Based on organizational identity theory and the resource-based perspective, this research examines the relationships between green organizational identity (GOI), green service innovation (GSI), and hotel environmental performance (HEP). Additionally, the role of resource commitment (RC) as a quasi-moderator is further investigated. Data was collected from 440 green hotel employees in Thailand using a three-wave approach. The statistical analysis revealed that GOI has a positive influence on GSI and HEP. GSI mediated the relationship between GOI and HEP. RC as a quasi-moderator simultaneously moderated the GOI-GSI link and the GSI and HEP link, in addition to directly influencing GSI and HEP. The theoretical and practical implications for both hospitality practitioners and policymakers are discussed.