Platinum Home Design is Southern Maryland's go-to family-owned exterior contractor, proudly based in La Plata, MD. We specialize in roof replacement, roof repair, roof inspection, siding installation and repair, gutter installation and repair, and window and door installation, serving Charles County and the DC Metro Area. Certified by Owens Corning, CertainTeed, TAMKO, and ProVia. Beat any competitor price, guaranteed. Free consultations. 40+ years of combined experience.