1123 West Randolph has reached about as high as a six-story building can reach.
A somewhat vague permit was issued in January of 2020, calling for a six-story building with retail on the lower two floors and residential units on the third through sixth floors. No number of units is indicated.
Apex Construction Group is the GC. Their website calls for nine units, with HKS, Inc the architect of record, and Heart of America the developer.
Chicago YIMBY visited the site in October of last year. They name Interra Realty as the developer, which is in line with the name (Jon Morgan) on the permit, and the names in the following press release from Neighbors of the West Loop back in 2018:
I got some photos for ya: