Top 100 IT Services Companies in California

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. 

Eachbase is a digital agency that operates out of California. Their main services span branding, SEO, and web development.

Breeze IT, Inc. is an IT solutions provider based in Costa Mesa, Calif. The provider, founded in 2010, has a team of more than 15 that provides IT managed services, cybersecurity, cloud consulting & SI, IT strategy consulting, and IT staff augmentation services. Breeze IT serves midmarket and other-sized companies in various industries that include manufacturing, business services, and real estate.

IT Tropolis, an IT managed services company, is in Fountain Valley, California. The small team specializes in IT managed services, IT strategy consulting, cloud consulting & SI, and cybersecurity. The company was founded in 2010.

Located in Pasadena, California, GlobalityNet is a finance & accounting outsourcing (FAO) company. The small company was established in 2016. Their team offers finance & accounting outsourcing (FAO), voice services, and non-voice bpo/back office services.

VOLANSYS Technologies is a product realization and digital transformation company based in Ahmedabad, India, and founded in 2008. Their team of more than 350 employees specializes in IoT development, cloud consulting, and mobile app development. 

indusriaLAX is a custom software and application development company based in Los Angeles, Costa Mesa, and San Diego, Calif. Founded in 2012, their team of less than 50 provides big and small businesses through CRM consulting, custom software development, and web development.  

NoMoBo is a San Diego-based software company founded in 2017 with more than 10 members. They specialize in custom software, web, and mobile app development services for small and mid-market firms in industries such as real estate, IT, and utilities.

Five9 is a cloud-based call center software provider. Their team of about 1,000 employees is based in San Ramon, Calif. Services include CRM, ERP, and IT consulting, as well as voice services. They were founded in 2001. 

Cloud consulting & SI company Initialyze was established in 2015. The small San Ramon, California-based team offers cloud consulting & SI, web design, ux/ui design, architectural design, and more.

EInfochips - an Arrow company, an IoT development company, is headquartered in San Jose, California and Ahmedabad, India. The large team offers IoT development, cloud consulting & SI, Artificial Intelligence, cybersecurity, and more. The company was founded in 1994.

ABUSINESS is an other IT consulting and SI company. Established in 2019, the team focuses on other IT consulting and SI. Their small agency is San Diego, California-based.

GreenM is a small Redwood City, California-based IT staff augmentation company. They offer IT staff augmentation, custom software development, and web development and were founded in 2014.

AI Bees is a digital agency in San Francisco. Founded in 2018, they have about 161 employees that serve mostly small-business and midmarket clients in the IT, business, and advertising industries. Services include digital strategy, email marketing, and digital marketing.

CMIT Solutions of Carlsbad provides IT managed services, cybersecurity, and IT strategy consulting for small businesses in the business services, financial services, and health care industries. Founded in 1996, the Carlsbad, California-based team has about 9 employees.

Datorium is a bespoke data solutions company based in Palo Alto, Calif. The company, founded in 2015, has a team of less than ten that provides BI & big data consulting & SI, digital strategy, and AI services to various companies and institutions. 

Launched in 2007, Formula is a IT strategy consulting company. The large team provides IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, IT staff augmentation, and more. The agency is headquartered in Los Angeles, California.

Stratus10, a cloud consulting & SI company, was launched in 2017. The firm offers cloud consulting & SI and has a small team.

InterKnowlogy is a small custom software development company. Launched in 1999, the team offers custom software development, Artificial Intelligence, AR/VR development, BI & big data consulting & SI, and more. The company is headquartered in Carlsbad, California.

Headquartered in Mercer Island, Washington, Exadel is a midsize business consulting company. They focus on business consulting and were founded in 2001.

Agency73 is a development shop based in Encinitas, Calif. Founded in 2017, Agency73's team of about 10 employees specializes in providing custom software development, web development, and e-commerce development services for mid-market and enterprise businesses in the healthcare, advertising and IT industries. 

Digicom Healthcare Solutions is an IT firm based in Santa Rosa, Calif. Their team of less than 50 focuses primarily on medical clients. Services include IT Strategy consulting.

Launched in 2004, Advanced Networks is an IT strategy consulting company. Based in Los Angeles, California, their small team focuses on IT strategy consulting, cloud consulting & SI, cybersecurity, IT managed services, and more.

Technology Mindz is an application development company in Cupertino, California. The midsize agency was launched in 2012. Their team focuses on mobile app development, web development, application management & support, application testing, and more.

centrexIT is an IT and IS management and consulting firm based in San Diego. The firm, founded in 2002, has more than 50 employees who provide managed IT and IS services to the health care & medical, consumer products & services, and transportation industries.

B3 Media Solutions Inc. is a social media and market research firm headquartered in Los Angeles, California. Founded in 2014, their team of approximately 3 employees serves enterprise clients in the automotive, entertainment, and transportation industries. Their specialties are data analysis and observational research.

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.

DataBees is a market research company established in 2017. They are based in San Francisco, California and have a midsize team. The firm offers market research, sales outsourcing, digital strategy, and CRM consulting and SI.

Nisman Solutions is a software and product development company founded in 2007 and located in San Diego, Calif. With a team of about 25 employees, they serve small and midmarket businesses in the business services, health care and medical, IT, telecommunications, and e-commerce industries. Their services include software development, mobile app development, and IT strategy consulting.

AllSafe IT is an  IT services, consulting, and IT support firm based in Los Angeles. The firm, founded in 2016, has a team of more than 20 that provides cybersecurity and IT managed services to small and mid-market companies and organizations in various industries that includes manufacturing, nonprofit, and retail.