Fast4.IT is an IT services and hosting provider based in Hattingen, Germany, serving businesses and private customers across the Ruhr area and nearby towns. The company brings together personal IT support, business systems management, infrastructure, security and hosting, with services available remotely and on site. Its IT services include workplace setup and support, device management, hardware and software procurement, network planning, maintenance, administration and practical IT consulting. Fast4.IT also provides security solutions such as firewall and VPN configuration, monitoring, access protection and backup planning, alongside cloud services for collaboration, mobile access and data recovery.

For hosting and infrastructure, the company offers web hosting, domains, email hosting, SSL certificates, virtual and dedicated servers, storage and managed server environments running Linux or Windows. It also supports migrations and server operations. Fast4.IT develops websites and custom web solutions, and offers its own cloud-based invoicing system with e-invoicing, PDF delivery, reminders and accounting-file exchange.