| Tipo | Manufacturer |
|---|---|
| Sito web | https://www.ces.eu/ |
| Indirizzo | Friedrichstrasse 243 42551 Velbert |
    |
CES is an internationally leading manufacturer of locking systems and electronic access control systems with a history that dates back to 1840. The company is based in Velbert and pioneered the industrial production of locking cylinders in Germany.