Gareloch Support Services (Plant) Ltd – from shoreline to open sea Gareloch Support Services (Plant) Ltd UK & GSS Marine Services Holland is an Expanding, international company, playing an active role in marine construction and support services worldwide. Whatever the scale or location of the contract, all GSS’s projects are underwritten by the continual drive for quality which has proved such a big attraction for clients. Recent years have seen GSS expanding into Africa, the Middle East, Far East and Australia. Projects supported by GSS include coastal work, bridge and marine work, piers and jetties, pipe and cable laying, welding and diving support and marine piling. And although MOD contracts comprise a part of the workload, the company undertakes major civil contracts in both Britain and Europe. This includes a move into the renewable energy industry, particularly in construction support and repair and maintenance of offshore wind farms.