Yankton - Celebrating 100 years! The Yankton Area Chamber of Commerce turns 100 years old in 2020 and we're ready to celebrate! Join us for the Annual Chamber Social & Awards Night Friday, November 13. We will celebrate the highlights and thank our hundreds of members and volunteers who contribute to the success of the Chamber, as well as the success of the entire Yankton business community over the past 100 years. Join us on Facebook live as we celebrate our Yankton Chamber members. A program announcing award winners for the following recognitions will be announced: New Business Excellence Award, Frank Yaggie Cornerstone Award, Family Business of the Year Award, Pierre Dorion Award.