Execution by the Contractor of the function of investor's supervisor of construction works in the construction and civil engineering specialty in the execution of works in the building of the Polish Academy of Sciences Botanical Garden - Center for the Preservation of Biological Diversity in Powsin at 2 Prawdziwka Street, within the framework of the proceedings: "Modernization of the adaptive greenhouse and its equipment through reconstruction in the "design and build" mode within the framework of the project "FlorIntegral - integrated conservation of in situ i ex situ Rare, endangered and priority species of flora in the territory of Poland". The order is co-financed by the European Union under the project Operational Program Infrastructure and Environment 2014-2020.