Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Corporación Estatal de Radio y Televisión -  Corporación Estatal de Radio y Televisión (CERTV) is a radio and television network operating from Santo Domingo in the Dominican Republic. It is a public television channel operated and owned by the Dominican government. Following the frequency unification of 1996 CERTV has been aired throughout the country on channel 4 (canal 4). Previously channel 4 was broadcast in Santo Domingo and the Southern zone channel 5 in the Northern region and channel 12 in the Southwest.
A:
Company