Skip to main content

Grange Mutual Insurance Expands Columbus Headquarters

Published 12/12/2005

Grange Mutual Insurance Company has selected Gilbane Building Company as program and construction manager for a $50 million expansion of Grange's corporate headquarters in Columbus, Ohio. The project consists of a 205,000-sf mid-rise tower accommodating a 1,000-car parking structure, 100,000 sf of office space, data center, auditorium, cafeteria, fitness center, and a new front entrance. The design team for the expansion is Maddox NBD and Perkins + Will. Construction of the garage will begin late in 2006 with completion in approximately one year. The construction on the facility will begin in 2007.