Exhibit 21
Wholly Owned Subsidiaries and Joint Ventures
Wholly Owned Subsidiaries
| Name of Company | Where Organized |
| Aerospace Filtration Systems, Inc. | Chesterfield, MO USA |
| ASHC LLC | Minneapolis, MN USA |
| DLX Capital S.a.r.l. | Luxembourg City, Luxembourg |
| DLX USD FIN CO. S.a.r.l. | Luxembourg City, Luxembourg |
| Donaldson (China) Holding Co., Ltd | Shanghai, China |
| Donaldson (China) Trading Co., Ltd | Wuxi, China |
| Donaldson (Thailand) Ltd. | Rayong, Thailand |
| Donaldson (Wuxi) Filters Co., Ltd. | Wuxi, China |
| Donaldson (Xuzhou) Filters Co. Ltd. | Xuzhou, China |
| Donaldson Australasia Pty. Ltd. | Wyong, Australia |
| Donaldson Belgie, b.v.b.a. | Leuven, Belgium |
| Donaldson Canada, Inc. | Brockville, Ontario, Canada |
| Donaldson Capital, Inc. | Minneapolis, MN USA |
| Donaldson Chile, Ltd. | Santiago, Chile |
| Donaldson Columbia S.A.S. | Bogotá, Columbia |
| Donaldson Czech Republic s.r.o. | Klasterec nad Ohri, Czech Republic |
| Donaldson do Brasil Equipamentos Industriais Ltda | Atibaia, São Paulo, Brazil |
| Donaldson Europe, b.v.b.a. | Leuven, Belgium |
| Donaldson Far East Ltd. | Hong Kong, S.A.R., China |
| Donaldson Filter Components Ltd. | Hull, United Kingdom |
| Donaldson Filtration (Asia Pacific) Pte. Ltd. | Changi, Singapore |
| Donaldson Filtration (GB) Ltd. | Leicester, United Kingdom |
| Donaldson Filtration (Malaysia) Sdn. Bhd. | Selangor Darul Ehsan, Malaysia |
| Donaldson Filtration (Thailand) Ltd. | Nonthaburi, Thailand |
| Donaldson Filtration Deutschland GmbH | Haan, Germany |
| Donaldson Filtration Magyarorszag Kft. | Budapest, Hungary |
| Donaldson Filtration Norway a.s. | Moss, Norway |
| Donaldson Filtration Österreich, GmbH | Vienna, Austria |
| Donaldson Filtration Slovensko s.r.o. | Bratislava, Slovakia |
| Donaldson Filtration Systems (Pty) Ltd. | Cape Town, South Africa |
| Donaldson Filtre Sistemleri | Istanbul, Turkey |
| Donaldson France, s.a.s. | Paris, France |
| Donaldson Ibèrica Soluciones | Barcelona, Spain |
| Donaldson India Filter Systems Pvt. Ltd. | New Delhi, India |
| Donaldson Industrial CR - Konzern s.r.o. | Kadan, Czech Republic |
| Donaldson Italia s.r.l. | Ostiglia, Italy |
| Donaldson Korea Co., Ltd. | Seoul, South Korea |
| Donaldson Luxembourg S.a.r.l | Luxembourg City, Luxembourg |
| Donaldson Nederland B.V. | Almere, Netherlands |
| Donaldson Overseas Holding S.a.r.l. | Luxembourg City, Luxembourg |
| Donaldson Peru SAC | Lima, Peru |
| Donaldson Polska Sp. z.o.o. | Warsaw, Poland |
| Donaldson Scandinavia a.p.s. | Hørsholm, Denmark |
| Donaldson Schweiz GmbH | Zurich, Switzerland |
| Donaldson Taiwan Ltd. | Taipei, Taiwan |
| Donaldson UK Holding Ltd. | Hull, United Kingdom |
| Donaldson, S.A. de C.V. | Aguascalientes, Mexico |
| Donaldson, s.a.s. | Domjean, France |
| Le Bozec Filtration et Systèmes, s.a.s. | Paris, France |
| Filtros Partmo S.A.S. | Bogotá, Columbia |
| Nippon Donaldson Ltd. | Tachikawa, Tokyo, Japan |
| Northern Technical, L.L.C. | Abu Dhabi, United Arab Emirates |
| P.T. Donaldson Filtration Indonesia | Jakarta, Indonesia |
| Prestadora de Servicios Aguascalientes, S. de R.L. de C.V. | Aguascalientes, Mexico |
| Ultrafilter s.a.s. | Vigny, France |
| Joint Ventures | |
| Name of Company | Where Organized |
| Advanced Filtration Systems Inc. | Champaign, IL USA |
| AFSI Europe s.r.o. | Most, Czech Republic |
| IFIL.USA, L.L.C. | Harrisonville, MO USA |
| P.T. Panata Jaya Mandiri | Jakarta, Indonesia |
| Rashed Al-Rashed & Sons - Donaldson Company Ltd. | Dammam, Saudi Arabia |