Zardoya Otis SA is a Spain-based company primarily engaged in the elevator equipment manufacture. The Company focuses on design, installation and maintenance of elevators and escalators. The Company's products portfolio also comprises moving walkways, stairway chair lifts, as well as other vertical and horizontal transportation systems. In addition, it offers maintenance programs and Remote Elevator Monitoring system for optimizing elevator performance, among others. The Company operates a number of production plants located in Spain. The Company’s subsidiaries include Ascensores Eguren SA, Ascensores Ingar SA, Cruxent-Edelma SL, Ascensores Serra SA, Mototraccion Electrica Latierro SA, Puertas Automaticas Portis SL, Otis Elevadores Lda, Masel Otis Elevadores Madeira Lda and Ascensores Pertor SL, among others. The Company is controlled by United Technologies Holdings SAS.