Cloud4U is a Russian cloud provider offering IT infrastructure and software services for businesses. Its portfolio covers cloud and virtual servers, dedicated and bare-metal hosting, private cloud, virtual desktops, and data-centre services. Businesses can also use cloud platforms for 1C, databases, email, collaboration tools, and licensed software, alongside Kubernetes, Hadoop, and content delivery solutions.

For data protection and continuity, Cloud4U provides cloud backup, object and archive storage, disaster recovery, and data replication. Its security services include DDoS protection, firewalls, web application protection, antivirus, vulnerability analysis, penetration testing, and support for personal-data and government-system requirements. GPU infrastructure and machine-learning offerings serve workloads such as rendering, model training, and language-model development.

Cloud4U also supports customers with cloud migration, infrastructure administration, monitoring, and technical assistance, including migration from overseas services. The company operates data centres, offers equipment colocation, and provides partner programmes and resources such as webinars and training. Its services are designed to help organisations deploy, manage, secure, and scale business IT systems.