From 1970s it had been a branch of Jablonecke sklarne which had employ approximately 600 people in the glass industry.

Since 1999 Glass LPS has been a follower of 45 years old tradition in glass industry in Medzilaborce and still manufacture crystal chandeliers, grind crystal trimmings and export them around the world.

It was Transporta, later Vihorlat which had 1200 employees in machinery industry in small town Medzilaborce.

Privatization and global financial crises had destroyed the structure of the whole factory.

Nowadays companies Kovostroj and Labstroj continue in machinery industry.