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The Greater Des Moines Partnership’s Directory includes contact information and maps for all Regional Chamber Members in Greater Des Moines (DSM) — more than 6,400 local businesses! To search by business category, select the links below the search bar. To search by business name, select “0–9” for business names that begin with a number or “A–Z” for businesses listed in alphabetical order.

Additionally, The Partnership relies on Investors to support its mission as the economic and community development organization serving Greater Des Moines (DSM). 

For more information about The Partnership, its Investors, Affiliate Chambers of Commerce and Chamber Members, visit the following pages: 


  • Professional-Design Services/Engineers
508 East Locust St.
Des Moines, IA 50309
(515) 243-9143
Monday - Friday: 8:00 am - 5:00 pm
  • About

    ISG is a multi-disciplinary firm that serves numerous markets with eight offices throughout the Midwest and clients nationwide.