Napa Valley Interior Designers . Interiors panache 1370 trancas street, #310 napa, ca 94558. Mws design mws design profile mws design. Napa Valley Interior Designers from jeymakestory.blogspot.com Douglas design group is a napa valley based interior design firm, specializing in kitchen design, bath design, and interior design. Patterns, textures, objects and colors, an attention to detail and her clients needs combine to create timeless spaces which are beautiful. She is a gifted interior consultant who.