Thomson Reuters Aranzadi (also called Aranzadi-Thomson Reuters or simply Aranzadi) is a Spanish publishing company, part of Thomson Reuters Spain. It has its headquarters in Cizur Menor (Navarre). It is the leading publisher of law and social and legal sciences in Spain. It is part of the multinational company Thomson Reuters (through its Spanish subsidiary Thomson Reuters Spain). Its official name has been Editorial Aranzadi (1929-1999), Editorial Thomson Aranzadi (1999-2008) and Thomson Reuters Aranzadi (2008–present). Source: Wikipedia (en)