Typically, the dealers are located in studios which are especially designed for this purpose. The exact place of these studios depends greatly on the software provider. Some software suppliers have studios and dealers all over the world which enables them to offer a diverse casino ambience.
When you play a live game, you will most likely notice that in the background there are other tables and dealers conducting other games. The reason why is, that most live casinos offer various tables and dealers in order to suit every player’s needs. However, in some cases it is possible for the croupiers to be located at an actual land-based casino.