KJM Group

KJM Group: windows, doors and conservatories from Andover

KJM Group is an independent home improvement company based in Andover, Hampshire. Established in 1983, it focuses on the design, supply and installation of windows, doors, conservatories, conservatory roofs and home extensions, with work carried out across Hampshire and the surrounding areas. The company presents itself as a Which? Trusted Trader and states that it does not use sub-contract fitters.

Its commercial approach is summarised in a self-described "No Pressure Promise", which the company presents as a strict commitment in its dealings with customers. The site also lists GGF membership and a GGFi insurance-backed warranty among its credentials.

Window range by style and material

The window catalogue is organised both by opening style and by frame material. By style, the company lists casement windows, flush casement windows, sliding sash windows, tilt and turn windows and fully reversible windows, alongside the Residence 7 (R7) and Residence 9 (R9) systems. It also offers Infinity timber-effect windows.

By material, the range covers uPVC, timber, aluminium and composite windows, plus triple glazing and secondary glazing. Brand names referenced on the site include Liniar, Profile 22, the Residence Collection, George Barnsdale, VEKA, Roseview, SMART and Sheerline, several of which are marked as coming soon.

Doors for entrances, gardens and garages

The door range is grouped by style and material. Styles include front doors, back doors, patio doors, bifold doors, French doors, steel-look and heritage doors, and Garador garage doors. Materials cover aluminium, composite, timber and uPVC front doors.

Brands named in this section include Solidor, Comp Door, Profile 22, VEKA, Patio Master, SMART, Korniche and George Barnsdale, with some listed as coming soon.

Conservatories, extensions and roofs

Beyond windows and doors, KJM Group works on conservatories and glazed or solid-roof structures. The conservatory range includes bespoke timber conservatories and the Edwardian, Victorian, gable, lean-to and P-shaped styles, as well as orangeries, porches and the hup! system.

The company also handles extensions and conservatory conversions. Its roof work covers glass, tiled and solid conservatory roofs, conservatory replacement roofs, roof lanterns and flat skylights. Roofline work and Notan integral blinds complete the offering.

Service, warranty and customer care

The site sets out a customer care section alongside its credentials, insurance-backed warranty and recycling information. It also publishes a sustainability page and a dedicated section on environmental issues. A showroom tour is available on the website, and the company maintains a trade contact channel separate from its retail enquiries.

Reviews displayed on the site, attributed to Google and verified by Trustindex, showed an "Excellent" rating based on 366 reviews when this profile was written. Individual reviews describe installations of full-house replacement windows, composite doors, French doors and a conservatory roof, and mention named staff involved in sales, survey, coordination, installation and quality control.

Where KJM Group works

The company describes its coverage as Hampshire and surrounding areas, and its own description names Andover, Winchester and Wiltshire as areas where it installs windows, doors and conservatories.