A significant investment is planned for the small building at 21 N. Meramec Avenue in Clayton. The project includes a two-story 14ft addition, rooftop deck terrace, and full renovation of the existing two-story office building. According to a pending application filed with the Clayton Architectural Review Board, the renovation will also include an elevator installation. Design is by SP Architects of St. Louis. The building is owned by Twin Springs Investment, LLC.