The Purpose of this research study is to understand the impact of stakeholders´ influence on firm´s environmental strategy in an apparel industry. Previous research in the subject area indicated that the existing empirical evidence in the field is insufficient, particularly with focus on the apparel industry in Sri Lanka, thus this research hope to increase the insight with the theoretical understanding. Case company is specifically chose 1. Industry is generally known to be energy intensive 2. due to its full range of apparel production functions (dyeing, washing, knitting, wowing) which are known to be highly environmental sensitive and energy consumption is high 2. Apparel companies in Sri Lanka is under heavy environmental compliance. For that purpose, a single case company in apparel industry was selected with a full range of production take place. Research was conducted by qualitative method along with semi structured interviews, by interviewing five respondents. Respondents were carefully chosen, both eligible and competent to answer the questions to uncover the phenomenon with deeper understanding. The study found influential stakeholders to a firm’s Environmental strategy, (Internal) Top Management and Employees, External (Owners, Government, customers, and Media). Study further revealed suppliers influence is negligible for firm´s strategic concern. Firm’s strategic adaptation to stakeholder’s influence is more in a line with Reactive stance.