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
-
781$10,000+10 - 49 employeesNapa, CAOther IT consulting and SI company Four Dragons was launched in 2025. The team focuses on other IT consulting and SI and IT managed services.Read More
-
782$1,000+2 - 9 employeesSouth San Francisco, CAGSD is a small cloud consulting & SI company established in 2023. Their team provides cloud consulting & SI and IT managed services.Read More
Industries
-
783$5,000+2 - 9 employeesBellflower, CAIT managed services company IT Revalue is in Bellflower, California. The team provides IT managed services and BI & big data consulting & SI.Read More
-
784Undisclosed10 - 49 employeesSan Francisco, CASyntraETL, an IT managed services company, focus on IT managed services and AI Agents. They were launched in 2024.Read More
-
785Undisclosed10 - 49 employeesSan Gabriel, CAACCOTEQ is an IT managed services company located in San Gabriel, California. Their services include IT managed services.Read More
-
786$1,000+2 - 9 employeesSan Clemente, CAIT strategy consulting company Window Cleaning San Clemente offers IT strategy consulting. They were launched in 2020.Read More
-
787Undisclosed2 - 9 employeesMenlo Park, CALaunched in 2019, Hostman is an IT managed services company. The team provides IT managed services and Application Management & Support.Read More
Industries
-
788Undisclosed50 - 249 employeesCalabasas, CAAI Consulting company RefractOne is based in Calabasas, California. They focus on AI Consulting and IT strategy consulting.Read More
Industries
-
789$1,000+2 - 9 employeesLos Angeles, CASignalWorks is an artificial intelligence company. Their small team is located in Los Angeles, California. The firm specializes in Artificial Intelligence, AI Consulting, AI Agents, Custom Software Development, and more. The firm was launched in 2025.Read More
Industries
-
790Undisclosed10 - 49 employeesSan Jose, CAKonsulko Group, an IT strategy consulting and software development company, is in San Jose, California. Founded in 2012, the team offers IT strategy consulting and Custom Software Development.Read More
-
791Undisclosed50 - 249 employeesMountain View, CARead More
ReputationDefender is a public relations firm. Their midsize team is located in Redwood City, California; Tempe, Arizona and Liverpool, United Kingdom. Their services include public relations, cybersecurity, and search engine optimization. The company was established in 2006.
Industries
-
792$5,000+1,000 - 9,999 employeesSan Jose, CAE-Solutions, an IT staff augmentation company, provides IT staff augmentation and IT managed services. The company is in San Jose, California.Read More
Industries
-
793Undisclosed10 - 49 employeesWest Hollywood, CAAdTector is a small West Hollywood, California-based Advertising company. The team focuses on Advertising and BI & big data consulting & SI.Read More
-
794Undisclosed10 - 49 employeesSunnyvale, CAGRSee Consulting is a Cybersecurity and Compliance Consulting company. Based in Sunnyvale, California and Rehovot, Israel, the team provides Cybersecurity and Compliance Consulting.Read More
-
795$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
Govgroup.com -
796$1,000+10 - 49 employeesSan Ramon, CACXcherry is a CRM consulting and SI and custom software development firm. Launched in 2021, the team specializes in CRM consulting and SI and Custom Software Development.Read More
-
797$1,000+10 - 49 employeesLos Angeles, CAPanni Management, an IT strategy consulting and Business Consulting company, was launched in 2009. The team provides IT strategy consulting and Business Consulting.Read More
-
798Undisclosed50 - 249 employeesSan Francisco, CAFluxon is a business intelligence company. Their midsize team is based in San Francisco, California. Their services include BI & big data consulting & SI and UX/UI Design.Read More
-
799$5,000+2 - 9 employeesMission Viejo, CAERPVAR, an ERP consulting and SI company, was established in 2012. The team offers ERP consulting and SI and Content Marketing and is headquartered in Mission Viejo, California.Read More
-
800Undisclosed10 - 49 employeesWest Covina, CASmall big data company Revnue, is headquartered in West Covina, California. The team offers BI & big data consulting & SI and IT managed services.Read More
Industries
-
801$1,000+10 - 49 employeesCampbell, CAIT managed services and Building Security Services company SPAGHETTI NETWORKS INC was launched in 2015. The team specializes in IT managed services and Building Security Services.Read More
-
802$10,000+2 - 9 employeesLos Angeles, CAHyperkinetic Studios is an Other Application Development company. The team offers Other Application Development and IT strategy consulting and is based in Los Angeles, California.Read More
Industries
-
803Undisclosed50 - 249 employeesLos Angeles, CAIntegritek Managed IT Services is an Austin, Texas-based IT managed services company. The midsize agency was established in 2006. Their team provides IT managed services, Cybersecurity, Compliance Consulting, and IT staff augmentation.Read More
Clients
Casoro GroupIndustries
-
804Undisclosed10 - 49 employeesChino, CAERP consulting and SI company The Data Morphs was founded in 2023. The company provides ERP consulting and SI and CRM consulting and SI.Read More
-
805$10,000+2 - 9 employeesSan Jose, CASimeon Cloud LLC is a cloud consulting & SI company. They are in San Jose, California and have small team. They specialize in cloud consulting & SI and IT managed services.Read More
-
806Undisclosed2 - 9 employeesLos Angeles, CAMetaResolve Inc is an IT strategy consulting company. They offer IT strategy consulting and Cybersecurity and were launched in 2013. The company is located in Los Angeles, California.Read More
-
807$1,000+2 - 9 employeesPasadena, CATech on Demand is a cloud consulting & SI company. The team offers cloud consulting & SI and Cybersecurity and is based in Pasadena, California.Read More
-
808$50,000+10 - 49 employeesSan Francisco, CANetkiller Inc., a Cybersecurity company, was established in 2007. The agency offers Cybersecurity, Application Management & Support, cloud consulting & SI, Generative AI, and more and has a small team. The agency is headquartered in San Francisco, California; Palo Alto, California; New York, New York and Seongnam-si, South Korea.Read More
Industries
-
809$5,000+10 - 49 employeesSacramento, CARead More
SymSoft Solutions is an advertising company. Their small team is headquartered in Sacramento, California. Their services include advertising, branding, digital strategy, search engine optimization, and more. The agency was launched in 2006.
Industries
-
810$10,000+10 - 49 employeesIrvine, CAEYEMAGINE is a Content Marketing company based in Irvine, California. They specialize in Content Marketing and Digital Strategy and were launched in 2003.Read More
Industries
Featured provider
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed IT Services Company in California
Check out an IT Services Company in California with the most new reviews in the past 12 months.
IT Services Company
California
- 11 7 new reviews
- 12 7 new reviews
- 13 6 new reviews
- 14 6 new reviews
- 15 6 new reviews
