Jan Roel van der Sluis

Vesuvius France SA manufactures refractory products. The company is headquartered in Feignies, France.

Harrington Generators International Ltd. manufactures, designs and supplies generators. Its products include petrol, diesel, welding, home and welf-air generators. The firm's services include training, maintenance and repair services. It serves the rail, telecom, defence, construction, water, oil and gas industries. The company was is headquartered in Wirksworth, the United Kingdom.

Cookson France SA is a French company that wholesales watchmaking and jewelry items. The private company is based in Paris, France. and has subsidiaries in France.

Part of Vesuvius Plc, Vesuvius Slavia as is a Czech company that manufactures and supplies refractory materials. The company is based in Ostrava, Czechia.

BRUSH Electrical Machines Ltd. is a British solutions-engineering company that provides energy solutions for the power industry. The company is based in Ashby de la Zouch, UK, and has subsidiaries in the UK and Italy. The company offers a range of products and services including power transformers, switchgear, and engineering solutions. The company's focus is on delivering innovative and sustainable solutions that address grid resilience, facilitate the electrification of transport, and maximize resource efficiency. With a deep understanding of energy systems, BRUSH Group is a trusted industry partner for some of the world's leading companies. It was founded in 1910, and Christopher David Abbott has been the CEO since 2017.

Part of Melrose Industries Plc, Hawker Siddeley Switchgear Ltd. is a British company that manufactures and supplies indoor and outdoor medium voltage distribution, marine and transit switchgear. The company is based in Blackwood, UK. The company was founded in 1941. The CEO is Meirion Richards.

Part of BRUSH Electrical Machines Ltd., Brush Transformers Ltd. is a British solutions-engineering company that supports the drive to net zero with innovative and sustainable solutions. The company is based in Birmingham, UK and their sustainable solutions are engineered to perform, built to last and supported for life by an organization dedicated to secure peak performance. The company offers expert, certified service engineers to extend asset life by up to 30 years. The company also offers the BRUSH Switchgear SafeBond which integrates the feeder circuit breaker function and the remote bonding function into one standard Lightning panel footprint. Founded in 1957, the company has a deep understanding of energy systems and is proud to be the chosen industry partner for some of the world's leading organizations.

The Golden Gate Trading Co. supplies metal related products to foundries and steel mills. The private company is based in Taipei, Taiwan. The CEO of the Taiwanese company is Yang Hung Tung.

Tong Brothers & Co., Ltd. is a Taiwanese company that wholesales durable goods.

Part of Brush Holdco I Ltd., Brush Group Ltd. is a British company that manufactures, distributes, and installs power generation equipment and constructs electrical infrastructure networks. The company is based in Ashby de la Zouch, UK. The company was founded in 1879 by Charles Francis Brush. Christopher David Abbott has been the CEO of the company since 2017.

Part of BRUSH Electrical Machines Ltd., Brush Properties Ltd. functions as an investment holding British company. The company is based in Birmingham, UK and was founded in 1982.