The concept of a business model has received increasing attention in both the academic world and among companies. A business model is a conceptual tool that shows and explains how a company creates and delivers value to its customers and shows how the company generates revenue. The business model has proven to be of great importance for a company’s growth and success. Studies have shown that companies can increase their chances of achieving a leading position on the market if an understanding of how the business model works exists within the company. Considering that most markets are highly competitive and rapidly changing there are some companies that stands out from other companies maintaining an exceptionally high growth and success. In Sweden the designated business newspaper Dagens Industri annually awards the fastest growing companies in the country with an award called Gazelle. Gazelle companies are a small group of companies that manage to achieve great success by maintaining a considerably high growth and presenting a positive result. The Gazelle companies currently represent 0.5 percent of Swedish companies. The purpose of this study is to create an understanding of how gazelle companies achieve growth and success. Using a resource-based perspective this study aims to identify and analyze the success factors of gazelle companies’ business models and its components. The purpose is also to develop a model for successful business modeling in gazelle companies. The study is of qualitative nature and to fulfill the purpose of the study eleven gazelle companies were interviewed based on a semi-structured interview technique to create a deeper understanding of gazelle companies and their business models. The results of the study shows that all of the gazelle companies have well thought out and well formulated business models that are valuable, rare and difficult for competitors to imitate and substitute, which the gazelle companies has benefited from in terms of growth and success. The study also shows that gazelle companies’ business models constitute a whole, in which all parts are equally important for the gazelle companies’ growth and success. Furthermore the study also shows that the owner of the gazelle companies own values, passion and ambition clearly have influenced the business models. The fact that the business owners are driven entrepreneurs with high ambitions and strong wills, combined with the fact that they have followed their hearts and run companies that they are passionate about has had a positive effect on the gazelle companies growth and success.