Janet Bertin Decorating Den Interiors is a full-service interior designing company serving Alexandria and Arlington. It has been in the business of in-home decorating for over 30 years. It specializes in project management, covering the full process from conceptualizing the design to ordering, and installing the design elements. The team has experience in decorating a wide range of rooms, homes, and business styles. One of its room designs won first place in a design competition held by the Washington Chapter of the American Society of Interior Designers.