Top 100 IT Services Companies in California
The Best of June 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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691Undisclosed10 - 49 employeesSanta Clarita, CANetActuate, Inc. Is an AI Consulting company. They are in Santa Clarita, California and have small team of experts. Their services include AI Consulting and IT strategy consulting.Read More
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692$5,000+50 - 249 employeesSanta Clara, CALocated in Santa Clara, California, Opallios, Inc. Is a software development firm. They focus on Custom Software Development and BI & big data consulting & SI and were established in 2010.Read More
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693Undisclosed50 - 249 employeesSan Francisco, CARead More
ClearScale is a cloud-native systems integration, strategic consulting, and application development company founded in San Francisco with over 50 employees. They provide custom software development, mobile app development, and big data consulting services.
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694$10,000+2 - 9 employeesRancho Cordova, CANT CloudLogics LLC is a cloud consulting & SI company launched in 2025. The firm offers cloud consulting & SI and BI & big data consulting & SI, and is small.Read More
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695$1,000+2 - 9 employeesWalnut Creek, CANerd Crossing, an IT managed services company, provide IT managed services and Cybersecurity. They were established in 2010.Read More
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696Undisclosed10 - 49 employeesCampbell, CAINFINIT Consulting is an IT managed services company. They focus on IT managed services and cloud consulting & SI and are based in Campbell, California and American Fork, Utah.Read More
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697$1,000+2 - 9 employeesHuntington Beach, CAMyITAdmin.services is a Huntington Beach, California-based IT managed services company. Established in 2019, the team offers IT managed services and Cybersecurity.Read More
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698$1,000+2 - 9 employeesGarden Grove, CABassett IT, an IT managed services company, specializes in IT managed services and Cybersecurity. The agency is in Garden Grove, California.Read More
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699$10,000+2 - 9 employeesSan Jose, CABay Area Technologies, LLC is an IT managed services company established in 2017. Their team offers IT managed services and other IT consulting and SI.Read More
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700$10,000+10 - 49 employeesSan Francisco, CAInteliPlus Data is a small Toronto, Canada-based big data analytics company. Their services include BI & big data consulting & SI.Read More
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701$1,000+250 - 999 employeesSan Diego, CALaunched in 2016, ATBOD is a midsize San Diego, California-based cloud consulting & SI company. Their team offers cloud consulting & SI and CRM consulting and SI.Read More
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702$25,000+50 - 249 employeesArcadia, CAGAIA TECH is a big data company founded in 2013. Located in Arcadia, California, the team focuses on BI & big data consulting & SI and Custom Software Development.Read More
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703Undisclosed50 - 249 employeesFresno, CAHajana Technologies, an IT strategy consulting company, specialize in IT strategy consulting and IT managed services. They were founded in 2014.Read More
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704$1,000+2 - 9 employeesSan Jose, CAForesight MSP is an IT strategy consulting company launched in 2000. The agency offers IT strategy consulting and Cybersecurity.Read More
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705Undisclosed2 - 9 employeesSan Diego, CAIT managed services company IT Connect 360 specializes in IT managed services and IT strategy consulting. They were launched in 2021.Read More
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706$1,000+10 - 49 employeesOceanside, CACyfer Tech, an IT strategy consulting company, is headquartered in Oceanside, California and Culver City, California. Their services include IT strategy consulting and cloud consulting & SI.Read More
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707Undisclosed10 - 49 employeesSan Francisco, CASiimply7, a small CRM consulting and SI company, is headquartered in San Francisco, California. The team focuses on CRM consulting and SI.Read More
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708$1,000+250 - 999 employeesFallbrook, CAInnovate Limited is an IT managed services company. Their team is located in Fallbrook, California and Fallbrook, California. The company provides IT managed services and IT strategy consulting.Read More
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709$1,000+2 - 9 employeesSan Diego, CAIT strategy consulting and IT managed services company Zorro Link LLC was launched in 2023. Located in San Diego, California, the team provides IT strategy consulting and IT managed services.Read More
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710Undisclosed2 - 9 employeesSan Francisco, CABased in San Francisco, California, VFIX Communications is an IT strategy consulting company. The team focuses on IT strategy consulting and cloud consulting & SI.Read More
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711$1,000+2 - 9 employeesLos Angeles, CAXentric Solutions is a small Los Angeles, California-based Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
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712Undisclosed250 - 999 employeesEl Cajon, CAIntegritum, a Cybersecurity company, is headquartered in El Cajon, California. They specialize in Cybersecurity.Read More
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713$5,000+10 - 49 employeesTemecula, CAAdrian Lamo Ethical Hack is a Cybersecurity company founded in 1998. Located in Temecula, California and Temecula, California, the team specializes in Cybersecurity and IT strategy consulting.Read More
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714$1,000+1,000 - 9,999 employeesPleasanton, CABayRock labs is an IT strategy consulting company. They offer IT strategy consulting and Web Development and were launched in 2017.Read More
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715$100,000+10,000+ employeesSan Francisco, CAEstablished in 1999, SalesForsaas is a Data Annotation Services company. Their services include Data Annotation Services and CRM consulting and SI.Read More
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716Undisclosed50 - 249 employeesMilpitas, CAOpsaraCloud, a cloud consulting & SI company, is headquartered in Milpitas, California. Launched in 2020, the team offers cloud consulting & SI and IT managed services.Read More
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717Undisclosed2 - 9 employeesHayward, CAScalable IT Solutions, LLC is an IT managed services company founded in 2018. Their services include IT managed services and IT strategy consulting.Read More
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718$1,000+10 - 49 employeesFolsom, CAStech Group is an unified communications consulting & SI company. They were launched in 2016, and their services include unified communications consulting & SI and IT managed services.Read More
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719$1,000+2 - 9 employeesLos Angeles, CASecure Techies, an IT managed services company, specializes in IT managed services and IT strategy consulting. The agency is in Los Angeles, California.Read More
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720Undisclosed250 - 999 employeesLos Gatos, CACloudDev is an IT strategy consulting company. The Los Gatos, California-based team specializes in IT strategy consulting and cloud 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.
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