These 85 years have seen three generations of the Hartl family
gathering knowledge about stone. This knowledge started in their
own gravel pit and allowed the Hartl family to start producing
crusher and screener in the 1980's.

Franz Hartl sen. - Demolition expert,
quarry owner and transport company manager.
 

* 1935
Franz Hartl sen. opened
his first gravel pit
in Ennsdorf.

* 1940
saw the formation
of his transport company
This started the
revolution of transportation
along the Danube river.