Sinar Inti Indoraya Group

PT. Laser Metal Mandiri (LMM)

The history of LMM was officially started by the establishment of PT. Sinar Inti Electrindo Raya (SIER) in 1979. The company –based in West Jakarta, improved with the strict control of quality – has grown into one of the largest sheet metal processing companies in Indonesia.

In 2002, a company that operates in the similar field named as Laser Metal Mandiri was officially established in Cikarang, Bekasi – West Java. In 2008, as strongest player in the industry, PT. SIER has decided to a acquire LMM.

It was a strategic action that has succeeded to synergize 2 (two) superiorities to complete the services and in the same time, to improve the customers’ satisfaction. LMM would always be ready to answer the dynamic improvement of the sheet metal industry demands fast, accurate, and satisfactory.


An Advance Factory with Fully Integrated Services
LMM as the largest sheet metal processing company in Indonesia is fully supported with 2 (two)factories within a 30,000 square meters which are located in Tangerang, Banten and Cikarang, Bekasi – West Java. The factories have been completed with the advance equipment and ASRS (Automated Storage and Retrieval System) that could fully integrate the inventory process and the manufacturing process and the ERP/MRP software system.

This technology allows the manufacture and assembly system to be fully integrated with the back office and front office system. We truly concern about providing the healthy, safe and secure products that could pass the tight policy as it was stated in OHSAS 18001:2007, and we also guarantee the quality of the product as we achieved the ISO 9001:2008 ISO Certification.

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Our address

Jl Arjuna Selatan Kav 1A. No. 10A - C
Kemanggisan, Jakarta Barat
Indonesia - 11480


Tel :  +62 21 53653203 (Hunting)
Fax :  +62 21 53653204