2008

ALD Tratamientos S.A. de C.V. established in Mexico.

2006

The foundation of ALD Thermal Treatment Inc., USA – the second HTS Center.

1999

Together with VACUHEAT the first Heat Treatment Services Center of ALD opened in Germany.

1994

Officially named ALD Vacuum Technologies GmbH.

1991

Leybold Durferrit GmbH is founded as a merger of the divisions of Heraeus, Leybold and Degussa.