Purpose: This research aims to study Silence among employees of Education NGOs operating in Northern Syria by examining the effect of Workplace Ostracism and exploring the mediating effect of Workplace Spirituality.

Method: the survey was based on scales available in literature, and it was distributed in both Arabic and English to employees currently working in educational NGOs in Northern Syria. 365 active valid responses have been received and used to conduct a Confirmatory Factor Analysis using AMOS, which created a base to assess the path model and study relationships among variables.

Findings: The results revealed that Workplace Ostracism is positively related to employee silence, and Workplace Spirituality partially mediates the relationship between Workplace Ostracism and employee silence.

Implications: The research provided several recommendations decision decision-makers that could help in enhancing organizational behavior within Education NGOs

Future work: The research provided an agenda for future work, mainly studying workplace spirituality in different contexts