Bishop Lifting Acquires Safeway Sling USA marine, sling, synthetic, polyester, webbing, chain, wire, choker, nylon, bridle, standard, USA, oblong, safeway, greendale, wisconsin, core, yarns, basket, astm-e4, manufacturing, ratchet, strap, rigging, lifting HOUSTON – (April 2, 2018) -- Bishop Lifting has acquired Safeway Sling USA, a sling fabrication company headquartered in Greendale, Wisconsin. Safeway Sling USA is a manufacturer of 100% USA made nylon and …