Company profile
Porterbrook Railway Rolling Stock Leasing
Porterbrook has been at the heart of Britains rail network for 25 years, and owns almost a third of the national passenger rail fleet.
Updated 06 Jun 2026 16:52
Reference milestones and recent Companies House filing stream events.
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AP01 | Transaction MzUyNjE3NDM1MmFkaXF6a2N4
Published 10 Jun 2026 08:50
TM01 | Transaction MzUyNjE3NDM2MmFkaXF6a2N4
Published 10 Jun 2026 08:50
CS01 | Transaction MzUxMjUzOTUyMGFkaXF6a2N4
Published 25 Mar 2026 14:07
RP01AP01 | Transaction MzUwNzg0OTc0N2FkaXF6a2N4
Published 25 Mar 2026 11:54
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AA | Transaction MzQzNzczNzU2N2FkaXF6a2N4 | Paper/PDF filed
Published 05 Oct 2024 06:18
AP01 | Transaction MzI5NzM0MjIzNGFkaXF6a2N4 | Paper/PDF filed
Published 25 Mar 2026 23:56
Company registered at Companies House
1 Oct 2022 to 31 Dec 2022
We have previously developed an exhaust aftertreatment system to install on Porterbrook's Class 170 and Class 158/9 vehicles. This technology successfully showed we could significantly reduce the emissions from mid-life diesel trains. All aftertreatment systems, including those fitted to new diesel engines, work effectively at higher exhaust temperatures ...
1 Jul 2020 to 30 Jun 2021
Our innovation project is called LoCe: Less oil, Cleaner exhaust. We aim to transfer novel retrofit technology onto one of Porterbrook's Class 170 Turbostar vehicles, enabling mid-life diesel engines to rapidly become more Environmentally Sustainable (addressing Theme 1 of the InnovateUK First-of-a-Kind competition). We will work with Eminox, Bosch Rexrot...
1 Mar 2019 to 29 Feb 2020
Porterbrook has a reputation for innovation in support of asset management and is actively looking to improve the environmental performance of their rolling stock. Porterbrook will collaborate with Eminox, a world-leader in exahust and after-treatment technology, based in the UK, to deliver the GR-EATS project. GR-EATS seeks to transfer Eminox's proven on...
