Company profile
B. & M. Longworth (Edgworth) Limited
Welcome to Longworth a global leader in the latest cleaning technology solutions.
Our extensive range of cleaning technology solutions and our expertise allow us to confidently remove most contaminants from a wide range of components.
Corporate ownership
Updated 06 Jun 2026 16:52
Latest accounts
Financial period: 1 Apr 2024 to 31 Mar 2025
Company events
Reference milestones and recent Companies House filing stream events.
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Incorporated
InceptionCompany registered at Companies House
Public funding
Projects
University of Nottingham and B & M Longworth (Edgworth) Ltd - AKT3 2024
31 Jul 2025 to 31 Oct 2025
To demonstrate the capacity of novel pressolysis based technologies to be utilised for the of recycling of the world's most abundant and complex waste garments, into valuable synthetic and bio-based feedstocks, for return to a circular economy.
Development of inline monitoring for polymer cleaning processes
1 May 2024 to 31 Oct 2024
Process monitoring of the DeeCom polymer degradation and filter cleaning system can be challenging. This is due to the high pressure and temperature steam environment in which this cleaning process occurs. As a result, polymer contaminated filters are often overprocessed, to ensure that all possible polymer has been removed. This directly increases the ca...
ERGO-R ( Emissions Reduction via Generative Optimisation & Recycling )
1 Jan 2024 to 30 Sep 2027
Significant development effort has been invested in the reduction/elimination of tailpipe emissions, light-weighting and the general improvement and on-shoring of battery technology, bringing huge gains and new knowledge for car manufacturers and their suppliers. However, the industry must now look toward a NetZero future (manufactured goods and associate...
Enhancing material properties of recycled glass fibres through sizing (EMPHASIZING)
1 Oct 2022 to 30 Sep 2024
Composite materials have been used for decades and have found their way into almost every industrial sector, mainly due to their outstanding material properties and lightweight benefits. Today, 2.5 million tonnes of composite material are used globally in the renewable energy sector. It is estimated that there are 12-15 tonnes of glass fibre reinforced pl...
Recycling of Absorbent Hygienic Products (AHP)
1 Oct 2020 to 31 Dec 2020
By 2041 the ageing population is set to double in volume which also means increase in the resulting waste. Currently our estimated CO2 emissions for incontinence waste (4 tonnes per week) based on our current waste volumes is 95,000kg CO2 pa. Our current waste transport emissions are 5,000-7,000 kg CO2 pa. Recycling and recovering would deliver a signific...
Volume processing to recycle Fast Fashion
1 Oct 2020 to 31 Dec 2020
Public description We plan to reduce and reuse the waste from fast fashion sales Recycling and recovering would deliver a significant reduction in CO2 and generate a valuable new revenue stream reducing the reliance on our planet's raw materials. The innovation aims to reduce and recover the volume of waste going to landfill and incineration, whilst reduc...
University of Manchester (The) and B & M Longworth (Edgworth) Limited
1 Feb 2020 to 30 Apr 2023
To develop and embed expertise to identify and exploit new applications of the superheated steam process which will allow entry to new markets for commercial and environmental benefits.