Human Resources (HR) has become one of SMN's most significant assets. The success of SMN and its subsidiary, Protelindo, depends on the productivity and operating activities carried out by their respective employees. Hence, one of the management team's core policies is to engage in Human Resources Development and to ensure strict compliance with all government regulations pertaining to manpower and proper working conditions.

SMN, through its subsidiary Protelindo, provides benefits and welfare packages to all employees, including health insurance, dental insurance, life and personal accident insurance, official company vehicles for certain employees, internal and external training and development programs for specific purposes or functions.