Royston Information

Royston is a leading provider of diesel engineering services, supporting customers worldwide across the marine, offshore, industrial, defence and rail sectors. Established in 1978, we provide diesel engine supply, service, maintenance, repair and overhaul support, backed by more than 40 OEM-trained engineers worldwide, advanced workshop capability and 24/7 service support. Our capabilities include field service, engine overhaul and dynamometer testing, turbocharger refurbishment and balancing, fuel injection services, electrical and controls, propulsion support, genuine parts and spares, diagnostics, commissioning, and fuel and performance monitoring. As an authorised distributor, dealer, agent and service partner for leading OEMs including Volvo Penta, MAN, Yanmar, Niigata, Napier Turbochargers, Wabtec and DEUTZ, Royston combines manufacturer-backed capability with extensive multi-brand engineering experience. We also support a wide range of engines and equipment beyond our formal representation portfolio. Our UK headquarters in Newcastle upon Tyne incorporates extensive engine overhaul, testing, turbocharger and fuel injection facilities, while our experienced field service teams support customers in ports, shipyards, offshore locations and onboard vessels worldwide. Through enginei, our proprietary fuel management and monitoring system, we help vessel operators gain accurate visibility of fuel consumption, bunkering and vessel performance data, helping to improve fuel efficiency, strengthen operational control and support emissions and regulatory reporting. From individual parts and emergency repairs to complete engine overhauls, propulsion support and fleet-wide fuel monitoring, Royston provides the engineering expertise, technical capability and global support needed to keep critical assets operating reliably and efficiently.