# knorr-bremse-stella-holding > Analysis by Optimly for Optimly AI Visibility, in the Optimly AI Brand Index. Last analyzed September 13, 2026. > Stella Holding GmbH is the family holding company of the Knorr-Bremse Group, which bundles the majority of shares in Knorr-Bremse Holding GmbH and shares in Vossloh AG. Knorr-Bremse is one of the world's leading providers of braking systems. - Business Profile: https://optimly.ai/brand/knorr-bremse-stella-holding - Publisher: Optimly (https://optimly.ai) - Dataset: Optimly AI Brand Index (https://optimly.ai/brand) - Official website: https://manager-magazin.de/ - Logo: https://logo.clearbit.com/manager-magazin.de - Slug: knorr-bremse-stella-holding - Brand Authority Index tier: Low Visibility - Category: Industrial Private Equity Firms - Last Analyzed: September 13, 2026