Marketing agencies or referred to as marketing organisations and firms are those special agency that can help a particular business entity to build up brand value in the most effective way possible. Usually these agencies consist of a team of professionals and experts who with their knowledge and expertise in the field of marketing can help you bring out the best of business in almost all sorts ways. They work for a different type of companies. They can work for a new company in establishing it in the market field by building its brand value from scratch or they can also work for big already established companies in maintaining their brand value and their highest posting in the market industry. In the recent times it has become quite important to make use of a marketing agency, as they can ensure a long term success of the companies and always comes up with new ideas and ways in which they can maintain a long term relationship with their fellow customers.