The Clockmakers’ Company was established by Royal Charter granted by King Charles 1 in 1631. It ranks 61st in the order of precedence of the 108 City of London Livery Companies. It is the oldest surviving horological institution in the world, and its motto is Tempus Rerum Imperator, Latin for Time is the commander of (all) things. See our History & Customs.
Museum
The Clockmakers’ Museum situated at Guildhall in the City of London is the oldest, and is considered by many to be one of the finest collections of clocks, watches and sundials in the world. The Bridgeman Art Library have images of several items in the collection. It is open to the public and entrance is free.
Members
Most Freemen and Liverymen of the Clockmakers’ Company are still involved in horology, whether clock making, watch making, designing, buying, selling, collecting, repairing, restoring, conserving or using for scientific purposes. Becoming a Freeman involves making a declaration (taking an oath). Liverymen must first be granted their Freedom of the City. See our History and Customs.
The Court
The Company is governed by a Court of ten or more Assistants. The Court elects a Master and three Wardens as its officers every year. The Clerk attends to the day-to-day business of the Company at its office in Salters Hall.
Activities
Charitable, having a long history of cultural patronage primarily supporting clockmaker related good causes and in particular the education and training of clockmakers, and making awards for excellence in horology; the Company now also plays an important part in social life, networking, and charitable work in the City of London.
The Newgate Street Clock

The Newgate Street Clock
The Newgate Street Clock was The Clockmakers’ 375th Anniversary Gift to The City of London.












The first stage of judging of Picturing Time 2013 is now complete and short listed entries, chosen from 257 entries from 46 universities & colleges, have been identified. 