Our Companies

A mixture of old and new, but the culture and ethos run through all our companies, guided by our three watch words: Responsiveness, Honesty and Respect.

Simplex Turbulo has been trading for nearly 45 years (in 2024), experts in marine components and large bore engine spares, whilst SLX Renewables is a mere twinkle in the eyes of the SLX Group owners! Maturing quickly is STW Engineering, incorporated in Germany in 2016, also experts in large bore engines spares, but also handling the logistics for Simplex Turbulo – countering any Brexit difficulties. SLX Logistics is a couple of years old, but gaining traction.

Together, part of the SLX Group of companies, we are proud to be a trusted partner to customers, suppliers, the various tax authorities, and the wider community.

Established in 1980, we specialise in 4-stroke, medium-speed engine spares, and marine components. We also support your maintenance programme with filtration systems, condition-monitoring devices and engineering services. Based near Southampton, UK.
Established in 2016, we specialise in 4-stroke, medium-speed engines spares, and provide worldwide logistics services. Based in Hamburg, Germany.
Established in 2022, your post-Brexit go-to solution for UK businesses to support your European customers, and for European businesses to support your British customers. We offer all-round assistance from our warehouses in Germany and UK.
Established in 2022, our twinkle in our eye, watch this space for upcoming news! Based near Southampton in the UK.

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