![contemporary-staircase.jpg](https://lawsonrealtygroup.net/wp-content/uploads/2021/02/contemporary-staircase-640x381.jpg)
Working with developers, architect Charles Warren transformed an older split-level home in Washington, D.C.’s Kent neighborhood into a stunning contemporary home. “The existing house had a lot of different levels that resulted in a strange circulation,” he says. To rectify that…