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.


  • Sierra Myanmar

    Power Comprehensive Operation & Maintenance Project IGT Towers

  • Power

    Construction of 132/33kV Grid Substation at Pallekale

  • Roads & Bridges

    Improvement and Asphalt over Laying on Kandy Mahiyangana Padiyathalawa Road

  • Pilling

    Piling works for free Lank Capital Tower at Borella

  • Pilling

    Pre-Cast Pile driving work at Colombo – Katunayake Express way

  • Power

    Construction of 230V/60 kW Hybrid Distributed Energy System in Eluvaithivu Island

  • Water, Drainage, Sewerage

    Construction of Ja-Ela, Ekala and Kandana water supply schemes.

  • Pilling

    Piling Work for proposed eight storied Epilepsy Unit at National Hospital Sri Lanka, Colombo 08

  • Civil

    Construction of Advanced Cardiac Center for Sri Jayawardhanapura General hospital

  • Sierra Gulf LLC

    IBS Implementation for Qatar Telecom

  • Sierra Gulf LLC

    FO & CW Installation and Commissioning for network upgrade.

  • Sierra Gulf LLC

    CW for Outdoor Tower Installation & Sharing Sites.