A well-established practice in the United States, the pre and post nuptial agreement known as ‘prenup’ or ‘postnup’ has become more popular in the UK in recent years. It has also given rise to the post-nuptial agreement. As a progressive family law firm, Our office in Cardiff was one of the first firms in Wales to specialise in pre-nuptial (prenup), post-nuptial (postnup) and living together agreements.