The CBD's most impressive Trophy Office Building. Period. Alexander Court is a new trophy office development in the core of Washington D.C.'s central business district. An unforgettable statement building, Alexander Court is designed to maximize efficiency for tenants. With over 1,000 linear feet of window line per floor, it is an ideal floor plate for today's modern workplace. Designed by the world-renowned firm of Pelli Clarke Pelli Architects in collaboration with Fox Architects, Alexander Court offers frontage along four major thoroughfares, including an entrance on K Street, and an expansive lobby fronting L and 20th Street featuring an iconic twelve-story atrium. Alexander Court was envisioned by Rockrose Development, an all-encompassing property owner, developer and manager with over 40 years of experience delivering visionary projects in New York City and Washington, D.C. Downtown DC located in the CBD Submarket