• BHP ship yards (Whyalla), South Australia – electrical installations for new ships


• John Hollands – installations at Queensland Mines sites and Power Stations
  
• Mt Lyall, (Tasmania) mining and railways


• Oerlikon Contraves (now known as Rheinmetall Air Defence) based in the (Middle East) – maintenance of military equipment


• Queensland Rail – skilled at working on electrical signals and communications in the greater Brisbane area


• Matthew Hall Engineering based in London – Supervisor, managing a skilled team to undertake the install of fire protection equipment heat and smoke sniffing systems for the London Underground in the (UK)

Allyn has also been involved in various large scale electrical install projects such as the Wivenhoe and Tarong Power Stations, Gladstone Industrial smelter, German Creek Coal facility (located in Central Queensland) and has expertise in installing conveyor systems and controls and worked on large scale conveyor systems for commercial factories based in Geebung, Brisbane.