Top 100 IT Services Companies in California

Sidebench is a strategy, design, and development consultancy with a team of 70+ experts headquartered in Los Angeles. Founded in 2012, Sidebench caters to enterprise companies and new ventures seeking the management consultants & experienced founders, the technical chops of systems architects, and a UX-first approach. Sidebench provides app and web development, UX/UI design, web design, and app testing via a fully integrated product delivery team.

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. 

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.

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.

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.

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.

ClearFuze Networks, Inc. Is a small Los Angeles, California-based IT managed services company. They provide IT managed services, cybersecurity, and IT strategy consulting and were founded in 2002.

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.

CVisionLab is a computer vision research company founded in 2009. Operating out of Russia, the team of over 20 employees specializes in AI, custom software development, and cloud consulting. Their clientele primarily consists of small businesses.

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. 

IT strategy consulting company We Solve Problems was launched in 2010. They are located in Beverly Hills, California and have a small team. Their services include IT strategy consulting, IT managed services, cybersecurity, cloud consulting & SI, and more.

Cylogy Inc. Is a website development firm. They are located in San Francisco, California and have a small team that provides web development, application management & support, digital strategy, IT strategy consulting, and more. The company was founded in 2001.

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.

SM Innovations is a cloud consulting and SI firm based in Santa Monica, Calif. Founded in 2018, their team of 30 serves clients in the IT services sector.  Services include web development and UI/UX design.

Based in Los Angeles, California, Dreamers Inc. Is an AI company. The small team provides Artificial Intelligence, custom software development, mobile app development, IoT development, and more and was established in 2013.

Cygnis Media is a development agency is headquartered in Pleasanton, Calif. Since 2010, their team of 45 has been specializing in web design and development, UX/UI design, mobile app development, and more. Cygnis Media works with clients in various industries including arts & entertainment and business services. 

CloudGeometry is a cloud consulting & SI company. The midsize Sunnyvale, California-based team specializes in cloud consulting & SI, IT managed services, other IT consulting and SI, custom software development, and more. The agency was established in 2007.

Xterra Solutions, Inc. Is an IT managed services company located in San Francisco, California. The small agency was founded in 2009. Their services include IT managed services, cybersecurity, and cloud consulting & SI.

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.

Atricore is an agile Sausalito, California-based IAM product, services, and consulting company launched in 2007. Their team of IAM experts focuses on identity and access management orchestration and modernization, cybersecurity, and IT strategy consulting; with SaaS tools for cloud identity migration.

Achieve Internet is a software development company that's headquartered in San Diego; they have another office in Los Angeles. Founded in 2002, Achieve Internet does web development, enterprise content management, sales intelligence, enterprise app modernization, CRM consulting, and e-commerce development. Clients are mostly midmarket companies and in the healthcare and arts and entertainment sectors. They have about 41 employees. 

Techlexity is a small custom software development firm. Located in L'viv, Ukraine and Los Angeles, Glendale, California, the agency was founded in 2019. Their services include custom software development, web development, mobile app development, blockchain, and more.

Launched in 2011, Dynamics Square is a big data analytics company. The company specializes in BI & big data consulting & SI, cloud consulting & SI, CRM consulting and SI, ECM consulting and SI, and more and has a midsize team.

Sunrise Integration is a software development firm. They are located in Los Angeles, California and have a small team. Their team provides custom software development, web development, mobile app development, e-commerce development, and more.

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.

Exygy is a digital strategy and development company founded in 2007. Located in San Francisco, CA, Exygy’s team of about 25 employees specialize in web design, web development, and mobile app development for Android, iOS, and hybrid platforms. Other services include UI/UX design, branding, software development, and IT consulting.

State Creative is a web design and development company located in Oakland, CA. Founded in 2000, State Creative's team of nearly 10 employees also offer e-commerce development. They serve small and mid-market businesses in the business services, finance, and consumer products industries.

Company A is a custom application development company based in Irvine, Calif., with offices in Plano, Texas, and Novi Sad, Serbia. The company, founded in 2015, has a team of more than ten that provides cloud consulting & SI, custom software development, web development, mobile app development, and enterprise app modernization services. Company A serves small and larger-sized companies in various industries, including IT, financial services, and health care & medical.

Zeta Sky is an IT firm based in Rancho Cucamonga, Calif. with no more than 50 experts. Founded in 2015, they provide cybersecurity, IT managed services, and cloud consulting solutions for small and medium-sized companies alike.

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.