Wayne Douglas Johnston

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.

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.

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.

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.

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

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.

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.

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.

Part of WJ (Group) Ltd., Nolan Roadmarking Ltd. is a British company that provides road marking business services. The company is based in Port Talbot, UK. The company was founded in 1991. The CEO is Gareth John Thomas. Nolan Roadmarking was acquired by WJ (Group) Ltd. on August 02, 2022.