The small single family home at 420 Fassen in the Carondelet neighborhood (located near the popular Iron Barley restaurant) will soon receive an $80,000 makeover from Habitat for Humanity St. Louis.
Below is a (bad) capture of the building from Google Streetview:

Garcia Properties is tackling a rehab of a vacant mixed use corner building located at 3731 McDonald in the Tower Grove South neighborhood. The permit amount is $60,000.
Below is a Google Streetview capture of the building:

A mixed use building located at 2648 Cherokee Street (in the Gravois Park neighborhood) may soon see a substantial rehab—valued at $450,000 per a city building permit application—into residential and commercial space. The owner is shown to be 2648 Cherokee Properties, LLC. Note that the building permit has not yet been issued.
Below is a recent Geo St. Louis photograph of the structure that is to be rehabbed:

A two-family home located at 4122 Botanical in the Shaw neighborhood is currently being rehabbed into a single family at a cost of $52,000, according to city building permits.
Below is a recent photograph of the structure obtained from Geo St. Louis:

A two-family home at 3022 Salena in Benton Park may soon undergo a $150,000 rehab into two fee simple townhouses. The owner is Renovations Unlimited, LLC.
Below is a Geo St. Louis photograph dating to January 2013:

A two-family home at 3900 Utah in the Tower Grove South neighborhood is being converted into a single family by RHS Investments, LLC. The permit amount was $120,000.
Below is a recent photograph of the structure:
Vacant since at least 2005 according to city records, the mixed use building at 3457-59 Wyoming has been deteriorating and is one of Tower Grove East’s most unsightly properties. According to city permit records, a $100,000 rehab may be coming soon.
Below is a Geo St. Louis photograph of the structure.

A rehab of a Soulard multi-family building located at 2621-25 S. 11th Street is nearing completion.
Below is a recent photograph of the building:

Here is a Geo St. Louis photograph from 2005 for comparison.

A new commercial building which will house a Family Dollar store has been constructed in the Patch neighborhood at 7700 S. Broadway. The building permit amount was $550,000. The site has been a vacant lot for many years.
Below is a recent photograph of the structure, which faces the old South Public Supermarket.

Notably, the construction faces the sidewalk and is flush with the corner, helping to add to the cozy “Main Street” feel of South Broadway.
A red brick Benton Park home located at 1911 Congress should soon see a $90,000 rehab, per city permit records.
Below is a recent photograph of the building:
