Builders FirstSource

Builders FirstSource is the nation's largest building materials supplier. Our Frederick MD Millwork proudly serves builders, contractors & remodelers in Frederick with their building supply & construction needs. Get ahead of the cooler weather - get fast, reliable service to stay on schedule. Visit us today to discover why we are known as builders' first choice!

Builders FirstSource is the nation's largest building materials supplier. Our Winchester VA Lumber Yard proudly serves builders, contractors & remodelers in Winchester and surrounding Northern Virginia-DC-Maryland Area with their building supply & construction needs. This facility offers the following building supplies & services: Lumber and Building Materials, Trusses, Wall Panels and Components, Doors & Millwork, Windows, Design Center & Showroom, Business Center, Pro Retail Store, Customer Pick Up | Will Call, Mill Shop, Install Services. Get ahead of the cooler weather - get fast, reliable service to stay on schedule. Visit us today to discover why we are known as builders' first choice!