Sladović d.o.o. possesses important certificates that prove the aspiration for constant improvement of products and services:

• Certificate MODUL A1  for design and pressure equipment until category 2
• HRN EN ISO-IEC 17020:2012 for safety valve testing and adjusting
• HRN EN ISO 3834-3- welding  jobs certified workshop
• PED 97/23/EC – pressure equipment producer
• HSUP credential A-IV – by which Sladović d.o.o. becomes an authorized gas inspection and testing company of all levels