Directory
Offsite Construction Today company directory
18 companies in panelised systems, from national groups to local firms. Listings are compiled from each company's own published information and the Companies House register, or supplied by the company, and edited to a neutral house style. A listing is not an endorsement. Add or update your company.
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British Offsite
British Offsite manufactures light gauge steel framing systems under the UNisystem name for residential, student, hotel and later living schemes. It is a wholly owned subsidiary…
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CoreHaus
CoreHaus is a social enterprise that manufactures panelised and hybrid modular homes at its factory on Jade Business Park in Seaham, County Durham. It focuses on affordable hous…
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Deeside Timberframe
Deeside Timberframe designs, manufactures and assembles open and closed panel timber frame systems for commercial, social housing, private developer and self-build projects. Fou…
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Donaldson Timber Systems
Donaldson Timber Systems manufactures offsite timber frame systems for housing and provides design and installation support. Part of the family-owned Donaldson Group, it has sit…
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Hemsec
Hemsec is a family-owned manufacturer of insulated panels with factories at Rainhill and Huyton on Merseyside. It has supplied composite panels since 1928 and makes both steel-f…
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PYC
PYC designs and manufactures pre-insulated closed panel timber frames at its factory on Buttington Cross Enterprise Park in Welshpool, Powys. It specialises in Passivhaus and lo…
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Pasquill
Pasquill designs and manufactures timber roof trusses and floor joists through a network of design centres and branches across Britain. It is part of Saint-Gobain and in April 2…
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Passivhaus Homes
Passivhaus Homes supplies the PH15 timber frame construction system, designed to meet the Passivhaus standard using natural and renewable materials. Based in Totnes, Devon, it w…
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Pinewood Structures
Pinewood Structures has manufactured engineered timber frame structures at Gamlingay, near Sandy in Bedfordshire, since 1981. It supplies open and closed panel systems for house…
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Potton
Potton manufactures insulated closed panel timber frame and SIPs homes for self-build and custom build customers. Founded in 1964, it was acquired by Home@ix in 2025 and now off…
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Remagin
Remagin manufactures light gauge steel framing for loadbearing superstructures and external building envelopes, offering a single-source service from design to installation. It …
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Sevenoaks Modular
Sevenoaks Modular is a timber frame specialist based at Milland Road Industrial Estate in Neath. Part of the Hale Group, it designs, manufactures and erects complete timber fram…
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Smartroof
Smartroof makes an insulated panelised room in roof system for UK housebuilders, designed to be installed in hours and to reduce work at height. Its technical and installation t…
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Southern Timber Frame
Southern Timber Frame manufactures and installs timber frame structures for the building industry across the South of England. Founded in 1995, it has an 800-unit manufacturing …
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Target Timber Systems
Target Timber Systems designs, manufactures and installs timber frames and insulated wall panel systems for self-builders, builders and architects. Its main sales office is in B…
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U-Build
U-Build is a flat-pack modular self-build system developed in 2016 by the architects Studio Bark. Its plywood boxes are delivered to site and bolted together by one or two peopl…
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Ultrapanel Building Technologies
Ultrapanel Building Technologies makes a patented panelised building system that combines timber and light steel frame for low-rise new build housing, and also offers retrofit s…
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Western Building Systems
Western Building Systems is a modular and panelised construction company based in Coalisland, County Tyrone. It designs and builds healthcare, education, commercial and resident…