Constructed in 1948, Grewen Hall is the oldest and largest building at Le Moyne College. With a total of 86,500-square-feet, Grewen contains the offices of the Masters of Business Administration, Academic Dean, Provost, Registrar, Bursar, Payroll, Human Resources, Dolphin Den, and 17 classrooms. The third floor and main entrance of Grewen Hall was remolded in 2006 to create a beautiful and welcoming space for students and visitors, while the fourth floor (primiarly classroom space) was renovated in 2011. The Admissions and Financial Aid offices are located on the third floor. As the main academic building, the classrooms within Grewen Hall come in all shapes and sizes to accommodate the different class sizes and pedagogical styles that Le Moyne College offers. Located on the first floor is the Dolphin Den, which opened in January 2011, and has become the the central gathering place for students, faculty and administrators. The Den features a food court, cafe and convenience story. Located near the main entrance to the Den are the College radio station (WLMU) and The Dolphin, the student newspaper.