Worshipful Company of Plumbers

One of the Livery Companies of the City of London and is ranked at 31st.

Its motto is Justicia Et Pax (Justice and Peace)

The organisation received the right to regulate medieval plumbers, who were, among other things, responsible for fashioning cisterns, in 1365. It was incorporated under a Royal Charter in 1611.

The website is and the Wikipedia page is.