Top 100 IT Services Companies in California

Xantrion is a cybersecurity company. They are in Oakland, California and have a midsize team. The agency offers cybersecurity, IT managed services, cloud consulting & SI, and IT strategy consulting.

3Q Digital is a digital marketing and strategic consulting agency headquartered in San Mateo, Calif. with additional offices in San Diego, San Francisco, Chicago, New York, Burlington, Vt., Austin, Texas, and Raleigh, N.C. Their staff consists of over 250 experts in SEO, social media marketing, and analytics.

West Advanced Technologies Inc is a midsize Sacramento, California-based cybersecurity company. The team specializes in cybersecurity, IT staff augmentation, cloud consulting & SI, and IT managed services.

Alternis IT is a managed IT and cybersecurity broker based in San Jose, Calif., with an office in Los Angeles. The broker, founded in 2013, has more than 50 employees and provides cybersecurity, IT managed services, IT strategy consulting, and cloud consulting & SI services. Alternis IT serves small and midmarket companies in various sectors that include financial services, media, and legal.

Lightcrest is a consultancy based in Santa Monica, Calif., and founded in 2008. Their team of over 50 offers big data consulting, cloud consulting, and cybersecurity solutions to clients in the industries of advertising, business services, and education, among others.

Computer Experts Corp. is a consultancy founded in 1988 with over 10 experts. Based in Saratoga, Calif., they offer IT managed services, big data consulting, and cloud consulting solutions for small businesses in the field of IT services.

Cyber Defense Group is a Los Angeles, California-based cloud consulting & SI and cybersecurity company. Launched in 2016, the small team specializes in cloud consulting & SI and cybersecurity.

Cybersecurity company Portola Systems, Inc is headquartered in Santa Rosa, California. The small agency was established in 1994. Their team focuses on cybersecurity, IT managed services, IT strategy consulting, cloud consulting & SI, and more.

 Intuz Cloud is a cloud consulting company from San Francisco. It was founded in 2009 and now has a team of 70 that provides cloud consulting, system integration, and IT managed services to primarily mid-size companies in the IT and e-commerce industries.

HIPAA Vault is a cloud consulting company based in San Marcos, Calif. Founded in 1997, this thirteen-person team offers HIPAA-complianted web hosting and cloud solutions, along with systems integration, cloud consulting, cybersecurity, and managed IT services for the healthcare field.

SeedX Inc. is an award-winning digital marketing and growth agency headquartered in Los Angeles and Austin. They were founded in 2015, and the team of 45 specializes in omnichannel marketing, paid media, and scalable growth strategy. They primarily focus on e-commerce, technology, and multi-faceted campaigns and growth projects.

TekHqs ( Tek HeadQuarters ) is a custom software development company founded in 2010 with more than 50 members. They provide custom software development, CRM consulting, and ERP consulting solutions from their office in Irvine, Calif. They work primarily with small firms.

Founded in 2009, John Brendle IT Consulting is a IT managed services company. Their small team is based in Sacramento, California and specializes in IT managed services, IT strategy consulting, and cybersecurity.

Nexplay Consulting Inc. Is an IT managed services company. The small team is headquartered in Los Angeles, California and Fullerton, California. Their services include IT managed services, cybersecurity, IT strategy consulting, and other IT consulting and SI.

VinnCorp is an application development firm based in Elk Grove, California; Hayward, California and San Francisco, California. Founded in 2019, the small team specializes in mobile app development, custom software development, branding, IT staff augmentation, and more.

Inbound AV is a marketing strategy company launched in 2017. Their small team is headquartered in Glendale, California. The firm specializes in marketing strategy, digital strategy, email marketing, graphic design, and more.

iOPTIME is a Salesforce consultancy and web & mobile solutions company based in Islamabad, Pakistan. The company, founded in 2012, has a team of more than ten that provides CRM consulting & SI, mobile app development, IoT development, web development, and AI services. iOPTIME serves small and mid-market companies in the IT; consumer products & services; health care & medical; education; and GPS, navigation, & GIS industries. 

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.

Cybersecurity company SharkStriker Inc. Is in Walnut Creek, California. The midsize team provides cybersecurity. The firm was launched in 2010.

Dreamers Inc. Is an artificial intelligence development company. Founded in 2013, the small agency is located in Los Angeles, California. Their team offers Artificial Intelligence, Mobile App Development, Blockchain, Cybersecurity, and more.

BizCare is an IT solutions company based in Lafayette, Calif. They were founded in 2006 and have a team of 4 employees who specialize in IT managed services and cyber security. They cut through the chaos of the modern IT landscape to provide their clients with solutions that work.

TECHBLEED is a managed service provider based in Glendale, Calif. with more than two experts. Founded in 2019, they specialize in IT strategy consulting, IT managed services and cybersecurity solutions for small and mid-market firms across various industries.

Silk Software is a full-service digital agency located in Irvine, Calif., and New York, New York. Established in 2007, they currently have about 36 employees who provide e-commerce development, ERP consulting and SI, and PPC services. They specialize in serving clients in the consumer products and services, hospitality and leisure, and IT industries.

Studio 12, a custom software development company, was established in 2013. The company specializes in custom software development, mobile app development, web development, and AR/VR development and has a small team. The company is located in Riverside, California.

Sunlight Media LLC is a professional web design company based in Los Angeles. Founded in 2011, Sunlight Media primarily provides small businesses with web development, web design, and e-commerce development services, but they also work with mid-market and enterprise clients.

Adalane Media Group is a small social media marketing firm. They specialize in social media marketing, pay per click, and digital strategy and were founded in 2019.

Reweto is a. Established in 2019, the team specializes in. Their small company is.

TAVO Media Group is a small advertising company. Headquartered in San Diego, California, the firm was founded in 2012. Their services include advertising, marketing strategy, branding, search engine optimization, and more.

Resecurity, Inc., a cybersecurity company, was established in 2016. Their small team is in Los Angeles, California. Their services include cybersecurity, IT managed services, and IT strategy consulting.

Hounder is a digital design and development company based in Redlands, Calif. Founded in 2016, the team of 3 specializes in web development, web design, and custom software development.