Our Story

PT. Muara Mitra Mandiri is a construction company based in Yogyakarta, Indonesia. Established in 1999, the company started to expand its business as general contractor engaging in building construction and property.

The commitment to always prioritize the quality of work and good management system has enabled PT. Muara Mitra Mandiri successfully implement Quality Management System and obtained the certification of ISO 9001:2015.

Rapid development in the construction industry requires the corporation to adjust dynamically with the conditions and regulations. Thus, enhancement and innovation in every aspect of the company are crucial to satisfy the needs in the era of global competition.

PT. Muara Mitra Mandiri also has obtained certification of ISO 45001:2018, ISO 14001:2015, and SMK3 (Occupational Safety and Health Management System).


Prioritize the quality and work excellence

Reliable business partner choice


Professionalism and sustainable management system for the benefit of all parties



Commitment and guarantee to produce excellent quality of work, effective time & methods of construction, and efficient cost to satisfy the client needs


Great constructions are never done by one person. They are done with the synergy and unity of professional team members.


Uphold the moral principle and value as an engineer to never compromise with the quality.


Transparency and equity are mandatory to protect the rights for all parties

Certificate & Legality

Nomor Induk Berusaha

No. 9120403810863

Surat Izin Usaha Jasa Kontruksi

No. 1-1204-2-00633-000547

Sertifikat Badan Usaha 

Klasifikasi Bangunan Gedung

No. 0-3404-06-002-1-12-000547 

Klasifikasi Instalasi Mekanikal dan Elektrikal

No. 0-3404-08-002-1-12-000547

No. 0-3404-09-002-1-12-000547

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We are the solution for your construction project

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PT. Muara Mitra Mandiri
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