Before Semple Brown Design got to it, this downtown Denver loft in a former saddle factory counted as many minuses as it did plusses. Original exposed-brick walls and cast iron–clad timber pillars defined its 1,530 square feet of space, giving it the lived-in patina that makes lofts such a hot property type. But it only received sunlight from the north side of the building and contained little separation between its public and private spaces. More