Headquarters: Dallas

Resume: Designed two of the NFL's newest stadiums in Dallas and Indianapolis.

Resume stuffer: Now known for retractable roofs, walls and windows.

Quote: "A few years from now, when we walk in there, it's going to be an absolutely incredible experience that will change people's lives in this state, " - HKS principal Mark Williams.

Closest model: Lucas Oil Stadium in Indianapolis, a downtown neighborhood venue that features a retractable roof as well as a giant movable window wall that opens to the skyline.

No stranger to Twin Cities: In 2009, it was part of a team that worked on future development plans for the Metrodome site.

Their bill: $34 million.