Donaldson Company Inc., (Stock Quote: DCI) Founded in 1915 and is based in Minneapolis, Minnesota, is a filtration manufacturing company. The company engages in the manufacturing and sales of filtration systems and replacement parts worldwide. Donaldson serves the industrial and diesel engine markets including in-plant air cleaning, compressed air and gas purification, power generation, disk drive filtration, off-road equipment and trucks etc. On May 26, 2009 Donaldson announced that, in its … [Read more...]