BDB Infra Sdn Bhd (BDB Infra) has more than 40 years of experience in quarry and road construction since its inception in 1973. BDB Infra is recognised as one of the most prominent class G7 contractors for road works in northern Malaysia.

BDB Infra also forged a reputation for its technical knowledge and quality road works. BDB Infra participated in many road construction projects and maintenance of roads and highways across northern Malaysia.

Originally operating under the name of Syarikat Bina Dan Kuari Kedah Sdn. Bhd., BDB Infra was a pioneer in the quarry industry and operates the largest granite quarry in Kedah. Situated in Bukit Perak, Pendang, the quarry produces various sizes of crushed aggregates and Asphaltic Bituminous Mix Products for the construction of roads, highways, railway tracks, bridges, houses, land reclamations, and other infrastructures.

The quarry has the capacity to produce 100,000 tonnes of aggregates monthly and based on the current capacity, the quarry has enough reserves to last more than 100 years.

In early 2017, BDB Infra has successfully operated a new asphalt premix plant in Kulim, namely Kulim Kedah Premix Plant (KKPP) to cater the demand of customers from central to southern Kedah, Penang, and northern Perak.

The plant is being equipped with a batching system which capable to produce 40,000 tonnes of Asphaltic Bituminous Mix Products monthly.  KKPP is the largest addition to BDB Infra production and manufacturing facilities.



BDB Synergy Sdn Bhd (BDB Synergy) was created through a joint venture between Perbadanan Kemajuan Negeri Kedah (PKNK) and Sato Kogyo Company Ltd. in 1982 and prides itself as one of the major participants in the government and private sectors’ engineering and construction markets for the northern region of Malaysia. BDB Synergy offers a full spectrum of engineering and construction services, from civil and building construction, roadworks and earthworks, maritime infrastructure to waterworks.

BDB Synergy, since its inception, has forged a proud track record of major developments and projects across the engineering and construction industry. Among others, BDB Synergy has successfully delivered building and civil projects for airports, leisure and residential developments, educational and healthcare, water supply facilities, jetties, roads, bridges, industrial, and civil infrastructures.

BDB Synergy’s competitive advantage lies in its decades of experience, civil engineering skillsets, and resources that are versatile enough to deliver projects of all sizes innovatively within budget, on time, and exceeding clients’ expectations.

As a commitment to operational excellence and consistent performance with the core objective of achieving complete stakeholders’ satisfaction, BDB Synergy subscribes to the following tools and standards in its operations:


  • Quality Assessment System in Construction (QLASSIC)

  • ISO 9001:2015

  • ISO 14001:2015

  • OHSAS 18001:2007