Group Structure
Liniar is a UK subsidiary of Quanex, a global, publicly traded manufacturing company serving OEMs in the fenestration, cabinetry, solar, refrigeration and outdoor products markets. We are proud to be a Part of Something Bigger.
the quanex mission
To positively impact our customers, employees and shareholders and put them at the centre of everything we do, through innovation technology, best-in-class customer service and excellent returns.
A part of something bigger
From Fenestration to Custom Mixing to Cabinet Components, the divisions within Quanex work together to help make homes and buildings healthier, more comfortable, more sustainable - and make the lives of the people who use them better.
Quanex's UK subsidiaries
![Liniar uPVC window profile fabricators](/_next/image?url=https%3A%2F%2Fcms.liniar.co.uk%2Fsites%2Fdefault%2Ffiles%2Fstyles%2Fcta_large_card%2Fpublic%2F2023-05%2FLiniar-profile.jpeg%3Fh%3D2ea10e33%26itok%3DGhLZk2Jd&w=1080&q=75)
Quanex acquired Liniar in 2015 as a successful, UK-based uPVC extrusion company and has continued to invest in its site, facilities, tooling, machinery and people.
Liniar has become an integral part of the Quanex group and shares Continuous Improvement plans with its US counterparts to ensure best practice across the group.
![Avantek](/_next/image?url=https%3A%2F%2Fcms.liniar.co.uk%2Fsites%2Fdefault%2Ffiles%2Fstyles%2Fcta_large_card%2Fpublic%2F2023-06%2Fsupercut%2520crop.jpg%3Fitok%3DI1xkjfa5&w=1080&q=75)
Avantek Machinery is one of the most innovative providers of window manufacturing machinery and components in the UK.
Acquired alongside Liniar in 2015, Avantek also benefits from regular investment from Quanex, helping to ensure it carries a wide range of machinery and spares in stock for the benefit of window fabrication customers.
![EdgeTech logo](/_next/image?url=https%3A%2F%2Fcms.liniar.co.uk%2Fsites%2Fdefault%2Ffiles%2Fstyles%2Fcta_large_card%2Fpublic%2F2023-06%2FIMG_7082-PNG-2.jpeg%3Fitok%3DcrgHMjva&w=1080&q=75)
Part of the Quanex Group since 2011, Edgetech has manufacturing bases in the UK and Germany and is a leading provider of glazing spacer bar systems, including the warm edge SuperSpacer.
Edgetech offers global expertise, cutting-edge product developments, and a diverse range of solutions to help customers achieve their commercial objectives.
Current time zones across the Quanex group
Kent
Washington, USA
Houston
Texas, USA
Phoenix
Arizona, USA
Cambridge
Ohio, USA
Denby
Derbyshire, UK
Heinsberg
Germany
Liniar designs and tests products, extrudes the PVCu profiles and delivers them to independent specialist manufacturers and resellers all over the UK. You can find your nearest with a simple postcode search.
It’s easy to get in touch with Liniar. Fill in a quick form and your enquiry will be directed to the correct department. Note our office hours are Monday-Friday, 8:30am to 5pm and we endeavour to respond within 24 hours.