Hey Ryan. Tango isn't very big in ecuador, they're more into Salsa but in Quito you can find a few places in the Mariscal, the modern party sector of the city where all the clubs are! Have fun in Ecuador!
The Tango Center was a critical part of the Downtown Revitalization now in place ... actually saving the downtown from destruction, in cooperation with many colleagues, in the 2007 ballot measure that stopped the city from funding the destruction with 'Urban Renewal' funding. In the process of shutting down with much publicity in 2009, the building was sold to a different non-profit, which is preserving the building: