Sarah Grace Hutabarat - Managing Director
Majoring double degree in Marketing Communication & Hospitality Management from Christelijke Hogeschool Noord – Netherlands,  Sarah has advertising &media  industry experience for more than 15 years. She joined PT Media Mandiri in 2009 as Managing Director & shareholder, responsible for new marketing & strategy of the company.    

Djati Nugroho - Director
Graduated  from Chemical Engineering degree from ITB (Bandung Institute of Technology), Djati has entrepreneurship drive from the start. Completing  Management Courses at IPPM (Management Institute) to forward several companies before joining as shareholder Media Mandiri in 2003. Djati main role is Finance and Government-related project management.

Ake Nurita Langlois - Managing Partner
As founder of PT Media Mandiri in 1997, Ake has more than 20 years experience in media sales. Moving to California – USA in 2009 with her family, she remains an active role in the company with herbroad networking.   

Anto Wirakusumah - Account Manager
Graduated from Institut Teknologi Bandung (ITB) majoring Mathematics in 1992. In the same year he worked at PT Rekayasa Industri in IT Division as Web Developer who in charge for developing and maintaining company website, intranet, and other web based applications for internal purposes. In 2004, he finished his master degree majoring Information & Technology at Universitas Indonesia. With strong IT skills he joined PT Media Mandiri as Digital Marketing Manager.