The company was founded in Theresienfeld on July 1st, 2012, and currently employs 5 people. The company offers entire house technology with gas & water, plumbing & bath, heating, heat pumps, pellets, residential ventilation, solar, planning, consulting & installation.
Zeljeko Petrovic offers a high level of service as well as high quality and, in principle, assembles only the articles and products which it stands behind 100%, so that the level can be maintained. GRANDER® is one of its cooperation partners and has already successfully installed GRANDER® water revitalization and GRANDER® heating circuit revitalization in many homes and commercial companies.
In November 2016 he was presented with the title "The Austrian Installer of the Month" in the renowned industry magazine "The Austrian Installer". We at GRANDER® congratulate you and the company on your success.