In a search of Washington DC's permits database, I found permit B1911377 issued 7/17/2019. Its description is
The address is 1855 Wisconsin Avenue NW, Washington DC 20007, which has a parking garage attached to retail space.
Tesla to install four (4) Tesla Supercharger cabinets, eight (8) Tesla Charging Stations, one (1) 480V Distribution Panels. and one (1) disconnect & Meeting Cabinet.
The address is 1855 Wisconsin Avenue NW, Washington DC 20007, which has a parking garage attached to retail space.