From a SmallChange.com project listing:

Small Change raised $82,000 in equity to help construct Plattform at 930 Mellon, a Passive, highly energy efficient and modular house which replenishes a long vacant lot in the Highland Park neighborhood of Pittsburgh. 

With the help of a successful crowdfunding raise on Small Change, Plattform at 930 Mellon will be the first of three houses to be built on three vacant lot in Pittsburgh’s Highland Park neighborhood.. Designed to Passivhaus standards by Laura Nettleton of Thoughtful Balance, the modular house will be prefabricated and 85% complete before ever reaching the site.

To read more click on the following link: https://learn.smallchange.com/plattform-at-930-mellon/