Next-Gen Supply Group is a janitorial and sanitation supply distributor formed through the merger of M.D. Stetson Co., Inc. and Supreme Industrial Products, Inc. Serving customers across Massachusetts, Connecticut, New York, and Rhode Island, the company supports organizations in markets including K–12 and higher education, healthcare, building services, property management, and regional and national chains. Its product offering includes cleaning supplies, equipment, and chemical products, with online catalogs for M.D. Stetson, Supreme, and maintenance, repair, and operations supplies. The company’s own product brands include M.D. Stetson, MixMate, and Product Central, whose cleaning chemicals are manufactured locally.

Next-Gen also provides services designed to support facility operations, including managed inventory, staff training and analysis, equipment repair and maintenance, equipment leasing, and delivery through its distribution centers. Its Code:Green program helps customers pursue sustainability goals, from selected green-cleaning practices to broader LEED-related initiatives. Customers can access product safety data sheets and specifications, training resources, and dedicated account and customer service representatives.