Beistle.com is the official website of the Beistle Company. In case you didn’t know, Beistle is the oldest manufacturer of decorations and party goods in the United States. So it should come as no surprise that it is also the largest. The company traces its roots back to its foundation in the 1900s. Through the decades, its diamond logo has become a representation of quality in the industry. It’s a relief that customers get to enjoy discounts as long as they shop with The Beistle Company coupon.