Human process intervention (HPI) originate from the control of social psychology and it is the arena of group dynamics and human relations. The HPI are directed to improving the interpersonal and intergroup relations among employees in the organization to achieve the potentials of profitability and productivity. This study intentional to focus on the relationship between HPI (Process consultation, Team building and Sensitivity training) on Organization Effectiveness (Individual performance, Group performance and Organization performance) in software companies. The data was collected from operative level employees in the software companies using non-probability sampling techniques to measure the relationship between human process interventions on organization effectiveness. An empirical evidence from the study has presented and identified first factor enhancing the performances of the employees in the software companies. © Serials Publications.