2009-11-10 14:29:04 -

Donaldson Company, Inc. (NYSE:DCI), today announced it will host a live Webcast of its first quarter fiscal 2010 earnings conference call on Thursday, November 19, 2009, at 10 a.m. CT (11:00 a.m. ET). The company will issue a post-market earnings announcement on November 18.

Bill Cook, Chairman of the Board, President and Chief Executive Officer, and Tom VerHage, Vice President and

Chief Financial Officer, will recap the first quarter and update the outlook for the balance of fiscal 2010.

To listen to a live Webcast of the call, go to Donaldson’s Web site, www.donaldson.com : , click on “Investors” and then the Webcast icon.

The Webcast replay will be available from 12 p.m. CT, Thursday, November 19, until 6:00 p.m. CT, Thursday, December 17. Listening to the Webcast requires speakers and Windows Media Player. If you do not have Media Player, download the free software at www.windowsmedia.com : .

If you do not have Internet access and want to listen to an audio replay, call.

U.S.: 800-406-7325/ 303-590-3030;U.K.: 0800-358-3474.ACCESS CODE: 4178320#

The audio replay will be available beginning at 12 p.m. CT on Thursday, November 19, 2009, through 11:59 p.m. CT on Thursday, November 26.



Donaldson Company, Inc.Rich Sheffer, 952-887-3753orThe
Carideo Group, Inc.Jan W. Drymon, 612-317-2881