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.
List of the Best California IT Companies
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121$1,000+2 - 9 employeesIrvine, CANitech, an IT strategy consulting company, was launched in 1996. The firm focuses on IT strategy consulting and ERP consulting and SI.Read More
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122$50,000+10 - 49 employeesSan Francisco, CAAdmios is a small custom software development company. The San Francisco, California-based company was founded in 2005. Their services include Custom Software Development, IT staff augmentation, IT managed services, Application Testing, and more.Read More
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123$50,000+10 - 49 employeesSan Francisco, CARead More
Exygy is a digital strategy and development company founded in 2007. Located in San Francisco, CA, Exygy’s team of about 25 employees specialize in web design, web development, and mobile app development for Android, iOS, and hybrid platforms. Other services include UI/UX design, branding, software development, and IT consulting.
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WikimediaIndustries
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124Undisclosed10 - 49 employeesFoster City, CAIT Total Care is an IT managed services company. The small team is in Foster City, California. Their services include IT managed services, Cybersecurity, and cloud consulting & SI.Read More
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125$10,000+10 - 49 employeesSan Francisco, CAIT strategy consulting company Techlexity was founded in 2019. Located in L'viv, Ukraine and San Francisco, California, their small team provides IT strategy consulting, Custom Software Development, Web Development, Mobile App Development, and more.Read More
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126$5,000+10 - 49 employeesLos Angeles, CAB3 Media Solutions Inc., a Market Research company, was established in 2014. Their small team is in Los Angeles, California and focuses on Market Research, Digital Strategy, Social Media Marketing, BI & big data consulting & SI, and more.Read More
Clients
Hyundai Motor America Genesis Motor America Mighty Pilates Jiffy.comIndustries
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127$1,000+10 - 49 employeesSalinas, CARead More
SRS Networks is an IT firm based in Salinas, Calif. Founded in 1996, their team of 30 serves clients in the transportation sectors. Services include IT strategy and staff augmentation.
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128$5,000+50 - 249 employeesIrvine, CARead More
GoSaaS is a midsize Wilmington, Delaware-based ERP consulting and SI company. Founded in 2017, the team specializes in ERP consulting and SI, cloud consulting & SI, IoT development, and business consulting.
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129Undisclosed10 - 49 employeesMountain View, CARead More
Cybersecurity and IT managed services company Jump Start Technology was founded in 1997. Their small team is based in Mountain View, California. Jump Start Technology focuses on cybersecurity and IT managed services.
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130$1,000+10 - 49 employeesWest Hollywood, CASTG IT Consulting Group is a small West Hollywood, California-based IT managed services company. Established in 2009, the team offers IT managed services and cybersecurity.Read More
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131$5,000+2 - 9 employeesSan Jose, CARead More
CodeFutures is a small software development company. Based in Broomfield, Colorado and San Jose, California, the agency was launched in 2001. Their services include custom software development, cloud consulting & SI, IT staff augmentation, and other IT consulting and SI.
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132$5,000+10 - 49 employeesRancho Cucamonga, CARead More
Zeta Sky is an IT firm based in Rancho Cucamonga, Calif. with no more than 50 experts. Founded in 2015, they provide cybersecurity, IT managed services, and cloud consulting solutions for small and medium-sized companies alike.
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Gallant InsuranceIndustries
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133$5,000+10 - 49 employeesSan Francisco, CARead More
Intivix is a Cloud and IT solutions company headquartered in San Francisco with offices in Corvallis, Ore. and Oakland, Calif. The company was founded in 1996 and now has a team of 20 that provides IT managed services, cybersecurity, cloud consulting & SI, and IT strategy consulting.
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United WayIndustries
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134$5,000+10 - 49 employeesEl Dorado Hills, CARead More
Launched in 1999, 7th Dimension is a IT managed services company. They are located in El Dorado Hills, California and have a small team. The agency specializes in IT managed services, IT strategy consulting, cybersecurity, and other IT consulting and SI.
