High Quality Content by WIKIPEDIA articles! Valley-Dynamo, Inc. (officially Valley-Dynamo Limited Partnership or VDLP for short) is a gaming and sporting goods manufacturing company. It has been the dominant manufacturer of coin-operated pool tables in North America for over 6 decades, and produces the US-ubiquitous Valley brand and decreasingly common Dynamo brand (once a competitor). The company also manufactures other market-leader brand names, including Tornado brand table football (foosball), Dynamo air hockey, and Champion indoor shuffleboard tables, as well as Sun Glo shuffleboard equipment, for both the home and coin-op markets.