It is owned by RAL Companies of Hempstead , New York , of which Robert A. Levine is the principal owner . Mark Groblewski of RAL was the only civilian given direct access to 270 Broadway , 86 Chambers Street , and 80 Chambers Street to continue construction on this facility , inside Ground Zero in the aftermath of the September 11 attacks . 400 union employees worked for the full duration of the 9/11 Disaster Clean-up . Mr. Groblewski also assisted as a " civilian volunteer " assisting and directing heavy duty industrial earth moving equipment to climb the 10 story pile of steel and concrete debris . This facilitated removal of materials during the earliest " rescue " , and " recovery " plan at the site . Floors 15 to 28 were converted to 39 condominium apartments in 2003 ranging in size from 1,998 to . Floors 2 through 7 make up office space and 48 rental apartments are between 8 through 15 . The office space has a separate entrance on Chambers Street and is identified as ' '' 86 Chambers ' '' , there are two residential entrances : one is on Broadway for floors 15 through 28 and the other on Chambers for floors 8 through 15
September 11 attacks
September 11 attacks
Tower 270