Sundays on State is a project of Chicago Loop Alliance in partnership with Chicago Loop Alliance Foundation, City of Chicago, and SSA#1-2015. Supporting sponsors are Macy’s and Target. Event sponsors are Allstate, Divvy and Walgreens. Community sponsors are Block 37, Clayco + Lamar Johnson Collaborative, Comcast, Millennium Garages, Shoreline Sightseeing and Streetplus. Star Events is the event production company for Sundays on State. The official hotel partner is theWit Hotel Chicago.

Media partners include CBS Chicago, Chicago Transit Authority, Chicago Tribune, Concorde New Media, The Crusader Newspaper Group, ESPN 1000, Firefly, Heritage Outdoor Media, Midway Broadcasting Corporation, NDIGO, OUTFRONT, Power 92.3, Reflejos Publications, Rejoice 102.3, Soul 106.3, Uber OOH, Univision Chicago Local Media, View Chicago, LLC, Vocalo, WBEZ, and WGN Radio.