MINNEAPOLIS, Minn., July 15, 2010—Tennant Company (NYSE: TNC) announced today that the company will report its results for the second quarter ended June 30, 2010, on Thursday, July 29, 2010. The company will conduct a conference call to discuss the results at 10:00 a.m. Central Time on July 29. The company’s results announcement will be issued before the call and will be posted under the Investor Relations section of Tennant’s website at www.tennantco.com. The conference call will be available via webcast under the Investor Relations section of Tennant’s website. To listen to the call live on the web, go to www.tennantco.com at least 15 minutes before the scheduled start time and, if necessary, download and install audio software. A taped replay of the conference call will also be available at www.tennantco.com for two weeks after the call ends.