Explore the top managed IT service providers in California with DesignRush. Our platform features agencies trusted by global leaders like GIZ and Atlas Copco. With 40,000+ vetted agencies and over 100,000 client-agency matches monthly, you can be confident in the quality of every agency listed. Compare providers by industry expertise, client type, budget, reviews, team size, and portfolio now.

Best California IT Managed Services Providers

148 Companies - Rankings updated: May 16, 2026

Each agency listed on DesignRush is assessed for industry expertise and customer testimonials are evaluated in order to provide you with a vetted selection. Certain listings represent paid partnerships.

United States × California ×
  • Transform Your Business with Our End-to-End IT Solutions.

    Transform Your Business with Our End-to-End IT Solutions.

    Chipsy Information Technology Services Pvt Ltd. offers comprehensive IT solutions, including expert consulting, mobile app development (VitalBase is an ABDM-enabled hospital management information system), application development, school management systems, and DevOps services.  [... view Chipsy IT Services Pvt. Ltd. profile ]
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $12/hr
  • You Think We Will Deliver

    You Think We Will Deliver

    TechMave Software LLP delivers innovative web, mobile, and AI solutions tailored to business needs. Our team combines creativity, technology, and strategy to build impactful digital products that empower brands globally.  [... view TechMave Software profile ]
    Location
    Mountain View, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $11/hr
    Minimal Budget
    $10,000 - $25,000

About The Author and Expert Reviewer

Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.

Former Development Director

Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.