Today, Environment issues are seen everywhere in the world. These issues are very crucial i.e., global warming,waste disposal, climate change, and pollution etc. and influence our daily life. By this time many corporates are still hesitated to use green marketing practices even after government compulsion. The main reason for this is that firm still thinks that green marketing practice may increase their cost of production and reduce the profit. This article consists of some examples of the firms in india which are going green and fetching good amount of profit and customer satisfaction. Some golden rules are also given in the article for the companies going for green marketing. Some examples of the companies are also given in the article which is successful in reducing cost of production and improving the profit by green marketing like WIPRO, Infosys, Tata Metelik Limited, Maruti and Delhi CNG and Suzlon Energy. Green marketing is the marketing of goods and services that are presumed to be sold for environment. It involves an entire process of product manufacturing to supplying in market. Such as: raw material used in product, technology, packaging and distribution. It is also called ecological /sustainable/environmental marketing.