[10] In 1964, Casco Bank, the owner of the building, added two stories, and installed a flashing time-and-temperature sign on the roof.
[7] The addition was incongruent with the original style of the building, but a major renovation in the 1980s more naturally integrated it into the lower floors.
[citation needed] In 1995, millionaire philanthropist Elizabeth Noyce's Libra Foundation purchased the building.
[8] In 2003, the Libra Foundation sold the building to 477 Congress LLC, a subsidiary of Kalmon Dolgin Affiliates.
[7] Building ownership passed to CW Capital Asset Management, a loan servicing company.