This document provides details on a Construction Manager as Constructor (CMc) contract opportunity for the major building modernization project at the Silvio J. Mollo Federal Building. The General Services Administration Public Buildings Service Region 2 is soliciting proposals under solicitation number 47PC0320R0004 to provide CMc services. The selected contractor will serve as the construction manager during the design and construction phases of the project, which involves modernizing the Mollo Federal Building. Proposals are due by the date specified in the pre-proposal conference materials. The award date and period of performance will be determined upon contract negotiation. The selected offeror will be responsible for construction management and coordination throughout the project to deliver the completed modernized building.