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Timeline of Paul Allen and Vulcan's interest in South Lake Union
Paul Allen's investments in South Lake Union go back to 1992, with the proposal for the Seattle Commons park project.
1992: Committee forms to promote proposed Seattle Commons, a big park along the Westlake corridor in South Lake Union. Allen loans committee $20 million to start buying land.
1996: Seattle voters reject Commons tax levy a second time. Ownership of the 11.5 acres acquired by the Commons committee reverts to Allen.
1998: Allen's Vulcan Real Estate begins buying more property in South Lake Union.
2001: Vulcan's South Lake Union holdings total 45 acres, and several buildings are under development. Ada Healey hired to oversee real-estate operations.
2003: Vulcan unveils vision for 10 million square feet of new office, lab, residential, hotel and retail projects on its South Lake Union properties.
2004: Vulcan's South Lake Union holdings top 60 acres.
2006: Vulcan has 1.2 million square feet of projects under construction, an additional 3 million in development.
2007: Amazon.com agrees to lease 1.6 million square feet from Vulcan in new, 11-building South Lake Union headquarters complex.
2008: Amazon headquarters construction starts. South Lake Union streetcar opens, linking neighborhood with downtown.
2010: Amazon moves into first South Lake Union buildings.
2012: Vulcan lists nearly finished Amazon complex for sale.