GREEN TEAM: National Marker CEO Michael Black, left, and General Manager Patrick Madigan show off the company’s solar array outside its North Smithfield facility. / PBN PHOTO/RUPERT WHITELEY
National Marker Co. | Green Manufacturing Many things have changed in the nearly 100 years since National Marker Co. opened its doors, but not the company’s dedication to quality, which has prompted a number of energy-efficient innovations. North Smithfield-based NMC manufactures an extensive catalog of safety signs, tags and labels, many of which are designed…
