 Report comes on the heels of Barrons Most Sustainable Companies recognition and a national award for Most Valuable COVID-19 Corporate Response WILMINGTON, Mass., June 14, 2021 PRNewswire -- UniFirst Corporation NYSE:UNF, a North American leader in the supply and servicing of uniforms, workwear, and facility service products for businesses, has announced the release of its 2021 Corporate Social Responsibility CSR Report. 