Top 100 IT Services Companies in California
The Best of December 2025Looking 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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$10,000+50 - 249 employeesL'viv, UkraineRead More
Founded in 2019, Uinno is an artificial intelligence firm. The midsize team specializes in Artificial Intelligence, Custom Software Development, Low/No Code Development, UX/UI Design, and more. The company is based in L'viv, Ukraine; Tallinn, Estonia; Kingston upon Thames, England and Zaporizhzhia, Ukraine.
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$1,000+50 - 249 employeesNaperville, ILBetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.Read More
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1441Undisclosed2 - 9 employeesSan Diego, CAFounded in 2019, Remotish, a small Digital Strategy and CRM consulting and SI company, is located in San Diego, California. Their team provides Digital Strategy and CRM consulting and SI.Read More
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1442Undisclosed2 - 9 employeesSan Diego, CAEstablished in 2013, Touchstone Compliance is a Cybersecurity and Compliance Consulting company. Based in San Diego, California, the team offers Cybersecurity and Compliance Consulting.Read More
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1443$1,000+50 - 249 employeesLos Angeles, CAAppinventors INC is a mobile application development firm founded in 2014. The team specializes in Mobile App Development and IT staff augmentation and is headquartered in Los Angeles, California.Read More
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Jubilant FoodWork Subway Follett CleverIndustries
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1444Undisclosed2 - 9 employeesBrea, CAEstablished in 2010, Brea Networks, LLC is an IT managed services company. Their services include IT managed services and Compliance Consulting.Read More
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1445Undisclosed2 - 9 employeesCarlsbad, CASkyblue is a cloud consulting & SI company. Established in 2010, the company specializes in cloud consulting & SI and CRM consulting and SI.Read More
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1446Undisclosed2 - 9 employeesIrvine, CABizTech2go is a business intelligence company. They are based in Irvine, California. Their team specializes in BI & big data consulting & SI and ERP consulting and SI.Read More
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1447Undisclosed2 - 9 employeesSanta Clara, CAInfoSecurity Compliance Corp is a Cybersecurity company. Launched in 2007, their team provides Cybersecurity and HR Consulting.Read More
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1448Undisclosed2 - 9 employeesSacramento, CAClowd, an IT strategy consulting company, is in Sacramento, California. Their services include IT strategy consulting and Artificial Intelligence.Read More
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1449$1,000+2 - 9 employeesOxnard, CALaunched in 2012, Revv Marketing Inc. Is an Advertising company. In Oxnard, California, the team offers Advertising and Email Marketing.Read More
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1450$10,000+2 - 9 employeesSan Diego, CALaunched in 2024, GTX Solutions is a Digital Strategy company. Their services include Digital Strategy and Marketing Strategy.Read More
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1451Undisclosed50 - 249 employeesWalnut, CACrossbow Labs LLP is a Cybersecurity company. The Bengaluru, India-based firm focuses on Cybersecurity.Read More
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1452$1,000+50 - 249 employeesSan Jose, CAMetaMind Digital LLC is an Advertising company. They specialize in Advertising and Branding and were founded in 2020.Read More
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1453$5,000+10 - 49 employeesAnaheim, CAStaff Boom, a Back Office Outsourcing company, is in Anaheim, California. Their services include Back Office Outsourcing and Business Consulting.Read More
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1454$5,000+10 - 49 employeesIrvine, CAData Never Lies is a big data analytics company. They are headquartered in London, England; New York, New York; Irvine, California and Pyrmont, Australia and have a small team. Their services include BI & big data consulting & SI.Read More
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1455$1,000+2 - 9 employeesLos Angeles, CAOnTime Tech Pros is an IT strategy consulting company. They offer IT strategy consulting, unified communications consulting & SI, cybersecurity, IT managed services, and more and were launched in 2013. Their small team is Los Angeles, California-based.Read More
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1456$5,000+50 - 249 employeesIrvine, CARead More
Founded in 1985, One Step Secure IT is a midsize. Their team specializes in. The agency is located in Phoenix, Arizona.
Clients
Christ's Church of ValleyIndustries
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1457$5,000+2 - 9 employeesSacramento, CAWebjetx, a branding agency, was launched in 2021. The agency specializes in Branding and UX/UI Design, and is small.Read More
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1458$1,000+2 - 9 employeesSan Leandro, CAFounded in 2023, Frank Dev LLC is a branding company. Located in San Leandro, California, the team specializes in Branding and BI & big data consulting & SI.Read More
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1459$25,000+2 - 9 employeesIrvine, CACybersecurity company GoatBytes.IO is located in Irvine, California. Their services include Cybersecurity and Mobile App Development.Read More
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1460$1,000+2 - 9 employeesWestlake Village, CALiquid Starz, an e-commerce development company, is based in Westlake Village, California. They provide E-Commerce Development and Ecommerce Marketing.Read More
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1461$5,000+2 - 9 employeesSan Diego, CAProject Pacific, an IT strategy consulting company, offer IT strategy consulting and Custom Software Development. They were established in 2024.Read More
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1462$10,000+2 - 9 employeesSan Jose, CANavEase is a SEO company founded in 2024. Headquartered in San Jose, California, the team focuses on Search Engine Optimization and IT strategy consulting.Read More
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1463Undisclosed2 - 9 employeesCulver City, CASocial media marketing agency Bee-Big was established in 2022. The small team specializes in Social Media Marketing and Email Marketing.Read More
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1464$1,000+2 - 9 employeesLa Mesa, CAAndes Edge Consulting is a Digital Strategy company. The firm is based in La Mesa, California. Their team offers Digital Strategy and IT strategy consulting.Read More
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1465Undisclosed10 - 49 employeesFallbrook, CAShopify FX, a small Advertising company, is located in Fallbrook, California. Their services include Advertising and Branding.Read More
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1466$1,000+10 - 49 employeesFremont, CAEInnoSys is a software development firm. The team is located in Fremont, California and Ahmedabad, India, and their services include Custom Software Development and Search Engine Optimization.Read More
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1467$1,000+10 - 49 employeesSan Jose, CALaunched in 2018, Shubpy Solutions Pvt Ltd is a custom software development company. The small team focuses on Custom Software Development and Search Engine Optimization.Read More
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1468$1,000+50 - 249 employeesMission Viejo, CAVarutra Consulting Pvt. Ltd. Is a Cybersecurity company. Their team is in Pune, India and Navi Mumbai, India and offers Cybersecurity and Corporate Training & Coaching.Read More
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1469$5,000+2 - 9 employeesIrvine, CALocated in Irvine, California and , Jub Jub Interactive is a small Digital Strategy company. The team offers Digital Strategy and Social Media Marketing.Read More
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1470$1,000+2 - 9 employeesLos Angeles, CANftMay is a small Digital Strategy company founded in 2018. Their services include Digital Strategy and Social Media Marketing.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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