ISSA: the worldwide cleaning industry association, appointed John Barrett executive director, effective Sept. 1, 2015.  Barrett replaces John Garfinkel, who will work in a consultative capacity through 2016 to facilitate a smooth transition. Under Garfinkel’s 25 years of leadership, ISSA evolved into the leading organization for the global cleaning industry, having grown from 3,000 to 7,200 member firms worldwide. Garfinkel leaves the organization in a position of strong financial strength wi...