffix is a Marketing Strategy company. Launched in 2017, the company specializes in Marketing Strategy and Market Research.Read More
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2187Undisclosed2 - 9 employeesTorrance, CAWordPress Superheroes, a web development firm, focuses on Web Development and Search Engine Optimization. The firm is in Torrance, California.Read More
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2188Undisclosed2 - 9 employeesPalo Alto, CANo Diamonds Web Services, a Marketing Strategy company, is based in Palo Alto, California. They specialize in Marketing Strategy and Social Media Marketing and were established in 2001.Read More
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2189Undisclosed2 - 9 employeesSan Francisco, CACodepilot, Inc. Is a web design company launched in 2017. Their services include Web Design and Web Development.Read More
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2190Undisclosed2 - 9 employeesIrvine, CAOC Imagine is a web design agency. The Irvine, California-based agency was launched in 2021. Their services include Web Design and Custom Software Development.Read More
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