Exhibit 21
Subsidiaries of the Registrant
| Subsidiary | Jurisdiction of Organization | |
| Applied Kehmaschinen GmbH | Federal Republic of Germany | |
| Applied Sweepers Group Leasing (U.K.) | United Kingdom | |
| Applied Sweepers Holdings. Limited | United Kingdom | |
| Applied Sweepers International Limited | United Kingdom | |
| Floorep Limited | United Kingdom | |
| Hofmans Machinefabriek | Netherlands | |
| Nobles Floor Machines Limited | United Kingdom | |
| Recumbrimientos Tennant, S. de R.L. de C.V. | United Mexican States | |
| Servicios Integrados Tennant, S.A. de C.V. | United Mexican States | |
| Sociedade Alfa Ltda. | Federative Republic of Brazil | |
| Tennant Asia Pacific Holdings Private Ltd. | Republic of Singapore | |
| Tennant Australia Pty Limited | Australia | |
| Tennant B.V. | Netherlands | |
| Tennant Cleaning Systems and Equipment (Shanghai) Co., Ltd. | People’s Republic of China | |
| Tennant Cleaning Systems India Private Limited | Republic of India | |
| Tennant Company | Minnesota | |
| Tennant Company Far East Headquarters PTE LTD | Republic of Singapore | |
| Tennant Europe B.V. | Netherlands | |
| Tennant Europe N.V. | Belgium | |
| Tennant France S.A. | French Republic | |
| Tennant GmbH & Co. KG | Federal Republic of Germany | |
| Tennant Holding B.V. | Netherlands | |
| Tennant Holdings LLC | Minnesota | |
| Tennant International Holding B.V. | Netherlands | |
| Tennant N.V. | Netherlands | |
| Tennant Netherland Holding B.V. | Netherlands | |
| Tennant New Zealand Ltd. | New Zealand | |
| Tennant Portugal E. de L., S.U., L. da | Portuguese Republic | |
| Tennant SA Holdings LLC | Minnesota | |
| Tennant Sales & Service Canada ULC | British Columbia, Canada | |
| Tennant Sales and Service Company | Minnesota | |
| Tennant Sales and Service Scandinavia ApS | Kingdom of Denmark | |
| Tennant Sales and Service Spain, S.A. | Kingdom of Spain | |
| Tennant Scotland Limited | United Kingdom | |
| Tennant Sverige AB | Kingdom of Sweden | |
| Tennant UK Cleaning Solutions Limited | United Kingdom | |
| Tennant UK Limited | United Kingdom | |
| Tennant Uruguay S.A. | Eastern Republic of Uruguay | |
| Tennant Ventas & Servicios de Mexico, S.A. de C.V. | United Mexican States | |
| Tennant Verwaltungs-gesellschaft GmbH | Federal Republic of Germany | |
| Walter-Broadley Machines Limited | United Kingdom | |
| Walter-Broadley Limited | United Kingdom | |
| Water Star, Inc. | Ohio | |