What Roundbrand does

Roundbrand Ltd is a UK private limited company founded in 1980 that manufactures and installs uPVC and aluminium windows, doors, conservatories, and home improvement products for residential homeowners and trade professionals in Northern England. The company operates three in-house manufacturing facilities — a glass toughening plant at the Doncaster headquarters and a 25,000 sq. ft. automated sawing centre in Scunthorpe — producing custom toughened glass and argon-filled double-glazed units. Products achieve Windows Energy Rating of A+12 with U-values as low as 0.8 W/m²K and hold Secured by Design police-approved accreditation across the range, supported by ISO 14001:2015 environmental management, Made in Britain, and SMAS Worksafe certifications.

Distribution is delivered through a network of 12 physical branches across Yorkshire, Lincolnshire, and Nottinghamshire (Doncaster, Hull, Scunthorpe, Grimsby, Rotherham, Barnsley, Worksop, Newark, Lincoln, York, Castleford), supplemented by an online quote and door designer tool for self-service pricing. The business operates a two-segment go-to-market: domestic homeowners receive a full manufacture-and-install service with a "no foot in the door sales people" positioning and a "We Will Beat Any Like For Like Quote" price-beat guarantee, while trade customers receive supply-only fulfilment with dedicated account managers, free technical support, free measuring, and referral leads generated by Roundbrand's domestic marketing campaigns.

Technology is sourced through partnerships with Liniar (uPVC systems), Sheerline (aluminium systems), Distinction Doors (composite doors), Eurocell (window systems and roofing), and security hardware suppliers ERA, ABS, Maco, and Hoppe. Revenue is generated through one-time product sales and installation services; pricing is quote-based and not publicly disclosed. The company is founder/owner-operated with no external investors, funding rounds, acquisitions, or leadership changes disclosed in the source data.

Name

Roundbrand

Legal name

Roundbrand Ltd

Website

https://roundbrand.co.uk

Company type

Private

Founded year

1980

Operating status

Operating

Headcount range

51–100 employees

Short description

Roundbrand Ltd is a Yorkshire-based UK manufacturer and installer of uPVC and aluminium windows, doors, and conservatories, serving homeowners and trade professionals through 12 branches and three in-house manufacturing facilities with over 40 years of trading history.

Ownership category

akta.pro rank

Product category

Windows and Doors Manufacturing

NAICS

Wood Window and Door Manufacturing (321911), Metal Window and Door Manufacturing (332321)

SIC

Retail-Lumber & Other Building Materials Dealers (5211), Wholesale-Lumber, Plywood, Millwork & Wood Panels (5031), Lumber & Wood Products (No Furniture) (2400)

akta.pro primary industry

Custom Window & Door Fabrication & Replacement (HSAPAJAI)

akta.pro secondary industries

Doors, Windows & Millwork Retail (Interior/Exterior Doors, Windows, Moulding) (CRAIAEAI), Joinery, Millwork & Casework Installation (Cabinetry, Built-Ins) (IMAFANAJ)

Keywords

• UPVC windows manufacturing
• Aluminium doors fabrication
• Conservatory installation
• Double glazing products
• Trade supply manufacturing

Headquarters

HQ city

Doncaster

HQ country

United Kingdom

HQ region

Europe

Offices12 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Marketing or Sales

Revenue model

1. Product Sales and Installation: Roundbrand manufactures and installs uPVC windows, doors, conservatories and aluminium products directly to homeowners and trade professionals. Revenue is generated through one-time product sales with installation services for domestic customers, and supply-only for trade accounts with personalised pricing.
2. Trade Account Services: Trade customers receive dedicated in-store account management, free technical support, free measuring services, and access to CAD software and conservatory image generators. Trade accounts include personalised discount packages.
3. Supply-Only Trade Sales: Roundbrand operates as a supply-only trade manufacturer, passing installation leads to loyal trade customers. This enables trade customers to benefit from domestic marketing campaigns while Roundbrand focuses on manufacturing.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels8 records

Core offering

Roundbrand manufactures and installs uPVC and aluminium windows, doors, conservatories and home improvement products. Operating 12 branches across Yorkshire and surrounding areas, the company produces everything in-house at three manufacturing facilities, including a dedicated glass toughening plant and a 25,000 sq. ft. automated sawing centre in Scunthorpe. The company serves both domestic homeowners (with full installation services) and trade professionals (supply-only model).

