The owners, Frank and Linda Marsh, established Trinity Fire Services in 1987 and purchased N.Q. Fire Protection in 1988. Trinity Fire Services, services clients in Cairns, as far north as Thursday Island and the Torres Strait Islands, west to Karumba and south to Cardwell. The above areas are visited on a six monthly basis. Special projects have been undertaken all down the Eastern seaboard as far south as Kempsey and the company staff have always been willing to travel for this purpose. Projects have also been undertaken overseas in Samoa, Indonesia, Solomon Islands, Singapore, Greece, Italy, France, Papua New Guinea and New Zealand. Clients include government departments such as the Department of Environment and Resource Management Queensland, Queensland Health, Department of Defence (Navy) and various local government councils as well as many private clients in the mining, fishing, tourist and a variety of other commercial and domestic areas. Specifically, work includes the six monthly or annual service of client's portable fire equipment, hose reels and lay-flat hoses, testing high pressure and BA cylinders, sales of fire and safety equipment, flammable liquids cabinets and industrial signs. The company also provides consultancy, fire equipment demonstrations, installation and service of marine and special hazard systems, and installation and service of fire detection and alarm systems.