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.
Jump to Most Reviewed Companies
List of the Best California IT Companies
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2071Undisclosed2 - 9 employeesMission Viejo, CAFounded in 2012, Data Slayer is a small IT managed services and Content Moderation Services company. Their services include IT managed services and Content Moderation Services.Read More
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2072Undisclosed50 - 249 employeesSanta Monica, CAPeloton Group is a big data analytics company. Their team is located in Boston, Massachusetts and Jersey City, New Jersey. The firm focuses on BI & big data consulting & SI and Business Consulting.Read More
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2073Undisclosed250 - 999 employeesSan Jose, CADigile, a Digital Strategy company, was established in 2015. The team focuses on Digital Strategy and Conversion Optimization and is headquartered in Bengaluru, India and Hyderabad, India.Read More
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2074$1,000+10 - 49 employeesSan Francisco, CAFounded in 2019, OBVms_ is an artificial intelligence company. The team offers Artificial Intelligence and BI & big data consulting & SI and is in San Francisco, California and Mumbai, India.Read More
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2075$1,000+10 - 49 employeesSan Francisco, CAFounded in 2017, RS sIgnatoure Solutions Pvt Ltd. Is a software development firm. The small team provides Custom Software Development and AR/VR development.Read More
Industries
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2076$1,000+Freelancer employeesSan Clemente, CARithmatics is a software development firm. In San Clemente, California, their small team specializes in Custom Software Development and Web Development. The company was established in 2014.Read More
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2077$1,000+1,000 - 9,999 employeesSan Francisco, CAProtiviti is a big data company founded in 2002. Their services include BI & big data consulting & SI and Custom Software Development.Read More
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2078UndisclosedFreelancer employeesAlameda, CATekNiche Computer Services is a small IT managed services company based in Alameda, California. The team offers IT managed services and Web Design.Read More
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2079UndisclosedFreelancer employeesSacramento, CAFounded in 2023, Klearpath Solutions LLC is a business intelligence company. Headquartered in Sacramento, California, the team offers BI & big data consulting & SI and Artificial Intelligence.Read More
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2080UndisclosedFreelancer employeesSan Diego, CAVulnalysis LLC is a Cybersecurity company based in San Diego, California. They specialize in Cybersecurity and IT strategy consulting and were launched in 2023.Read More
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2081UndisclosedFreelancer employeesEl Monte, CAIDOTECH is an IT managed services company. Founded in 2012, the team focuses on IT managed services and Web Development. The agency is in El Monte, California.Read More
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2082Undisclosed10 - 49 employeesPleasanton, CAXTENDLY is a web development company. The team is headquartered in Pleasanton, California, and their services include Web Development and Mobile App Development.Read More
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2083Undisclosed250 - 999 employeesSanta Clara, CASpanIdea Systems is a business intelligence company. They were launched in 2011, and their services include BI & big data consulting & SI and cloud consulting & SI.Read More
Industries
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2084$50,000+50 - 249 employeesSan Mateo, CAHeadquartered in San Mateo, California and Karachi, Pakistan, AgriERP is a midsize ERP consulting and SI company. Their services include ERP consulting and SI and CRM consulting and SI.Read More
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2085$5,000+50 - 249 employeesVentura, CAFounded in 2019, Growtomation is a CRM consulting and SI company. The midsize team offers CRM consulting and SI and Marketing Strategy.Read More
Industries
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2086$100,000+10 - 49 employeesFolsom, CAFounded in 2018, Flexday Solutions LLC is a small Naperville, Illinois-based IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.Read More
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2087$5,000+10 - 49 employeesSanta Clara, CAHubrum Technologies Inc is an IT managed services company launched in 2017. The team provides IT managed services and IT staff augmentation.Read More
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2088$10,000+50 - 249 employeesMountain View, CACloseloop Technologies is a custom software development company. Established in 2011, the midsize firm is in Mountain View, California; Sahibzada Ajit Singh Nagar, India and Jaipur, India. Their services include Custom Software Development, CRM consulting and SI, AI Consulting, ERP consulting and SI, and more.Read More
Clients
Block and Tam AutoTech Consulting Group Motorola Solutions PIC CorporationIndustries
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2089$25,000+250 - 999 employeesSan Jose, CAScry AI, a midsize artificial intelligence firm, is headquartered in San Jose, California and Gurugram, India. Their services include Artificial Intelligence and BI & big data consulting & SI.Read More
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2090Undisclosed2 - 9 employeesFresno, CAHeadquartered in Fresno, California, Royalty Site Design is a branding firm. They specialize in Branding and Search Engine Optimization.Read More
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2091Undisclosed1,000 - 9,999 employeesSan Mateo, CAHeinsohn, an IT staff augmentation company, was launched in 1977. The team offers IT staff augmentation and Custom Software Development.Read More
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2092$5,000+50 - 249 employeesMilpitas, CAOpcito Technologies is a software development company. They offer Custom Software Development, cloud consulting & SI, Enterprise App Modernization, IT staff augmentation, and more and were launched in 2015. The agency is located in Pune, India and Milpitas, California.Read More
Industries
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2093$1,000+2 - 9 employeesSan Diego, CAGREEN BIRD MEDIA is a small branding firm established in 2005. Their team provides Branding and Social Media Marketing.Read More
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2094Undisclosed50 - 249 employeesNewark, CACloudwick is a cloud consulting & SI company established in 2011. The team provides cloud consulting & SI.Read More
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2095$25,000+50 - 249 employeesSan Francisco, CARead More
Founded in 2009, MindK is a software development company that specializes in web, custom software, and mobile app development. Their team of 56 employees, based in San Francisco, partners with small business and midmarket clients in the financial services, advertising, and media industries.
Clients
AdidasIndustries
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2096Undisclosed10 - 49 employeesDuarte, CAStaffing company ITGen Systems Inc. Is in Duarte, California. They provide Staffing and IT strategy consulting.Read More
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2097Undisclosed10 - 49 employeesIrvine, CAUX design company Avente, Inc. Was founded in 2017. The firm specializes in UX/UI Design and IT managed services, and is small.Read More
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2098Undisclosed10 - 49 employeesThousand Oaks, CADefined Ventures, Inc. Is a web design agency. Established in 2009, their team provides Web Design and CRM consulting and SI.Read More
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2099Undisclosed10 - 49 employeesIrvine, CABrightQuery is a small Irvine, California-based Funding & Investment company. Their services include Funding & Investment and BI & big data consulting & SI.Read More
Industries
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2100Undisclosed10 - 49 employeesSan Diego, CALaunched in 2017, Search Rebel LLC is a software development company. Headquartered in San Diego, California, the team specializes in Custom Software Development and BI & big data consulting & SI.Read More
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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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