Sandersfeld Sicherheitstechnik installs fire detection, intrusion, access control, video and smoke and heat exhaust systems for commercial, industrial and wind-energy clients from Leer in East Frisia. VdS Schadenverhütung certifies the company as a Fachfirma nach DIN 14675 for Brandmeldeanlagen and Sprachalarmanlagen, recognises it as a VdS Errichterunternehmen für Brandmeldeanlagen and certifies it to DIN EN 16763. At the centre of the business is its own permanently staffed Europa-Leitstelle, certified as an alarm receiving centre to the European standard.