Product overview

Roundbrand is a UK-based manufacturer and installer of premium windows, doors, conservatories, and home improvement products, operating 12 branches across Northern England with over 40 years of industry experience. The company manufactures all products in-house at three state-of-the-art facilities including a dedicated glass toughening plant and a 25,000 sq. ft. automated sawing centre in Scunthorpe. The product portfolio spans uPVC and aluminium windows (casement, tilt & turn, flush sash, vertical sliders, bay/bow), entrance doors (uPVC, composite, French, patio, bifold), and conservatories/orangeries. Roundbrand partners with industry suppliers Liniar (uPVC systems), Sheerline (aluminium systems), Distinction Doors (composite doors), Eurocell (window systems and roofing), and Secured by Design for security accreditation. The offering includes an online quote and door designer tool for customer self-service.

Differentiator

Problem solved

Functional benefit

Products and services

• uPVC Windows Advanced uPVC windows manufactured with Liniar and Eurocell systems, featuring multi-chambered designs for thermal efficiency, lead-free and fully recyclable profiles, WER A-rated certification, Windows Energy Rating of A+12, U-values as low as 0.8 W/m²K, and options including casement, tilt & turn, vertical sliders, flush sash, and bay/bow windows. Designed for homeowners and trade professionals.
• Composite Doors High-quality composite front doors manufactured in partnership with Distinction Doors, featuring tough laminated skins, CFC-free polyurethane foam cores, 17% more thermally efficient than similar-sized timber doors, fully customisable colours, glazing, and hardware including ERA Vectis cylinder-free multi-point locking systems achieving Secured by Design accreditation and PAS 23/PAS 24 compliance.
• uPVC Doors High-quality uPVC entrance doors available in sculptured or chamfered profiles with five-point locking mechanisms, ABS anti-bump and anti-snap cylinders, extensive colour and foil options including woodgrain finishes, and fully manufactured in-house at state-of-the-art facilities for homeowners and trade supply.
• French Doors Charming uPVC French doors available in open-in or open-out configurations with sculptured or chamfered profiles, double handles, five-point locking systems, ABS cylinder security, nine standard colours with bespoke options, and U-values as low as 1.3 with double glazing.
• Patio Doors Multi-chamber sliding patio doors featuring Liniar's sliding door system, inline design with smooth operation, PAS24-certified locking mechanisms, Eurogroove compatibility, ultra-slim sightlines, and U-values as low as 1.3 with double glazing and 1.0 with triple glazing.
• Bifold Doors Striking bifold doors available in both uPVC (Liniar) and aluminium (Sheerline) variants, featuring configurations up to seven panes, ModLok reinforced locking with three opposing hooks and two shootbolts, weather-sealed rebates, and U-values as low as 1.0 with triple glazing.
• Aluminium Windows and Doors Premium aluminium windows and doors manufactured in partnership with Sheerline, featuring strength comparable to steel with lighter weight, slimmer sightlines, wider glazed areas, thermally efficient profiles, multi-point locking, and double or triple glazing options. Secured by Design accredited.
• Conservatories and Orangeries High-quality conservatories and orangeries in collaboration with Liniar, available in Victorian, Edwardian, Gable End, Lean-To, and Lantern styles, with double or triple glazing, polycarbonate options, customisable uPVC finials and cresting, and roofing systems from Eurocell including tiled and glass roof options.
• Online Quote and Door Designer Tool Web-based pricing application and door designer tool allowing customers to design their own windows, doors, and conservatories, select styles, colours, glazing and accessories, and receive instant personalised quotes from the comfort of their home.

