DP&P has a dedicated staff, specialized on plants and structural engineering. In plant engineering DP&P is active with significant and important achievements in which were conducted specific researches in the topics of renewable energy and efficiency optimization of building envelopes, in order to improve the factory’s performances. The structural design is articulated in several sectors such as calculating and dimensioning of of steel and concrete structures and complex structural façade. One area also deals with the specific design of general services such as sewers, aqueducts, public lighting, etc.