Berks County Community Foundation. Duggan & Marcon completed all of the interior and exterior framing, gypsum wall board, exterior sheating & spackling. Also the interior ceilings, most of which were typical fiber and also some ceilings made of wood. The exterior ceilings were metal. This building was one of the first �green� buildings that D&M has built, and, upon completion it received a Platinum designation for energy efficiency.