Google Cloud Premier Partner with 20+ years experience, 7-time Global Sales Partner of the Year, specializing in cloud migration and modernization.
Top Rated15+ YearsLarge Team
Cloud Migration & ModernizationTOP 10 LIST•2026
Top 10 Cloud Migration & Modernization Agencies in California (2026)
The best cloud migration & modernization agencies in California, curated by AgencyCluster.
10 verified agencies
18+ years avg. experience
Updated today
The Top 10
The absolute best in cloud migration & modernization
AWS Premier Partner specializing in cloud migration with Mission Control platform for real-time monitoring and optimization of AWS environments.
Top Rated10+ YearsMid-Size
Cloud Migration & Modernization
Cloud transformation specialist with AI-powered CONCIERTO platform for holistic migration across AWS, Azure, and Google Cloud platforms.
Top Rated15+ YearsMid-Size
Cloud Migration & Modernization
AWS and Salesforce migration specialist with comprehensive cloud services and proven track record in enterprise cloud transformations.
Top Rated15+ YearsMid-Size
Cloud Migration & Modernization
Oracle and enterprise applications specialist providing cloud migration services for Oracle Cloud, AWS, Azure, and Google Cloud.
Top Rated15+ YearsMid-Size
Cloud Migration & Modernization
IBM-owned European cloud provider with multi-cloud expertise across AWS, Azure, and Google Cloud, offering rapid migration assessments.
Top Rated15+ YearsMid-Size
Cloud Migration & Modernization
Enterprise AI and product engineering firm specializing in DevOps automation, CI/CD pipelines, cloud migration, and infrastructure as code solutions.
15+ YearsLarge Team
DevOps & CI/CDCloud Migration & Modernization
Remote-first DevOps consultancy providing infrastructure automation, CI/CD services, and cloud-native solutions across US, Canada, and Latin America.
10+ YearsBoutique
DevOps & CI/CDCustom Software Development
Leading DevOps platform company specializing in continuous integration, continuous delivery, and software development acceleration.
15+ YearsEnterprise
DevOps & CI/CDCloud Migration & Modernization
Blockchain and software development company offering DevOps services with focus on platform extensibility and application delivery automation.
10+ YearsMid-Size
DevOps & CI/CDAI/ML DevelopmentTrusted Rankings
Every agency on this list has been reviewed by our editorial team. Rankings are based on our transparent methodology which evaluates credibility, outcomes, and reputation.
No paid rankingsVerified credentialsUpdated regularly
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