Terry John Trevelyan

WJ North Ltd. offers road marking products and services. Its road marking services includes permanent road markings, temporary road markings, specialist markings, applied media floor graphics, road studs, road marking removal, asphalt repair systems and hydro blast re-texturing; and road marking and surfacing products include thermoplastic road marking materials, traffic calming, high friction surfacing, bituminous products, concrete repair products and preformed thermoplastics. The company was founded by Wayne Johnston and Martin Webb in 1987 and is headquartered in Newcastle-under-Lyme, the United Kingdom.

Part of WJ (Group) Ltd., JMS Lincoln Ltd. is a company that specializes in surface preparation and specialist coating works in various environments. JMS Lincoln was acquired by WJ (Group) Ltd. on December 01, 2021. The company is based in Lincoln, UK. The British company's projects range from captive blasting services to enclosed shot blasting services.

Part of WJ (Group) Ltd., WJ South Ltd. is a leading road marking and highway safety business based in Milton Keynes, UK. The British company supports strategic highways, local authorities, and the off-highway industry with road markings and offer tailored solutions to support the successful delivery of projects while creating safer and more sustainable journeys. WJ South has become the most successful innovator in road markings and highway safety since its humble beginnings. Founded in 1987, the company has been creating safe and sustainable journeys for everyone for over 35 years.

Calder Finco UK Ltd. manufactures bronze and precision engineering products. Its group is engaged in comprise lead refining and the manufacture of lead bronze products as well as specialist precision engineering. The company was founded on February 24, 2006 and is headquartered in Chester, GB.

Stamptree Ltd. operates as a holding company with interest in engineering services. The company was established on 25 November, 2010 and is headquartered in Chester, GB.

Part of Caldergroup Swiss AG, Calder International Holdings Ltd. functions as an investment holding British company. The company is based in Chester, UK and was founded in 1998.

Calder Group Holdings Ltd. is a holding British company founded in 2015. The private company is based in Chester, UK. The company's subsidiary manufactures and distributes lead sheet.

Part of Caldergroup Swiss AG, Helander Precision Engineering Ltd. is a trusted provider of precision components and engineered solutions. Founded in 1975, the company is based in Tewkesbury, UK and has expertise in the aerospace & defence, energy, oil & gas, nuclear, construction, marine and industrial markets. The British company offers turnkey engineering, machining and assembly services, and have a sector-focused approach with application knowledge. The company's capabilities include producing components for actuation and control systems, energy sector, nuclear defence, decommissioning and new energy systems, construction, marine and industrial components. The company works to the highest industry standards, controls and compliance.

Part of Caldergroup Swiss AG, Leeds Bronze Engineering Ltd. is a company that specializes in producing aluminium bronzes for the marine industry. The company was founded in 1974 and is based in Leeds, UK. Leeds Bronze has a strong manufacturing pedigree and has become a leading supplier of material and machined components to many blue chip original equipment manufacturers across the world, while also supporting their aftermarket requirements. The British company's extensive machining facility offers sizes from 2mm through to 1.8 metres, providing a complete manufacturing solution to satisfy a wide range of components to their customers' specifications. The CEO is Peter James Binnie.

Founded in 1889, Calder Industrial Materials Ltd. is a subsidiary of Caldergroup Swiss AG. The company is based in Chester, UK. The British company manufactures fabricated metal products and supplies building materials.

Calder Holdings Ltd. supplies lead sheet, specialty fabricated lead products and other lead parts. The company was founded on January 12, 1998 and is headquartered in Chester, the United Kingdom.

Part of WJ (Group) Ltd., WJ Products Ltd. is a British company that manufactures thermoplastic and road marking products. The company is based in Milton Keynes, UK. WJ Products was founded in 2000.

Alantra Venture Corp. provides mines exploration services. The private company is based in Langley, Canada.

WJ Roadmarkings Ltd. provides road marking contract services. It specializes in the application of temporary road marking for traffic management systems, permanent road markings, road studs, high fiction surfacing and manufacturer of house designed vehicles. The company was founded by Martin Webb and Wayne Johnston in 1987 and iis headquartered in Newcastle-under-Lyme, the United Kingdom.

Creston Moly Corp. operates as a mineral exploration company. The company was founded on August 5, 1977 and is headquartered in Vancouver, Canada.

Fircroft Engineering Services Holdings Ltd. is based in London, UK. The British company operates subsidiaries that provide engineering and technical contracting services. Fircroft Engineering Services Holdings Ltd. is a holding company founded in 2012.