Rossetti teamed up with the L.A. office of Perkins + Will on a 120,000 - square - foot training center and administrative headquarters .
Rossetti is a design firm specializing in the sports and entertainment industries .
Rossetti , a design firm specializing in the sports and entertainment industries , teamed up with the L.A. office of Perkins + Will on a 120,000 - square - foot training center and administrative headquarters .