Vengo, a Vending Machine With an Ad Network, Secures $2M Deal on 'Shark Tank'

Vengo is finding success as brands like Hershey and Mondelez are facing declining sales in the impulse aisle at grocery stores. The cashless vending machine hangs on a wall and holds six products that it advertises.

http://adage.com/article/digital/vending-machine-ads-2-million-shark-tank/303160/

http://vengolabs.com/ 

http://maps.vengolabs.com/