Purpose: The purpose of the paper is to investigate the predictors of employees’ commitment and also find out the critical dimensions of quality of work life (QWL) that engender commitment among in today’s employees in information technology (IT) firms. Further, the study analyses on the association of demographic variables with QWL and organizational commitment (OC). Design/Methodology/Approach: The sample size for the study consists of 618 employees (respondents) from 21 large-caps (large-capital) IT companies in India. Cronbach alpha to test the reliability and validity; Factor Analysis as a data reduction tool. Subsequently, the mixed model and multi-regression methods are applied to test the relationship between the said variables. Findings: The findings suggest that 13 variables of QWL play a key role in the work life of IT employees. The results show that there is a significant relationship between the qualification and number of dependents with QWL and OC both. Moreover, a substantial relationship between QWL and affective commitment of IT employees is found. The results further reveal that there exists a strong link between various dimensions of QWL with OC. Practical Implications: QWL will help in creating a healthy environment in the organization that will enhance the commitment of the employees towards their organization. Enhanced OC will stimulate individual’s attachment to the organization. Moreover, if QWL and OC are boosted, they will motivate employees to stay with the organization and enthusiastically work towards organizational objectives. Further, the escalation of OC will help in achieving growth, profit and market share at a greater pace. Originality/Value: This study focuses on the important variables for employees commitment in the terms of QWL.