 The apartment buildings, the Avalon at Assembly Square (195 units) and AVA Somerville (253 units), are designed by Elkus Manfredi Architects and developed by AvalonBay Communities Inc., a US-based Real Estate Investment Trust and manager of luxury apartments.In 2016, Sports Authority closed after the chain went out of business and was replaced by Trader Joe's in 2017.On September 3, 2019, Sears announced that Kmart would be closing in November 2019.