About Sierra

In 1981, with the dawn of the open economy, six enterprising individuals teamed up to form what was to become one of Sri Lanka’s best known enterprises.

Sierra Construction Limited was incorporated to venture into the fields of Civil and Telecommunication Engineering, sectors that were hitherto solely dominated by foreign companies or by companies with foreign collaborations.



To be the preferred infrastructure development partner in the region.


» Exceptional performance in all aspects
  of our industry.

» Outstanding customer service.
» Unparalleled value.


  • Power

    Kerawalapitiya Grid Substation Project - Lot A Kerawalapitiya - Kotugoda

  • Pilling

    Contract for the Piling Works of proposed ‘Vidulakpaya’ Project for Ceylon Electricity Board.

  • Power

    Construction of 4.5 km LYNX Conductor 33kV D/C tower line from Ambalangoda GSS to Magala Gantry.

  • Civil

    Development of Commercial Center at Bandarawela

  • Water, Drainage, Sewerage

    Construction of civil, mechanical And electrical works for Rehabilitation and augmentation of Tangalle water supply scheme.

  • Roads & Bridges

    Rehabilitation of A 029, Vavuniya - Horowpatana Road

  • Pilling

    Construction and Completion of The Piling Work (board and Cast in-situ reinforced Concrete Piles) of District General Hospital At Hambantota.

  • Sierra Gulf LLC

    Student Center – 52 Antennas

  • Sierra Gulf LLC

    Sidra Hospital - 864 Antennas

  • Roads & Bridges

    Remedial Works of Chandrika Wewa Dam

  • Civil

    Construction of Courts complex in Jaffna

  • Telecom Engineering and Construction

    Dialog Ericsson I & C Project