Top 100 IT Services Companies in San Diego
The Best of December 2025Looking for a top IT services company in San Diego?
Businesses today need technology, including small businesses. This means they also need professional IT support. It is an essential role in any organization, big or small. This list of the leading IT companies in San Diego will make you rethink not having an IT support team. You can browse these companies' portfolio items, client feedback, and company descriptions. You can tell us more about your project so that we can recommend the right company for you.
List of the Best San Diego IT Companies
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$5,000+50 - 249 employeesGaithersburg, MDRead More
DesignDATA is an IT managed services company. Established in 1979, the midsize agency is headquartered in Gaithersburg, Maryland and Washington, District of Columbia. Their services include IT managed services, IT strategy consulting, cloud consulting & SI, and Cybersecurity.
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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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181Undisclosed10 - 49 employeesCarlsbad, CALa Costa Telecom, an IT managed services company, was established in 2025. The company focuses on IT managed services and Call Center Services, and is small.Read More
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182Undisclosed2 - 9 employeesSan Diego, CABryce Cyber is a small San Diego, California-based Cybersecurity company. Their services include Cybersecurity and Commercial Financing.Read More
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183$5,000+50 - 249 employeesSan Diego, CAEinstein Industries is a midsize San Diego, California-based social media marketing firm. Their services include Social Media Marketing and Search Engine Optimization.Read More
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Docshop -
184Undisclosed2 - 9 employeesCarlsbad, CASigma Voice is an unified communications consulting & SI company. They provide unified communications consulting & SI and were launched in 2004. The firm is headquartered in Carlsbad, California.Read More
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185Undisclosed10 - 49 employeesOceanside, CAFounded in 2008, NetPro is an IT managed services company. The team offers IT managed services and Cybersecurity and is based in Oceanside, California.Read More
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186$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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187Undisclosed2 - 9 employeesSan Diego, CAKoza Consulting Group is a San Diego, California-based HR Consulting company. The team provides HR Consulting and IT strategy consulting.Read More
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188Undisclosed10 - 49 employeesSan Marcos, CABorderLAN, Inc is a Cybersecurity company. Their small team of employees is headquartered in Portland, Oregon and San Marcos, California. Their team offers Cybersecurity and IT managed services.Read More
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189$10,000+2 - 9 employeesCarlsbad, CARead More
Websoft Depot is a remote recruiting company for the IT industry. Founded in 2013, they are headquartered in Carlsbad, Calif., and have an additional office in Chelyabinsk, Russia. Websoft Depot has about 3 employees that do web development, e-commerce development, and custom software development.
Clients
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190Undisclosed10 - 49 employeesSan Diego, CALaunched in 2013, Golden Seller is a small branding firm. Their services include Branding and Digital Strategy.Read More
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191Undisclosed10 - 49 employeesOceansideTSSS Techno Solution Pvt Ltd. Is an Advertising company. The -based agency was established in 2012. Their team provides Advertising and Branding.Read More
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192$10,000+10 - 49 employeesCarlsbad, CAMarraData is a big data analytics company founded in 2015. The firm specializes in BI & big data consulting & SI and Artificial Intelligence.Read More
Clients
Niagara BottlingIndustries
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193Undisclosed2 - 9 employeesCarlsbad, CADataDivider Inc is an IT strategy consulting company founded in 2004. The team provides IT strategy consulting and Cybersecurity.Read More
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194$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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195$10,000+2 - 9 employeesSan Diego, CASoftware development company Notch8 is based in San Diego, California. Launched in 2007, the team offers Custom Software Development and Web Development.Read More
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196$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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197Undisclosed2 - 9 employeesVista, CALaunched in 2009, RGM Consulting is an IT managed services and IT strategy consulting company. Their team focuses on IT managed services and IT strategy consulting.Read More
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198UndisclosedFreelancer employeesEscondido, CABeehive Technology Solutions LLC, an IT strategy consulting company, specialize in IT strategy consulting and BI & big data consulting & SI. They were established in 2006.Read More
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199Undisclosed2 - 9 employeesOceanside, CACybersecurity company KNC Strategic Services focuses on Cybersecurity and Application Management & Support. They were established in 2018.Read More
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200Undisclosed2 - 9 employeesCarlsbad, CAMoran Technology Consulting is a small big data analytics company in Carlsbad, California. Their services include BI & big data consulting & SI and IT strategy consulting.Read More
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201Undisclosed2 - 9 employeesVista, CAHook Dimensional Imaging, an IT managed services company, was launched in 2017. They specializes in IT managed services.Read More
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202$5,000+50 - 249 employeesTemecula, CARead More
Helixstorm is an IT managed services company. The midsize Costa Mesa, California-based team specializes in IT managed services, IT strategy consulting, and cloud consulting & SI. The company was established in 2007.
Clients
O'NeillIndustries
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203$5,000+10 - 49 employeesCarlsbad, CAEstablished in 2019, Scleraworx is an IT managed services company. The agency provides IT managed services and Web Development.Read More
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204Undisclosed2 - 9 employeesSan Diego, CAIn San Diego, California, GDPR Solutions, Inc. Is a small Compliance Consulting company. The team specializes in Compliance Consulting and IT strategy consulting.Read More
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205$50,000+10 - 49 employeesCarlsbad, CABig Data Rhino is an artificial intelligence firm. The Carlsbad, California-based company specializes in Artificial Intelligence and AI Agents.Read More
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206Undisclosed2 - 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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207$5,000+10 - 49 employeesEscondido, CACirrhus9 is an IT managed services company. Founded in 2008, the team offers IT managed services and cloud consulting & SI.Read More
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208Undisclosed50 - 249 employeesEscondido, CAPrakat Solutions, a data analytics company, was established in 2009. The agency offers BI & big data consulting & SI and cloud consulting & SI.Read More
Industries
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209$5,000+2 - 9 employeesVista, CAW Y Technologies Inc is a Vista, California-based big data analytics company. Their services include BI & big data consulting & SI and IT managed services.Read More
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210Undisclosed50 - 249 employeesRamona, CAC3IT Solutions is a midsize Ramona, California-based AI firm. The team offers Artificial Intelligence and Robotics Process Automation.Read More
Industries
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