The Company is number 40 in the order of precedence of the Livery Companies of the City of London.
| First mentioned – Mayor’s Court | King Edward II | 1299 | First mentioned – Mayor’s Court
King Edward II
1299 |
| Inclusion of six Blacksmiths in Common Council | King Edward III | 1368 | Inclusion of six Blacksmiths in Common Council
King Edward III
1368 |
| First formal passing of Bye-Laws | King Edward III | 1372 | First formal passing of Bye-Laws
King Edward III
1372 |
| Ordinance approved by | Queen Elizabeth I | 19 January 1571 | Ordinance approved by
Queen Elizabeth I
19 January 1571 |
| First Charter of Incorporation | Queen Elizabeth I | 20 April 1571 | First Charter of Incorporation
Queen Elizabeth I
20 April 1571 |
| Second Charter of Incorporation | King James I | 21 March 1604 | Second Charter of Incorporation
King James I
21 March 1604 |
| Third Charter of Incorporation | King Charles I | 15 February 1638 | Third Charter of Incorporation
King Charles I
15 February 1638 |
| Bye Laws approved by Lord High Treasurer and Chief Justices of both Benches | King Charles I | 12 January 1640 | Bye Laws approved by Lord High Treasurer and Chief Justices of both Benches
King Charles I
12 January 1640 |
| Fourth Charter of Incorporation | King James II | 18 February 1685 | Fourth Charter of Incorporation
King James II
18 February 1685 |
| Arms confirmed and supporters granted | Queen Elizabeth II | 20 April 1990 | Arms confirmed and supporters granted
Queen Elizabeth II
20 April 1990 |
