Services We Offer

Our full line of interior and exterior high quality millwork products include: Exterior & Interior Doors, Decking, Siding, Windows, Trim and many other custom products.

What We Do

Southern Pacific Supply is a full line interior and exterior millwork supplier serving builders and contractors throughout Maryland, Northern Virginia and Southern Pennsylvania.

Who We Are

Since 1981, we have been delivering quality products and service. Initially a Cedar Merchant, we expanded to Millwork and have been a leader ever since.