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.
List of the Best California IT Companies
-
2341$25,000+1,000 - 9,999 employeesCorte Madera, CAEstablished in 2003, Svitla Systems is an IT managed services company. They are located in Corte Madera, California; Guadalajara, Mexico; Kraków, Poland and San Jose, Costa Rica and have a large team. Their services include IT managed services, Web Development, cloud consulting & SI, Artificial Intelligence, and more.Read More
Clients
Logitech Helper Systems Wisetack Trauma BraceIndustries
-
2342$25,000+50 - 249 employeesMountain House, CANDOT is an artificial intelligence company founded in 2008. The agency offers Artificial Intelligence and BI & big data consulting & SI.Read More
-
2343$50,000+250 - 999 employeesPalo Alto, CARead More
Waverley Software is a software engineering company headquartered in Palo Alto, Calif. It also has offices in Boston, Kharkiv, Ukraine, Lviv, Ukraine, and Ho Chi Minh, Vietnam. Founded in 1992, Waverley's team of over 80 employees mainly provides midmarket brands around the world with custom software development, mobile app development, and IoT development services.
Clients
Mozilla Seagate Yale AbbotIndustries
-
2344$10,000+10 - 49 employeesSan Jose, CAA-CX is a Cybersecurity company based in San Jose, California and Vancouver, Canada. Launched in 2020, the team offers Cybersecurity and Custom Software Development.Read More
Industries
-
2345Undisclosed50 - 249 employeesSan Francisco, CASofomo is a business intelligence company. They are in Wrocław, Poland and San Francisco, California. Their team provides BI & big data consulting & SI and cloud consulting & SI.Read More
-
2346$50,000+1,000 - 9,999 employeesSan Jose, CAIoT development company eInfochips - an Arrow company was launched in 1994. The company focuses on IoT development and cloud consulting & SI.Read More
Industries
-
2347$5,000+2 - 9 employeesLos Angeles, CABiago Media is an e-commerce development firm based in Los Angeles, California. Launched in 2005, the team specializes in E-Commerce Development and IT managed services.Read More
Industries
-
2348Undisclosed2 - 9 employeesLos Angeles, CASJC Business Management Inc., a small Business Consulting company, is headquartered in Los Angeles, California. The team offers Business Consulting and Accounting.Read More
-
2349Undisclosed2 - 9 employeesSan Jose, CAIn San Jose, California, Crawford Pimentel Corporation is a small Accounting company. Their services include Accounting and IT managed services.Read More
-
2350Undisclosed2 - 9 employeesCarlsbad, CALaunched in 2011, Portavoce Public Relations is a PR company. Their services include Public Relations and Social Media Marketing.Read More
-
2351Undisclosed2 - 9 employeesLakewood, CABranding agency Senarysoft was established in 2012. The company specializes in Branding and Web Design.Read More
-
2352Undisclosed2 - 9 employeesWest Covina, CAAtlas Software Group is a custom software development company launched in 2005. The agency offers Custom Software Development and cloud consulting & SI.Read More
-
2353Undisclosed2 - 9 employeesStockton, CASEO agency Fantastic Services provides Search Engine Optimization and UX/UI Design. They are located in Stockton, California.Read More
-
2354Undisclosed2 - 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
-
2355Undisclosed2 - 9 employeesIrvine, CAMethod Data Science is a small business intelligence company. They specialize in BI & big data consulting & SI and Web Development and were launched in 2018.Read More
Industries
-
2356Undisclosed2 - 9 employeesIrvine, CAEmarcom is a social media marketing firm. They were founded in 1998 and focus on Social Media Marketing and Content Marketing.Read More
-
2357Undisclosed2 - 9 employeesPalo Alto, CAPurgo AI is an Application Testing company headquartered in Palo Alto, California. They focus on Application Testing and cloud consulting & SI.Read More
Industries
-
2358Undisclosed2 - 9 employeesCameron Park, CAFounded in 2015, ICM Solutions is an Application Testing company. The small team specializes in Application Testing and IT strategy consulting.Read More
Industries
-
2359Undisclosed2 - 9 employeesSunnyvale, CAEstablished in 2006, AppLite.com is a SEO company. The agency specializes in Search Engine Optimization and BI & big data consulting & SI, and is small.Read More
Industries
-
2360Undisclosed2 - 9 employeesSan Francisco, CAMachZho is an Affiliate Marketing company. Based in San Francisco, California, their small team offers Affiliate Marketing and Content Marketing. The agency was launched in 2019.Read More
-
2361Undisclosed2 - 9 employeesGlendale, CAAdWaken.ai is a Glendale, California-based branding firm. They offer Branding and Social Media Marketing and were established in 2024.Read More
-
2362Undisclosed2 - 9 employeesLos Angeles, CASeena AI is an AI Consulting company. They are located in Los Angeles, California, and their services include AI Consulting and BI & big data consulting & SI.Read More
-
2363Undisclosed2 - 9 employeesSan Jose, CATykio. Is a PR agency. The small San Jose, California-based team focuses on Public Relations and Digital Strategy. The firm was established in 2018.Read More
-
2364$5,000+10 - 49 employeesWalnut, CAEstablished in 2020, TYNYBAY Inc is a small cloud consulting & SI company. Their team specializes in cloud consulting & SI and IT managed services.Read More
Industries
-
2365Undisclosed10 - 49 employeesSan Francisco, CALocated in Reading, United Kingdom and San Francisco, California, CRMT Digitlal is a digital strategy company. The small agency was launched in 1999. Their team specializes in digital strategy, CRM consulting and SI, other IT consulting and SI, email marketing, and more.Read More
-
2366Undisclosed50 - 249 employeesHayward, CAValueLinked, Corp. Is a social media marketing agency. They were established in 2012, and their services include Social Media Marketing and Business Consulting.Read More
-
2367$5,000+50 - 249 employeesSanta Clara, CARead More
A product engineering services company located in Indore, Madhya Pradesh, India, 47Billion works frequently with small businesses, middle-market companies, and enterprises. The company focuses on industries such as information technology, advertising, gaming, and consumer products and has 76 employees. Established in 2014, 47Billion specializes in BI & Big Data consulting, UX/UI design, mobile app development, and cloud consulting.
Clients
CiscoIndustries
-
2368Undisclosed50 - 249 employeesLos Angeles, CAStoneTurn is a Business Consulting company. Their team is based in Boston, Massachusetts and New York, New York and offers Business Consulting and Cybersecurity.Read More
Industries
-
2369$25,000+50 - 249 employeesSanta Monica, CAHeadquartered in Santa Monica, California; Zaporizhzhia, Ukraine and Kyiv, Ukraine, IT-Dimension Inc. Is a web development company. The midsize team offers Web Development, Mobile App Development, UX/UI Design, Application Testing, and more and was founded in 2007.Read More
Industries
-
2370$1,000+10 - 49 employeesLos Angeles, CAManagement Technology Consulting is a CRM consulting and SI company. They were established in 2000, and their services include CRM consulting and SI.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.
IT Services Company
California
- 11 7 new reviews
- 12 6 new reviews
- 13 6 new reviews
- 14 6 new reviews
- 15 6 new reviews
