Qoşa Qala / double city gate north, Baku, Azerbaijan

2018 - 2020 Historic Old Town "Icheri Sheher", 13. – 14 century (Silk Route), weir system with two flanking merlon-crowned semicircular towers and wall-walk, two entrance gates with casting openings "Maschikulis" above it, appx. 1000 m² surface of stone blocks Monument Museum Preservation

Hamam, Baku, Azerbaijan

2018 - 2019 Historic Old Town "Icheri Sheher", Oriental bathhouse about 13th century (Silk Route), underground facility with around 25 rooms extending across three floors, originally with towering cupolas and ventilation shafts, total area appx. 450 m² Archaeology Museum Preservation

Lion's Gate south, Coat of arms Leo, Belvedere Palace, Vienna

2017 - 2018 Limestone from Zogelsdorf, 240 cm hight, 1350 kg. After 24 years since the last restoration was decided to make a copy in shaken cast of fiberglass reinforced artificial stone in case of security reasons. Sculpture Copy

South side of the nave central section, St. Stephen’s Cathedral, Vienna

2012 - 2018 Eligius chapel around 1360 - 1400 and Bartholomew chapel until 1437, Singertor 1440 - 1450, restored 1894 - 1896, Friedrich pediment 1430 - 1440, restored 1982ff and 1928, decoration other pediments 1853/1854, restored 1882ff Church Laser Cleaning Vacuum Conservation

Albertine choir, west facade, south tower, St. Stephen’s Cathedral, Vienna

1997 - 2017 Medieval choir, Romanesque-Gothic west facade with heath towers, benefactor statues, tombs, South Tower Church Laser Cleaning Vacuum Conservation

Desalination with Vacuum-Circling Process

06/26/2017 Only available in German. more

War memorial , Germersheim, Germany

2017 Monolithic lion sculpture, 210 cm hight and barrel-shaped pedestal, 65 cm hight, diameter 120 cm, Historicism Memorial Vacuum Conservation

Family crest, Greillenstein Palace, Lower Austria

2016 - 2017 Renaissance family crest made of limestone from Zogelsdorf Others Vacuum Conservation

First Exhibition at Beyler Mosque

03/24/2017 After successfully completed total renovation, the first exhibition takes place at Beyler Mosque. more