[2] Some of McKee's major developments include WingHaven, a 1,200-acre (4.9 km2) mixed-use project that is the corporate home to Mastercard Operations Center in O'Fallon, NorthPark, a joint venture with Clayco Realty Group including 5,000,000 square feet (460,000 m2) of planned commercial and industrial redevelopment in North St. Louis County that is the corporate home to Express Scripts,[3] and Hazelwood Commerce Center, a 151-acre (0.61 km2) industrial park in Hazelwood, Missouri.
[9] In 2024, the St. Louis Board of Aldermen described McKee as a 'bad actor' as they unanimously passed an eminent domain measure to seize vacant properties from negligent owners in North City.
[10] McKee sought to open a three-bed urgent care near the new NGA property, appropriating the name "Homer G. Phillips" for the hospital.
[11] Long-time activists who worked and advocated for the real Homer G. Phillips to remain open filed a federal lawsuit against McKee's use of the name.
[13] The National Geospatial-Intelligence Agency (NGA) West Headquarters has committed to building a $1.7 billion campus on a 100-acre site within the development that would support 7,200 jobs with an average salary of approximately $95,000.