Law firm tenant Kopka, Pinkuis, Dolin & Eads renewed its lease for approximately 5,781 square feet of space at Younan North LaSalle in the heart of Chicago's central business district. the firm has been a tenant in the downtown high-rise since 2002. Located on the northwest corner of WestLake and North LaSalle Streets in The Loop, the historic center of downtown Chicago, the green-tinted glass tower incorporates 630,000 rentable square feet.