Such a work is performed by an accountant, in many companies this is a leading employee on which there is a big responsibility. But this does not oblige you to keep an accountant in your state as an accountant, spend extra money on wages, providing and arranging a workplace, etc. p. If necessary, to reduce the costs of high -quality professional economic work, firms offering accounting support go to the rescue. There are enough such firms in the modern market of services.