Primary objective of this article is to Define and Discuss on Marketing Consultants. Marketing Consultants can decide the fate of the services or products. Advertising is, basically, promoting something and making people aware of it. This leads to growth in how many prospective clients and users in the product. Hence, marketing will be the key to a productive brand. Understanding its importance, many brands have started taking their advertising really. This article briefly explain what is a Marketing Consultant and why to Hire Marketing Consultants.