Gerald Ziegenbalg received his PhD in inorganic chemistry from TU Bergakademie Freiberg, Germany, in 1990 and his habilitation in chemical engineering in 1998. He is the CEO of IBZ-Salzchemie GmbH & Co. KG, Germany, and honorary professor at the University of Applied Sciences Dresden, Germany. Prof. Ziegenbalg’s areas of interest are nanomaterials for stone and mortar conservation, as well as chemical engineering. Miloš Drdácký, former director of the Institute of Theoretical and Applied Mechanics of the Czech Academy of Sciences, Staré Město, Czech Republic, and an elected fellow of the Engineering Academy of the Czech Republic, is experienced in research on material, structural, and urban issues of architectural heritage and historical settlements. Claudia Dietze studied chemistry at the University of Leipzig, Germany, and obtained her PhD in analytical chemistry in 2016. Since 2017, she has been working at IBZ-Salzchemie GmbH & Co. KG in the field of stone conservation and development of consolidation agents. Dirk Schuch studied chemistry at the Friedrich-Schiller-Universität Jena, Germany. He received his PhD in inorganic chemistry and Master’s in business administration in 2014. Since 2015, he has been working as R&D project manager at IBZ-Salzchemie GmbH & Co. KG.