Severfield plc, a structural steelwork company, engages in the designing, manufacturing, fabrication, construction, and erection of steelwork activities in the United Kingdom, Republic of Ireland, Mainland Europe, and India. The company manufactures metal decking products; plate girder sections, rectangular and/or circular apertures, optimal section profiles, and intumescent coating products. It also provides steel-framed modular equipment rooms and housing; steelworks, including the main structure, mezzanines, stairs, balustrade, and platforms; staircase fabrication; composite and non-composite plain and cellular beams; and offload and edge protection systems, as well as delivers constructional steel products. The company provides its services for various projects, such as industrial and distribution, nuclear, health and education, commercial offices, power and energy, stadia and leisure, retail, transport, data centers, and process industries. It serves contractors, developers, engineers, and architects. The company was formerly known as Severfield–Rowen plc and changed its name to Severfield plc in May 2014. The company was founded in 1978 and is headquartered in Thirsk, the United Kingdom.