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.
Jump to Most Reviewed Companies
List of the Best California IT Companies
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1891Undisclosed10 - 49 employeesPleasanton, CAHeadquartered in Pleasanton, California and Vadodara, India, Exaqode is a small UX design agency. The team focuses on UX/UI Design and IT strategy consulting.Read More
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1892Undisclosed10 - 49 employeesMenlo Park, CADiffbot is an artificial intelligence firm. Their small team is in Menlo Park, California. Their services include Artificial Intelligence and BI & big data consulting & SI.Read More
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1893Undisclosed10 - 49 employeesSan Jose, CALaunchable, Inc is a data analytics company. Located in San Jose, California, the team specializes in BI & big data consulting & SI and Custom Software Development.Read More
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1894Undisclosed10 - 49 employeesNewport Beach, CAInsellerate is a Sales Outsourcing company. The agency is headquartered in Newport Beach, California. Their services include Sales Outsourcing and Pay Per Click.Read More
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1895Undisclosed10 - 49 employeesLos Angeles, CAAloola.io is a PPC agency. Established in 2019, the agency is located in Los Angeles, California. Their team focuses on Pay Per Click and Search Engine Optimization.Read More
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1896Undisclosed10 - 49 employeesSan Francisco, CAPostHog, Inc. Is a Market Research company. Based in San Francisco, California, their team focuses on Market Research and BI & big data consulting & SI.Read More
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1897Undisclosed10 - 49 employeesLos Angeles, CAIKonnek is a big data company. They provide BI & big data consulting & SI and Corporate Training & Coaching and were founded in 2003.Read More
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1898Undisclosed10 - 49 employeesLos Angeles, CAHC Development is a Marketing Strategy company. The Los Angeles, California-based agency was launched in 2004. Their team provides Marketing Strategy and Email Marketing.Read More
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1899Undisclosed10 - 49 employeesValencia, CAFounded in 1988, ITAD Services is a pay per click company. The company provides Pay Per Click and IT managed services.Read More
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1900Undisclosed10 - 49 employeesLos Angeles, CAAutomatedView Technologies is a Los Angeles, California-based Digital Strategy company. Their services include Digital Strategy and BI & big data consulting & SI.Read More
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1901Undisclosed10 - 49 employeesArcadia, CAEcomPlus is a small branding agency. They focus on Branding and Pay Per Click and were established in 2017.Read More
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1902Undisclosed10 - 49 employeesSan Francisco, CA729 Solutions is a branding company. Based in San Francisco, California, the firm was established in 2003. Their services include Branding and IT managed services.Read More
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1903Undisclosed10 - 49 employeesLos Angeles, CADeRisk Technologies is an IT strategy consulting company. They were founded in 2020, and their services include IT strategy consulting and BI & big data consulting & SI.Read More
Industries
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1904Undisclosed50 - 249 employeesSouth San Francisco, CAAB-Soft is a cloud consulting & SI company founded in 2011. The team specializes in cloud consulting & SI and BI & big data consulting & SI and is based in South San Francisco, California.Read More
Industries
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1905Undisclosed10 - 49 employeesBurbank, CALaunched in 2014, ConvergentDS LLC is a small Cybersecurity company. Their services include Cybersecurity and IT strategy consulting.Read More
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1906$10,000+2 - 9 employeesLong Beach, CACoremaitri Software, a small software development firm, is located in Long Beach, California and New Delhi, India. Their services include Custom Software Development and ERP consulting and SI.Read More
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1907$10,000+2 - 9 employeesDublin, CASutraSarthi Strategic Solution LLP is a Business Consulting company. The team provides Business Consulting and Marketing Strategy, and the agency is based in Ahmedabad, India and Dublin, California.Read More
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1908Undisclosed50 - 249 employeesLos Angeles, CASecureData is an IT managed services company. The Minneapolis, Minnesota-based company focuses on IT managed services.Read More
Industries
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1909$1,000+10 - 49 employeesSan Mateo, CABinstellar Technologies Pvt. Ltd., a mobile application development company, was established in 2021. The firm specializes in Mobile App Development, Custom Software Development, ERP consulting and SI, Web Development, and more and has a small team. The firm is based in Ahmedabad, India and San Mateo, California.Read More
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Test RoutesIndustries
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1910$1,000+10 - 49 employeesFremont, CAFounded in 2015, OneGreenDiary is a small ERP consulting and SI company. Their team focuses on ERP consulting and SI and Web Development.Read More
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1911$10,000+10 - 49 employeesSan Francisco, CAZaltech AI is an IT managed services company. The team focuses on IT managed services and Custom Software Development and is based in San Francisco, California and Dubai, United Arab Emirates.Read More
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1912$5,000+2 - 9 employeesCalabasas, CAColddata is an IT strategy consulting company founded in 2000. The team offers IT strategy consulting and Custom Software Development.Read More
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1913$1,000+2 - 9 employeesSan Francisco, CARivet Flow is a CRM consulting and SI company. Based in San Francisco, California, the firm provides CRM consulting and SI and cloud consulting & SI.Read More
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1914$1,000+2 - 9 employeesLaguna Beach, CALocated in Laguna Beach, California, Enkompass LLC is an artificial intelligence development company. They specialize in Artificial Intelligence and cloud consulting & SI and were launched in 2016.Read More
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1915$100,000+50 - 249 employeesMarina del Rey, CARead More
Established in 2012, Unique Software Development is a data analytics company. The firm offers BI & big data consulting & SI, Web Development, Custom Software Development, Mobile App Development, and more and has a midsize team. The firm is headquartered in Dallas, Texas; Washington, District of Columbia; New York, New York and Austin, Texas.
Clients
MODE TransportationIndustries
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1916$100,000+10 - 49 employeesSan Francisco, CASpan Digital is a custom software development firm launched in 2013. The team specializes in Custom Software Development and BI & big data consulting & SI.Read More
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1917$10,000+10 - 49 employeesBerkeley, CADeCodinate Inc is a Berkeley, California-based mobile application development firm. They provide Mobile App Development and Web Development.Read More
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1918$50,000+250 - 999 employeesBeverly Hills, CARootstrap is a Beverly Hills, California-based custom software development firm. The midsize agency was established in 2011. Their team specializes in Custom Software Development, Artificial Intelligence, Web Development, BI & big data consulting & SI, and more.Read More
Clients
MasterClass Google Tony Robbins EmeritusIndustries
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1919Undisclosed50 - 249 employeesSan Jose, CA360 IT Professionals is a midsize San Jose, California-based CRM consulting and SI company. Their services include CRM consulting and SI and Mobile App Development.Read More
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1920$25,000+1,000 - 9,999 employeesSanta Clara, CASoftnautics - a MosChip Company is an AI firm located in Santa Clara, California and Ahmedabad, India. Their services include Artificial Intelligence and IoT 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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