Accounting consultancy is applied on the basis of good knowledge of accounting, resulting from the audit profession. Similarly, economic consultancy is linked to evaluation and also the financial audit.

Valuation is the expression of opinion on the value of a certain matter, in our case mostly businesses, that are conducted by a knowledgeable and independent professional.

Audit is essentially verification of some facts. It differs from the concept of inspection in such way that the end result of a audit is a assurance or an opinion, but its result is not penalized.