Quantifiable outcome

• Windows Energy Rating of A+12 and U-values as low as 0.8 W/m²K
• +4 more outcomes

Named customers5 records

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Seven partnerships are on record, tiered core, secondary and minor.

• LiniarcoreTechnology or IntegrationPrimary uPVC systems partner. Roundbrand works alongside Liniar for multi-chamber uPVC window and door systems. Products feature Liniar's patented bubble gaskets and achieve high energy ratings. Liniar conservatories, bifold doors, and French doors are part of the product range.
• SheerlinecoreTechnology or IntegrationAluminium systems partner. Roundbrand works with metal experts Sheerline for aluminium windows and doors. Sheerline provides the aluminium profiles for casement windows, tilt-and-turn windows, and aluminium door products.
• Distinction DoorscoreTechnology or IntegrationComposite door partnership. Roundbrand has partnered with composite door experts Distinction Doors to provide cutting-edge composite doors that are tough, durable, energy-efficient and widely customisable.
• EurocellsecondaryTechnology or IntegrationConservatory roof systems partner. Roundbrand works with Eurocell for conservatory roofing options including tiled roof systems, lantern roofs, and glass roofs with superior thermal and acoustic insulation.
• ERA (Era Home Security)coreTechnology or IntegrationLocking systems partner. ERA provides composite door locking systems including the patented 'Vectis' cylinder-free multi-point lock achieving Secured By Design accreditation and PAS 23/PAS 24 compliance.
• SMAS WorksafeminorOthersHealth and safety accreditation body providing worksafe certification for trade customers.
• Secured by DesigncoreOthersPolice-approved home security initiative. Roundbrand products achieve full Secured by Design accreditation, meeting high security standards.

Scale indicators7 records

Recent moves6 records

Expansion highlights5 records

Others

• Liniar: UK designer and extruder of uPVC window and door profile systems used by fabricators including Roundbrand. Indirectly comparable as upstream partner with its own trade supply arm competing for similar fabricator customers.
• Eurocell: UK manufacturer and retail distributor of uPVC window, door and conservatory products with national branch network. Comparable product portfolio but operates a competing retail and trade-channel model.

Direct peers

• Masterframe Windows: UK specialist manufacturer of uPVC sash windows with trade supply focus. Comparable in-house fabrication approach but narrower product range than Roundbrand's full windows-doors-conservatories portfolio.
• Safestyle UK: UK's largest retailer and installer of uPVC windows and doors serving homeowners through a regional branch network and national marketing. Closest direct comparable to Roundbrand's homeowner-facing fenestration model, though at much greater scale.
• Pennine Windows: Northern England uPVC and aluminium window and door manufacturer with trade and retail focus. Overlaps with Roundbrand on product, fabrication capability, and regional homeowner market.
• Coral Windows: Yorkshire/Lancashire-based uPVC windows and doors manufacturer and installer with trade and retail customers. Highly comparable regional operating model and product range to Roundbrand.
• Zenith Staybright: Regional UK manufacturer-installer of uPVC windows, doors and conservatories serving homeowners and trade. Comparable vertically integrated fabrication model and regional branch strategy.

Broad incumbents

• Anglian Home Improvements: National UK home improvements group manufacturing and installing windows, doors, conservatories and more. Larger incumbent competing for the same homeowner upgrade demand with broader product range and TV-led marketing.
• Everest Home Improvements: Established national UK manufacturer-installer of windows, doors and home improvements with multi-decade brand equity. Comparable product portfolio and direct-sales motion, but with significantly larger geographic reach and marketing budget.

Regional players

• Clearview Home Improvements: UK designer and installer of premium aluminium windows, doors and conservatories. Adjacent product overlap (aluminium range, conservatories) but stronger premium positioning and different geographic footprint.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat7 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/inforoundbrand

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Roundbrand