- 8 November 2007 -
Cummins sells noise control subsidiary
Cummins Inc is to sell Universal Silencer Inc (USI), which provides noise and emissions technology, to the Stirling Group.

- 25 October 2007 -
Zeppelin moves into filters
Zeppelin Materials Handling GmbH, a subsidiary of Zeppelin Silos & Systems GmbH, has taken over the commercial operations of FAT Filter und Anlagentechnik GmbH, Berlin.

- 18 September 2007 -
Emergency Filtration merger will aid FDA approval
Applied Nanoscience Inc (ANI) and Emergency Filtration Products (EFP) are to merge.

- 12 September 2007 -
Management change for Flanders
Air filtration specialist Flanders Corp has removed Steven K. Clark as president, CEO and principal accounting officer of the company.

- 16 July 2007 -
Growth in Chinese demand for air pollution control
The demand for air pollution control products in China will rise at almost 18% each year to reach 67 billion yuan in 2010, says Air Pollution Control in China, a new study from The Freedonia Group.

- 5 June 2007 -
Ahlstrom to invest E8 million in dust filtration
Fibre specialist Ahlstrom plans to invest E8 million in a new needlepunch line for its North American filtration business, targeting the growing dust filtration market.

- 9 May 2007 -
Donaldson acquires Rawsen
Donaldson has acquired South African compressed filtration specialist company, Rawsen Equipment.

- 2 May 2007 -
ASHRAE to combine two air filter standards
ASHRAE has set up a proposed addendum open for public comment to combine ASHRAE's two standards on air filter testing.

- 23 March 2007 -
ASHRAE, REHVA partner to encourage sustainability
ASHRAE and the Federation of European Heating and Air-Conditioning Associations (REHVA) have formalized a long time relationship through the signing of a new memorandum of understanding.

- 20 February 2007 -
Microglass move for Ahlstrom
Ahlstrom, a manufacturer of high performance fibre-based materials, has signed an agreement to acquire Fabriano Filter Media SpA, based in Sassoferrato, in central Italy.

- 15 February 2007 -
Parker moves into compressed air filtration
Parker Hannifin has acquired Airtek, a provider of drying and filtration equipment for compressed air based in New York, USA.