DENVER--(BUSINESS WIRE)--Smashburger, a leading fast casual “better burger” restaurant, has named Minneapolis-based mono as its new creative agency of record, effective immediately. With a strong business growth plan for 2015, Smashburger wanted to find a new creative agency to put greater emphasis on its brand story – particularly how the burgers are smashed to lock in the flavors and their use of premium, fresh ingredients. After an extensive search that started with 12 agencies and was narro