From a process perspective, Business Process Management is regarded as a best practice management principle to help companies sustain competitive advantage. This paper reviews and examines the key concepts of Business Process Management and its effects on organizational performance. Process Alignment and People Involvement are two key concepts for successful implementation of Business Process Management. The purpose of this paper is to discuss how these two constructs affect organizational performance. A questionnaire was used to collect data; resulting in useful insights into the field of Business Process Management. This research contributes to a better understanding of the field of Business Process Management. The findings provide in-depth interpretation of previous studies regarding the relationship between the effects of alignment on organizational effectiveness. The results present evidence that Process Alignment and People Involvement are positively associated with organizational performance. Through regression analysis, we also confirmed that Process Alignment is a mediator that contributes to People Involvement and on Organizational Performance.