Key Bank employees are to use alternate work locations on Tuesday following a fire on the lower level of the building.
Firefighters say a fire broke out in the electrical room in the basement around 2:15 p.m. Monday.
The Public Square Building will be open on Tuesday for employees to get laptops.
The building was brought back up to speed electronically just before 9 a.m. on Tuesday.
No one was injured in the fire. An investigation is underway to determine the cause.