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135$5,000+10 - 49 employeesSan Jose, CANevtec is a small IT managed services company. The San Jose, California-based company was launched in 1996. Their team focuses on IT managed services, IT strategy consulting, and Cybersecurity.Read More
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136$5,000+10 - 49 employeesRoseville, CALaunched in 2012, Three Ventures Technology, Inc. Is a pay per click company. Their small team is based in Roseville, California and Frisco, Texas. Their team offers Pay Per Click, cloud consulting & SI, CRM consulting and SI, Conversion Optimization, and more.Read More
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137$10,000+10 - 49 employeesPleasanton, CARead More
Cygnis Media is a development agency is headquartered in Pleasanton, Calif. Since 2010, their team of 45 has been specializing in web design and development, UX/UI design, mobile app development, and more. Cygnis Media works with clients in various industries including arts & entertainment and business services.
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MIT NFL Network Oreo SamsungIndustries
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138$1,000+10 - 49 employeesGarden Grove, CARead More
Red Cup IT is an IT solutions company based in Garden Grove, Calif. The company, founded in 2009, has a team of more than ten that provides, among others, IT managed services, IT strategy consulting, and cloud consulting & SI services to small and medium businesses and organizations.
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American ZettlerIndustries
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139$1,000+10 - 49 employeesOceanside, CAEmail Marketing company B2B Bandits was launched in 2009. They are located in Oceanside, California and Glendale, California and have a small team. Their services include Email Marketing, Marketing Strategy, Event Marketing, Digital Strategy, and more.Read More
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Intuit MailchimpIndustries
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140$5,000+10 - 49 employeesSan Diego, CARead More
Reweto is a. Established in 2019, the team specializes in. Their small company is.
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141$1,000+2 - 9 employeesLos Altos, CARead More
Rely On IT is a managed IT firm based in Los Altos, Calif. Founded in 2005, their team of 8 serves clients in the real estate and education sectors. Services include cloud consulting and strategy.
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142$1,000+10 - 49 employeesSan Diego, CARead More
Kazmarek Technology Solutions is a IT managed services company. The small San Diego, California-based firm was established in 2000. Their services include IT managed services, cybersecurity, IT strategy consulting, cloud consulting & SI, and more.
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143$10,000+10 - 49 employeesScotts Valley, CARead More
CVisionLab is a computer vision research company founded in 2009. Operating out of Russia, the team of over 20 employees specializes in AI, custom software development, and cloud consulting. Their clientele primarily consists of small businesses.
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Justitia DigitalisIndustries
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144$10,000+10 - 49 employeesSan Jose, CARead More
Caspian IT Group is an IT company in San Jose. Founded in 2012, they have about 6 employees that serve clients in a wide range of industries. Services include IT managed services, strategy consulting, and cybersecurity.
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145$1,000+10 - 49 employeesPalo Alto, CAMinimalistech is a big data company launched in 2010. Their team focuses on BI & big data consulting & SI and Custom Software Development.Read More
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Caffeine.TvIndustries
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146Undisclosed10 - 49 employeesSacramento, CARead More
Cloud consulting & SI company Leverage IT Consulting is based in Sacramento, California and Reno, Nevada. The small team provides cloud consulting & SI, IT managed services, cybersecurity, and IT strategy consulting. The firm was established in 2001.
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147$1,000+10 - 49 employeesIrvine, CARead More
TeraPixels Systems is an IT firm based in Irvine, Calif., and founded in 1996. Their team of no more than 50 offers IT managed services and IT strategy consulting solutions for small and mid-market agencies in the fields of healthcare, IT, and more.
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Invisible ArmorIndustries
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148$5,000+10 - 49 employeesNewark, CARenascence IT Consulting, a cloud consulting & SI company, was launched in 2005. They are based in Newark, California and have a small team. Their services include cloud consulting & SI, IT managed services, Cybersecurity, IT strategy consulting, and more.Read More
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149$1,000+2 - 9 employeesLos Angeles, CARazz Professional Services, Inc., an IT managed services company, was established in 2010. The agency focuses on IT managed services and has a small team.Read More
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150$1,000+10 - 49 employeesSeal Beach, CAH&D Technologies, LLC., a small IT managed services company, is based in Seal Beach, California. They offer IT managed services, Cybersecurity, cloud consulting & SI, IT strategy consulting, and more and were launched in 1995.Read More
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