在2008年的展會上,共有562家公司參展,參展麵積達8976平方米,共有11415名觀眾參觀了美國路易斯維爾環境展覽會(Pumper and Cleaner Environmental Expo International )。
Septic system installation and services, drain and sewer cleaning and repair, portable restroom, industrial maintenance and cleaning, municipal water and sewer system maintenance