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.
Jump to Most Reviewed Companies
List of the Best California IT Companies
-
901$10,000+50 - 249 employeesCarlsbad, CAProficio, a Cybersecurity company, is located in Carlsbad, California and Singapore, Singapore. Their services include Cybersecurity and IT managed services.Read More
Industries
-
902$10,000+50 - 249 employeesSan Diego, CASecurity On-Demand is a San Diego, California-based Cybersecurity company. Launched in 2001, the team specializes in Cybersecurity and IT managed services.Read More
Industries
-
903$10,000+10 - 49 employeesSan Diego, CACompuOne Corporation is an IT managed services company based in San Diego, California. The team provides IT managed services and ECM consulting and SI.Read More
Industries
-
904$10,000+2 - 9 employeesSan Diego, CAXonicwave is an IT managed services company. They specialize in IT managed services and cloud consulting & SI and are headquartered in San Diego, California and Anaheim, California.Read More
Industries
-
905$10,000+50 - 249 employeesSanta Monica, CACounterTack, an IT managed services company, is headquartered in Waltham, Massachusetts and Santa Monica, California. Launched in 2011, the team offers IT managed services and Cybersecurity.Read More
Industries
-
906$5,000+2 - 9 employeesSan Francisco, CAOneClick Solutions Group is a San Francisco, California-based IT managed services company. They specialize in IT managed services and other IT consulting and SI.Read More
Industries
-
907$5,000+2 - 9 employeesFresno, CAJ - I.T. Outsource is a small IT managed services company founded in 2014. Their team provides IT managed services and IT strategy consulting.Read More
Industries
-
908$5,000+50 - 249 employeesCamarillo, CAOasis Technology is an IT managed services company. The Camarillo, California-based agency was established in 1979. Their services include IT managed services and IT strategy consulting.Read More
Industries
-
909$5,000+10 - 49 employeesSan Francisco, CAThink Connected, LLC is an IT managed services company. Their small team is in San Francisco, California. Their services include IT managed services and IT strategy consulting.Read More
Industries
-
910$5,000+10 - 49 employeesBurlingame, CAEaton & Associates is an IT managed services company. The team specializes in IT managed services and IT strategy consulting, and the company is in Burlingame, California.Read More
Industries
-
911$5,000+10 - 49 employeesTorrance, CAAurora is an IT managed services company. They provide IT managed services and IT strategy consulting and were founded in 1990.Read More
Industries
-
912$5,000+10 - 49 employeesIrvine, CABCS is an IT managed services company headquartered in Irvine, California. They provide IT managed services.Read More
Industries
-
913$5,000+50 - 249 employeesSouth San Francisco, CANetswitch Technology Management Inc is a midsize IT managed services company established in 2000. Their team offers IT managed services and IT strategy consulting.Read More
Industries
-
914$5,000+50 - 249 employeesIrvine, CAZumasys is an IT managed services company headquartered in Irvine, California. They provide IT managed services and other IT consulting and SI.Read More
Industries
-
915$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
Industries
-
916$5,000+50 - 249 employeesSan Luis Obispo, CATekTegrity Inc. Is an IT managed services company. The San Luis Obispo, California-based company focuses on IT managed services.Read More
Industries
-
917$5,000+250 - 999 employeesPleasanton, CA8KMiles is an IT managed services company headquartered in Pleasanton, California. The team offers IT managed services and BI & big data consulting & SI.Read More
Industries
-
918$5,000+10 - 49 employeesAnaheim, CACPAC is a small IT managed services company launched in 1994. Their services include IT managed services and IT strategy consulting.Read More
Industries
-
919$5,000+10 - 49 employeesBelmont, CAEPC IT Solutions is an IT managed services company. The team offers IT managed services and IT strategy consulting and is based in Belmont, California.Read More
Industries
-
920$5,000+10 - 49 employeesSan Francisco, CABPM, a small IT strategy consulting company, is based in San Francisco, California. The team focuses on IT strategy consulting and Cybersecurity.Read More
Industries
-
921$5,000+2 - 9 employeesLos Angeles, CAIT managed services company Strata Information Technologies, Inc. Specializes in IT managed services and IT strategy consulting. They are based in Los Angeles, California.Read More
Industries
-
922$5,000+250 - 999 employeesNewport Beach, CADynTek is a midsize Newport Beach, California-based IT strategy consulting company. Their services include IT strategy consulting and Custom Software Development.Read More
Industries
-
923$5,000+10 - 49 employeesBakersfield, CAARRC Technology is an IT managed services company. Their small team of employees is located in Bakersfield, California. Their team provides IT managed services and other IT consulting and SI.Read More
Industries
-
924$5,000+10 - 49 employeesCorona, CAForum Info-Tech Inc. Is an IT managed services company. The team provides IT managed services and other IT consulting and SI and is in Corona, California.Read More
Industries
-
925$5,000+10 - 49 employeesSan Diego, CAK&R Network Solutions is an IT managed services company. The agency is headquartered in San Diego, California. Their team focuses on IT managed services and IT staff augmentation.Read More
Industries
-
926$10,000+2 - 9 employeesThousand Oaks, CAFinchloom is a small cloud consulting & SI company in Thousand Oaks, California. The team provides cloud consulting & SI and IT managed services.Read More
Industries
-
927$10,000+50 - 249 employeesBurbank, CATurner Techtronics, Inc. Is an IT managed services company. The Burbank, California-based firm was established in 1987. Their services include IT managed services and Cybersecurity.Read More
Industries
-
928$10,000+50 - 249 employeesLos Angeles, CA3GC Group is an IT strategy consulting company established in 2003. Their services include IT strategy consulting and IT staff augmentation.Read More
Industries
-
929$10,000+50 - 249 employeesSan Francisco, CABlackstone Technology Group is a San Francisco, California-based IT staff augmentation company. They specialize in IT staff augmentation and IT strategy consulting and were established in 1998.Read More
Industries
-
930$10,000+10 - 49 employeesWalnut Creek, CAFounded in 1985, Forte Systems, Inc is a small cloud consulting & SI company. Their services include cloud consulting & SI and Cybersecurity.Read More
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.
Most Reviewed
IT Services Company
California
- 11 7 new reviews
- 12 6 new reviews
- 13 6 new reviews
- 14 6 new reviews
- 15 6 new reviews
