1825   Founded as a forwarding agency.

1840   Industrial production of roll-lead and 
           lead foil, e.g. for tea crates and snuffboxes.
 
1848   Lead shot manufacturing in the "hail tower".

1884   Establishment of the staff sickness fund.
 
1898   The existing capsule factory and the old lead rolling mill are
           modernised. 
  
1946   The existing capsule factory and the old lead rolling mill are
           modernised.

1970   Sale of the enterprise to the Metallgesellschaft AG.
 
1989   The shares are taken over by Austria Metall AG.
 
1993   H&N becomes part of the Vienna based Constantia Packaging AG.
 
2000   H&N celebrates its 175th anniversary.