List of Proposition A supporters

Graphic Communication Conference of the International Brotherhood of Teamsters Local #6505
Greater Kansas City Chamber of Commerce
Home Dock Cities of Missouri
Hotel and Lodging Association of Greater Kansas City
International Alliance of Theatrical Stage Employees Local #6 (Stagehands)

International Association of Machinists and Aerospace Workers District 9

Jackson County Taxpayers Association

Kansas City Business Rights Coalition

La Raza Political Club

Laborers International Union of North America Local #42

Maryland Heights Chamber of Commerce

Maryland Heights Convention & Visitors Bureau

Missouri Chamber of Commerce and Industry

Missouri Gaming Association

Missouri State Council of Machinists

The Musicians' Association of St. Louis

North Kansas City Business Council

Northland Regional Chamber of Commerce

Operating Engineers Local #148

Painters District Council #2

Partners for Progress

The Partnership for Downtown St. Louis

Pattonville Fire Protection District

Port Authority of Greater Kansas City

Riverside Board of Alderman

St. Louis Area Hotel Association

St. Charles Chamber of Commerce

St. Louis City NAACP

St. Louis County NAACP

St. Louis Regional Chamber and Growth Association Board of Directors