SUPPLIER SHORTS: Nelson-Jameson Inc., Marshfield, Wis., said it has become an exclusive distributor of in-plant cleaning chemicals and sanitizers from A&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 hired Randy Broome as senior design project manager; and Jordan Kuhn, as director of marketing.