Rentas Seni Sdn. Bhd. (RSSB) is a registered company with the Construction Industry Development Board of Malaysia (CIDB) (Grade G7) and obtained the Certificate of Kontraktor Kerja Taraf Bumiputera with Kementerian Pembangunan Usahawan dan Koperasi.

RSSB also a registered contractor with Syarikat Perumahan Negara Berhad (SPNB), Indah Water Konsortium Sdn. Bhd and Suruhanjaya Perkhidmatan Air Negara (SPAN).

RSSB has been actively participating in providing building construction and contracting services as main contractor as well as sub-contractor both by government tenders and private contracts since its incorporation in year 1993.

It is also in the business of rendering a wide range of civil engineering and infrastructures construction services encompasses road works, building of drainage system, bridges, pavements, fencing, reservoirs et cetera throughout the northern region of Malaysia. Currently, the company is undertaking several in progress buildings, roads and bridges construction projects which are located in the state of Kedah and Perlis.