A study is based on the performance of NADRA and its employees, comprises on several factors that show an impact on employees's productivity. It was assumed that office design (like Furniture, Noise, Lighting, Temperature and Spatial Arrangement) put an impact on the productivity of employees of NADRA. A research has been conducted in several areas of Pakistan and gathered data through questionnaire and survey. Work environment and office design were kept in mind while survey and 185 respondents were included in research. After successfully collection of data, categorical regression has been used in analyzing result and OLS-Model had been deployed. Result was not found in the favor of hypotheses and it was revealed that there is no impact of office design on employees's productivity.