SUPPLIER SHORTS:Nelson-Jameson Inc ., Marshfield, Wis., said it has become an exclusive distributor of in-plant cleaning chemicals and sanitizers fromA&L Laboratories, Minneapolis. Nelson-Jameson distributes a broad line of supplies to food processors, including items used for sanitation and maintenance, processing and flow control, safety and personnel, quality assurance and quality control. . . . Primus Builders Inc., a Woodstock, Ga., design-build firm serving the food processing and distribution industries, said it hiredRandy Broomeas senior design project manager; andJordan Kuhn, as director of marketing.