Aberdeen Asset Management will shortly begin marketing 75 King William Street, EC4, seeking offers in excess of £90m, reflecting a net initial yield of 5.75%.
The 128,000 sq ft freehold property commands a rent roll of £5.5m pa, an average rent of £42.50 per sq ft.
The partially refurbished block is multilet to tenants including SThree Plc, Danske Bank, i2 Offices and National Bank of Greece with a weighted average unexpired lease term of 5.5 years.
Scottish Widows, which was taken over by Aberdeen last year, bought the building in 2010 from Degi Deutsche Gesellschaft Immobilienfonds for £67m, a 6.7% yield.
GM Real Estate has been appointed to advise on the sale.