The Department of Defense, through the Naval Facilities Engineering Systems Command Southeast (NAVFAC SE), is seeking qualified small businesses to participate in a Design-Build and Design-Bid-Build Indefinite Delivery Indefinite Quantity (IDIQ) Multiple Award Construction Contract (MACC) for various construction projects within its area of operations, primarily in the southeastern United States. The contract will encompass new construction, renovation, alteration, and repair of medium general construction projects, including facilities such as barracks, administrative buildings, and medical facilities, with a total funding ceiling of $1.5 billion over five years. Interested small businesses must submit proposals electronically via the Procurement Integrated Enterprise Environment (PIEE) after the solicitation is released, which is expected to occur within 15 days of this presolicitation notice, with Phase-One proposals due no earlier than 30 days thereafter. For further inquiries, contact Matthew Abbott at matthew.j.abbott5.civ@us.navy.mil or Marina 'Gaby' Mote at marina.g.mote.civ@us.navy.mil.