Tennant to Webcast Third Quarter Conference Call

TENNANT TO WEBCAST THIRD QUARTER CONFERENCE CALL

MINNEAPOLIS, Minn., Oct. 9, 2008—Tennant Company (NYSE:  TNC) announced today that the company will report its results for the third quarter ended September 30, 2008, on Thursday, October 23, 2008.  The company will conduct a conference call to discuss the results at 10:00 a.m. Central Time on October 23.  The company’s results announcement will be issued before the call and will be posted under the Investor Relations section of Tennant’s Web site at www.tennantco.com.  The conference call will be available via webcast under the Investor Relations section of Tennant’s Web site.  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.

Company Profile

Minneapolis-based Tennant Company (NYSE:  TNC) is a world leader in designing, manufacturing and marketing solutions that help create a cleaner, safer world.  Its products include equipment for maintaining surfaces in industrial, commercial and outdoor environments; and specialty surface coatings for protecting, repairing and upgrading concrete floors.  Tennant's global field service network is the most extensive in the industry.  Tennant has manufacturing operations in Minneapolis, Minn.; Holland, Mich.; Uden, The Netherlands; the United Kingdom; São Paulo, Brazil; and Shanghai, China; and sells products directly in 15 countries and through distributors in more than 80 countries.  For more information, visit www.tennantco.com.

INVESTOR CONTACT:
Tom Paulson
Vice President and Chief Financial Officer
763-540-1204

MEDIA CONTACT:
Kathryn Lovik
Director, Communications
763-540-1212