W.B. Mason, an American owned and operated company since 1898, delivers workplace essentials to keep businesses running. Originally built on Office Supplies, the company has rapidly grown to become the third largest privately held company in Massachusetts (ref.: Boston Business Journal), with a product offering that spans Janitorial, Food Service, Packaging, Breakroom Supplies, Furniture, and everything in between. Offering over 100,000 items in hundreds of categories and processing well over a billion dollars in online sales every year, W.B. Mason is delivering tens-of-thousands of orders each day to businesses throughout New England and the Eastern United States in their iconic red and yellow trucks, adorned with an image of our founder William Betts Mason himself.