Caledonian Maritime Assets Ltd (CMAL) has awarded a contract to Gareloch Support Services (GSS) Ltd to maintain CMAL’s Aid to Navigation systems.

The contract includes the inspection, servicing, repair and supply of CMAL’s Aid to Navigation systems for the next five years, with the option to extend for another three years. CMAL’s Aids to Navigation systems include lighthouses, fixed lights and buoys that aid a vessel when navigating into a port or harbour.

GSS will work closely with CMAL’s Harbour Master, David McHardie and the harbour operator, CalMac Ferries Ltd, to maintain the systems.

David McHardie, Harbour Master at CMAL said:

“We are delighted to appoint Gareloch Support Services to maintain our navigational aids and moorings. Gareloch Support Services have the experience required and knowledge of providing these services in the West coast of Scotland and the Clyde Estuary.”

CMAL awarded the contract in compliance with the International Association of Marine Aids (IALA) Guideline No. 1077, which requires marine services to maintain systems and provide public and roll on and roll off ferry moorings and tidal staff gauge boards to sustain a reliable service and provide information to mariners.


Notes to editors:

  1. Issued by Clark Communications on behalf of Caledonian Maritime Assets Limited (CMAL). For media enquiries contact Anna Farley-Allan 0141 548 8028 / 07814487663
  2. CMAL own property at piers and harbours at more than 26 locations throughout Scotland.
  3. In addition to its pier and harbour facilities, CMAL owns 32 ferries and lease one further ferry. All 32 vessels are leased to CalMac Ferries Ltd for use on ferry services on the Clyde and Hebrides. In addition, two ferries are currently under construction.
  4. CMAL is a publicly owned company with Scottish Ministers as the sole shareholder.
  5. For more information about CMAL visit:
  6. Under the UK Government’s Port Marine Safety Code Aids to Navigation systems must be maintained by Harbour Authorities and any other existing Local Lighthouse Authorities (LLA) must be maintained in accordance with the availability criteria laid down by the General Lighthouse Authorities (GLA).


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