ADEIT
The address of ADEIT is:
Plaza Virgen de la Paz, 3
46001 Valencia
Spain
It is in the old city, near the Plaza de la Reina, one of the central squares in the city. It's mostly a pedestrian area, within walking distance of the train station and many metro stations (Pont de Fusta, Angel Guimera, Plaza de España). People who come by car can park (at a rather elevated fee) in the Plaza de la Reina parking.
More information is found on this Website
To navigate the city, please find this to Google Maps