Delaware Small Business Chamber Brandywine Design Share: Interior Office DecoratingInterior Design Brandywine Design Visit Website Request Info 410 Marsh Rd Wilmington, DE 19809 302.762.4858 Hours: By Appointment. About Us Interior Design - Residential and Commercial Interiors. About Media Rep Info Map About Interior Design - Residential and Commercial Interiors. Media Whom to Contact Terri Wasdyke Phone: 302.762.4858 Send an Email What's Nearby? Distance: 5 10 15 20 25 50 mi.