The core activities of Yel GmbH include:
* Services for HCL Notes & Domino, including administration, programming, support, training, and migration
* Web development and hosting, including programming and design of websites as well as creation of WordPress plugins
* Project management and support
* Cloud migrations, particularly to Microsoft 365 and Google Workspace
* IP telephony and migration
* Data recovery and analysis
* Sales of QuarkXPress licenses
* Design and creation of logos, business stationery, and brochures
* Membership management, scheduling, accounting, document storage, and websites for associations and organizations
It is an IT company with a broad spectrum of services and solutions for businesses and organizations.