Business Assistance Center

BAC facilitates the licensing and permitting of businesses in the City of St. Louis and acts as the ombudsman for the City business community.

Email (314) 622-4120 More contact info

Opening or Expanding a Business

Opening or expanding a business can be complex and time-consuming. You can save a lot of time with an initial call to the Business Assistance Center (BAC) at (314) 622-4120.

BAC will do much of the legwork for you. It simplifies and streamlines the process for the licensing and permitting of your new or expanding business. With one telephone call you can:

  1. Access information needed to open your business in the City of St. Louis.
  2. Receive by email all appropriate applications for
    • Occupancy permits
    • Home occupation waivers
    • Business licenses
    • Contractor's licenses
    • Building permits

Email us at and request documents and forms needed to start your business. You will receive an email with the documents needed to get you started.

Business Assistance Center Services

Learn more about the steps BAC can help you with when opening or expanding your business.


Forms and Fees

Return forms and fees by mail or in person (appointment suggested, call 314-622-4120) to:

Business Assistance Center (BAC)
City Hall, Room 421
1200 Market Street
St. Louis, MO 63103

A BAC Specialist will help you process the applications.

Contact Information


Phone: (314) 622-4120

Monday through Friday

1200 Market , Room 421
St. Louis, Missouri 63103

Map for the above address
Get directions to this address

Was this page helpful?      

Comments are helpful!
500 character limit

Feedback is anonymous.