Eaton Corporation plc is an Irish/American multinational power management company, founded in the United States and incorporated Dublin, Ireland, with a primary administrative center in Beachwood, Ohio. Eaton has more than 85,000 employees and sells products to customers in more than 175 countries.
GKN Ltd is a British multinational automotive and aerospace components business headquartered in Redditch, England. It is a long-running business known for many decades as Guest, Keen and Nettlefolds. It can trace its origins back to 1759 and the birth of the Industrial Revolution.
Vesuvius plc is a British engineered ceramics company headquartered in London whose products are used by steelmakers and foundries as well as in the glass and solar energy industries. The company is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.
Signature Aviation is a multinational aviation services company headquartered in Orlando, Florida. The company was founded as W. Wilson Cobbett Ltd in 1879 and subsequently specialised in the manufacture of industrial supplies, particularly in the automotive and aviation sectors. During the Second World War, the company produced materials for British military aircraft, such as the Supermarine Spitfire, Hawker Hurricane, and Hawker Typhoon. During the 1980s and 1990s, the firm decided to increasingly orientate itself towards the aviation industry via a string of acquisitions and divestitures. It was listed on the London Stock Exchange until it was acquired by Cascade Investment, Blackstone Group, and private equity firm Global Infrastructure Partners in May 2021.
Parker Meggitt is a British international company specialising in components and sub-systems for the aerospace, defence and selected energy markets. It was listed on the London Stock Exchange and was a constituent of the FTSE 100 Index until it was acquired by Parker Hannifin in September 2022.
Renishaw plc is a British engineering company based in Wotton-under-Edge, England. The company's products include coordinate-measuring machines and machine tool products. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.
SIG plc is a British-based international supplier of insulation, roofing, commercial interiors and specialist construction products. It is listed on the London Stock Exchange.
Pendragon PLC is the second largest motor retailer in the United Kingdom. It operates the Evans Halshaw, Stratstone, brands of Quickco, Car Store used car supermarkets in United Kingdom, and dealerships in the United States. The company is based at Annesley, Nottingham. It is listed on the London Stock Exchange.
Courtaulds was a United Kingdom-based manufacturer of fabric, clothing, artificial fibres, and chemicals. It was established in 1794 and became the world's leading man-made fibre production company before being broken up in 1990 into Courtaulds plc and Courtaulds Textiles Ltd.
Russell Hobbs is a British manufacturer of household appliances. Formed in 1952 by William Russell and Peter Hobbs, it became the primary kettle maker in the United Kingdom marketplace in the 1960s. Subjected to many corporate acquisitions through its history, its head office is currently sited in Failsworth, England, having moved its manufacturing operation to East Asia.
Bunzl Public Limited Company is a British multinational distribution and outsourcing company headquartered in London, England.
Melrose Industries plc is a British manufacturing company based in London. It specialises in buying, investing in, and divesting engineering companies. Its shares are listed on the London Stock Exchange as a constituent of the FTSE 100 Index. Melrose serves customers in the United Kingdom and United States.
DS Smith plc is a British multinational packaging business, headquartered in London. It is listed on the London Stock Exchange and is a constituent of the FTSE 100 Index.
The Scott Fetzer Company, a subsidiary of Berkshire Hathaway, is an American diversified manufacturer and marketer of products for the home, family, and industry comprising 33 brands, headquartered in Westlake, Ohio.
Samvardhana Motherson International Ltd is an Indian multinational manufacturer of automotive components, based in Noida. It makes wiring harnesses, plastic components and rearview mirrors for passenger cars. The company was established in 1986 as a joint venture with the Sumitomo Group of Japan.
Elswick Hopper was a United Kingdom-based manufacturer of bicycles, formed by the merger in 1913 of the Elswick and Hopper cycle companies. The residual bicycle brands are now owned by Tandem Group
Essentra Packaging is a multinational manufacturer of pressure-sensitive tear tape, labels, closures and seals for the packaging and labeling industry. Until 2022, the company was part of the Packaging & Securing Solutions division of Essentra.
UFP Technologies, Inc., founded in 1963 and based in Newburyport, Massachusetts, is a designer and custom manufacturer of comprehensive solutions for medical devices, sterile packaging, and other highly engineered custom products. UFP is an important link in the medical device supply chain and a valued outsource partner to most of the top medical device manufacturers in the world.
Schlegel International is a multi-national company based in the United Kingdom that makes seals for windows and doors, and supplies related hardware. The company was founded in Rochester, New York in the 1880s as a narrow-loom weaving operation. By 1988 it had manufacturing facilities in twelve countries, making seals for windows and doors in buildings and automobiles. That year it was acquired by BTR plc of the United Kingdom. In 1997 the Schlegel operations were acquired by UniPoly S.A. in a BTR management buy-out. From 2006 Schlegel International, with manufacturing operations in Europe, Australia and Brazil, was a subsidiary of Lupus Capital, now called Tyman plc. The Schlegel brand is also used for products made near Rochester, New York, by Schlegel International's North American sister company AmesburyTruth.
discoverIE Group plc is an international designer and manufacturer of customised and niche electronic components for industrial use. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.
£316.3 million (2023) [1] 
£10.9 million (2023) [1]