particulate matter Companies in Wisconsin

  • ErtelAlsop

    ErtelAlsop is the result of the merger of Ertel Engineering and Alsop Engineering. Ertel Engineering was founded by Frederick Ertel in 1932 in New York City. He originally manufactured and sold depth filter media for the pharmaceutical industry. ErtelAlsop is an innovator in the manufacturing of depth filter media and machinery for liquid filtration since the 1920’s. As ...

    Distributor in WISCONSIN (USA).

  • Petersen Products Company

    Petersens first patent was issued to George Petersen in 1916, the grandfather of the current CEO Phil Lundman. The company has been in the family over 100 years, producing high quality specialty equipment for pipeline and wastewater contractors and engineers. The third and fourth generation is involved and the fifth on the way. Contact us for Custom and Standard ...

    based in Fredonia, WISCONSIN (USA).

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