Introduction. In recent years, with the increasing in environmental issues and crises in the health sector, the production, marketing and sale of biotechnological products has become as a very important matter and new and diverse markets centered on these technologies have emerged in different regions, which include the Persian Gulf region. Although marketing literature is rich and diverse, there is still a gap of theoretical studies in the field of biotechnological product marketing.

Research Methodology. In this regard, the present research based on the interpretive paradigm and using a descriptive and exploratory approach, has tried to identify and examine the appropriate entrepreneurial marketing strategies at each stage of the biotech-companies' life in the Persian Gulf region. In this research, data gathering is done by reviewing documents and in-depth semi-structured interviews with seven business owners and experts in the field of biotechnology with the experience of participating in the marketing of at least two biotechnological products. To select people, a purpose-based sampling method was used, and in order to achieve theoretical saturation, the selection of people continued until a new semantic unit entered the research Also, in order to analyze the data, the conceptual ordering method was used in the framework of the interpretive phenomenological method, and for this purpose, theme extraction and repeated return to the data were used. In this article, in order to validate the research, the dialogue-oriented process of data recording and interpretation of the findings with the interviewees has been used.

Findings. According to the findings of this research, strategies aimed at market opportunities, technological innovation, new resources, entrepreneurial risks, new value, have been most efficient in biotech-products marketing. Some of these strategies include creating new value through packaging, brand development based on advertising and the supply of high consumption products in line with the lifestyle of the general public such as food and health products at the beginning stage, focusing on local markets in the growth stage, offering products aimed at discount policies, focusing on large industries to sell products and creating new value by providing innovative ancillary services at the maturity stage, as well as developing existing products and introducing new products aimed to technological innovations and the development of new products by relying on the provision of new financial resources in the renewal phase.

Conclusions and achievements. This study suggests a diverse package of entrepreneurial strategies according to the stages of business life-cycle to biotech-companies. It also suggests to the suppliers of biotech-products not to fall into the trap of the attractions of the supply sector focused on scientific and technological innovation, and therefore it is emphasized on the need to pay attention to the demand sector and the real needs of customers. One of the most important factors for the success of bio-based products in entering the market and growing their sales is the improvement of the mental capacity of the owners of these businesses and the improvement of their mental capacity in the face of risk, market hazards and existing uncertainties.