Slot Machines Companies in the United States. Search or browse our list of Slot Machines companies by category or location. Where do slot machines come from? they particularly enjoy, which means they can look to play at sites or resorts that offer games from those companies. The slot machine business is currently dominated by a half dozen large companies. They make most of the games that you play in casinos across the US. These companies tend to have a strong reputation throughout the industry, and many of them have proven to be nearly as successful on the Internet as they previously were in brick-and-mortar locations. If you need more information about a particular company or its games, you should be able to find it by clicking through on one off the links on this page. Each website includes details about the individual games and slot machines, as well as a general overview of the company. About , suppliers, producers, distributors and service providers get in touch with 1. Owing to their long history, they boast an enormous game selection, with over casino games within their portfolio. The company was founded in This company is one of the new breed of game developers. Our company - a regular participant in specialized game exhibitions and won Their game terminals could be found in arcades, pubs and bingo halls. Some of their games include Play Your Cards Right, Stargate SG1, Trivial Pursuit, and X Factor. Once the bonus round has been triggered, you are guaranteed one of the 4 jackpot prizes. Plasma cutting machines glass egraving machine channel letter bending machine. Game of Note — Recent games include John Wayne, Clint Eastwood and the popular Wizard of Oz. This results in the jackpot quickly building to staggering heights.