Market participants

As well as any market, FOREX has the participants: they are persons accomplishing transactions and intermediary operations.
Central banks take part as members. The management by currency backlogs, conducting of currency interventions having influence on the level of exchange rate, is included in their function, and also adjusting of level of interest rates on the investments in national currency.
Commercial banks conduct the large volume of currency operations. In the banks of other participants of market the accounts are kept and they carry out necessary conversion and deposit-credit operations with them. Banks accumulate (through operations with clients) combined necessities of market in currency conversions, and also they are engaged in bringing and placing of facilities of clients and going out with them to the banks' market. Besides satisfaction of requests of clients banks can conduct operations by themselves and can be independent due to the personal funds. In the end a currency market is the market of bank-to-bank transactions, and, speaking afterwards about motion of courses of currencies and interest rates, it is necessary to mean a banking currency market. In the world currency markets are ones with the most influence by large participating, the daily turn of which achieves milliards of dollars. These are such banks, as Deutsche Bank, Barclay's Bank, Union Bank of Switzerland, Citibank, Chase Manhattan Bank, Standard Chartered Bank etc.
Currency exchanges are also the active "players" of this financial "game". In a number of countries currency exchanges function with a transitional economy, realizing exchange of currencies for legal entities which is included in their functions with the forming of market rate of exchange. Same does the state, usually actively regulating the level of exchange rate, using the compact size of exchange market.