Established from 1997, Petra Indonesia (Sri Indah Mandiri) started as providing structural building materials, finishing construction materials, mechanical materials, construction equipment, ceiling materials, partition materials, glass construction & aluminum and general contractor.

With culminated almost 20 years experience, We succeed to enlarge scope business to start division branch. Focuses in the manufacture and supply of hardware for architectural and buildings demands. To maintain in the quality, secured, artistic and innovative products. Manufacturer of superior aluminum, glass, gypsum board and related products and systems for commercial and residential interiors. Distributes its products through a network of specialized trade outlets and through major hardware chains. The company's product offer includes a wide range of wall, ceiling and decorative plaster product that satisfy construction requirements for various types of residential and non-residential construction.

There are over 180 units of vehicles, over 6 units of division companies, and hundred of total employees. In realizing our vision, we always put human resources as our top priority. Without the all-out support of qualified human resources, it is hardly possible to gain quality products and warm-heart services. The key of success is maintaining good relationship with customer to achieve great satisfaction. through our quality products.