ŽOS Trnava Group is the biggest Slovak
railway cars and locomotives manufacturing & repair group.

ŽOS Trnava, a.s. is specialised on

· repairs and modernization of passenger cars
· repairs and modernization of freight wagons
· production of new freight wagons
· production of welded parts
· production of freight wagons components
· non-destructive testing

ŽOS Zvolen, a.s. is specialised on

· repairs and modernization of motor locomotives

· repairs of passenger and motor railway cars
· production, repair of aggregates and spare parts
  for the railway rolling stock

· purchase, sale and lease of locomotives after     

  repair or reconstruction
· non-destructive testing