Crystal Windows and Doors

What Crystal Windows and Doors does

Crystal Windows & Doors Limited is a privately held UK home improvement contractor founded in 1995 and headquartered in Romford, Essex. The company designs, supplies, and installs double-glazed windows and doors for residential homeowners, offering a catalog that spans uPVC, composite, aluminium, and timber-look systems across casement, tilt-and-turn, sliding sash, and bay window formats, alongside uPVC, composite, French, patio, and bi-fold door types. Core technology relies on Pilkington glass, A-rated energy-efficient glazing, multi-point locking systems, and proprietary Crystal® Roofline and roller shutter garage door products, all installed by FENSA-registered teams under a 10-year 'No Quibble' guarantee.

The business has extended well beyond its core double-glazing origins into adjacent categories: porches, garage doors, home and garden works (driveways, composite decking, fencing, patios, kitchens, bathrooms, bedrooms, garden rooms, conservatory roofing), energy-efficiency products (Solar PV, battery storage, boilers, heat pumps, air conditioning), and insulation (loft roll, spray foam, cavity and internal wall). Revenue is generated through direct field sales with free home surveys, supported by phone-based inside sales and an online quote request system; pricing is quote-based with no published list prices. The company is authorized and regulated by the Financial Conduct Authority (FRN 652921) to broker credit from a panel of lenders, enabling financed purchases.

Crystal Windows serves individual homeowners across five South East England regions — Essex, London, Kent, Hertfordshire, and Surrey — and reports 140,000+ cumulative installations, 100+ staff, and a stated 98% customer satisfaction rating. Distribution is regionally direct (no franchise or dealer network disclosed), and the company holds multiple UK compliance accreditations including FENSA, TrustMark, SafeContractor, GGF, HIES, and TGAS. Ownership is concentrated under Director Tina Boland with no disclosed institutional investors, parent entity, or funding rounds.

Name

Crystal Windows and Doors

Legal name

Crystal Windows & Doors Limited

Website

https://crystalwindows.co.uk

Company type

Private

Founded year

1995

Operating status

Operating

Headcount range

101–250 employees

Short description

Crystal Windows & Doors is a privately held UK home improvement contractor founded in 1995, supplying and installing double-glazed windows, doors, porches, garage doors, and adjacent products (Solar PV, insulation, kitchens, bathrooms) for residential homeowners across Essex, London, Kent, Hertfordshire, and Surrey.

Ownership category

akta.pro rank

Product category

Home Improvement & Double Glazing Installation

NAICS

Glass and Glazing Contractors (23815), Glass and Glazing Contractors (238150)

SIC

Services-To Dwellings & Other Buildings (7340)

akta.pro primary industry

Architectural Glazing & Fenestration (Curtain Wall, Windows, Storefronts, Skylights) (IMAFAMAC)

akta.pro secondary industries

Porch & Veranda Construction (HSAPALAG), Soffit, Fascia & Eaves Repair/Replacement (HSAPAKAH), Exterior Insulation & Weatherproofing (House Wrap, Air/Water Barriers) (HSAPAKAK), Glass & Glazing Repair (Single-pane, Insulated Glass Unit replacement) (HSAGAEAD)

Keywords

• Double glazing installation
• UPVC windows and doors
• Home improvement services
• Garage door installation
• Conservatory roofing systems

Headquarters

HQ city

Romford

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Windows and Doors Installation: Primary revenue stream from supply and professional installation of uPVC windows, doors, porches, and garage doors for residential homeowners.
2. Home Improvement Products: Additional products including driveways, composite decking, fencing, patios, conservatory roofing, kitchens, bathrooms, and bedrooms.
3. Energy Efficiency Products: Solar PV, battery storage, boilers, heat pumps, and insulation products including loft roll, spray foam, cavity wall, and internal wall insulation.
4. Credit Brokering: The company acts as an FCA-authorised credit broker offering finance facilities from a panel of lenders for customer purchases. Revenue generated from credit intermediation.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Crystal Windows and Doors supplies and installs double-glazed windows, doors, porches, garage doors, conservatory roofing, and ancillary home improvement products (driveways, decking, fencing, kitchens, bathrooms, bedrooms, garden rooms) for residential homeowners across Essex, Kent, Hertfordshire, London, and Surrey. The company provides free home surveys, bespoke design, FENSA-registered professional installation, and FCA-regulated finance. Energy-saving offerings (solar PV, battery storage, boilers, heat pumps, insulation) complement the core double-glazing line.

Product overview

Crystal Windows and Doors is a premier double glazing company established in 1995, serving Essex, London, Kent, Hertfordshire, and Surrey with a comprehensive portfolio of home improvement products. The company operates as a single unified offering rather than a platform architecture, providing installation services across eight interconnected product categories: Windows (casement, tilt & turn, sliding sash, bay), Doors (uPVC, composite, French, patio, bi-fold), Porches (replacement and design/build), Garage Doors (sectional, retractable, roller), Home & Garden (roofline, driveways, decking, fencing, patios, interiors), Energy Saving (solar PV, battery storage, boilers, heat pumps), Insulation (loft roll, spray foam, internal wall, cavity wall), and Air Conditioning. All window and door products come with a 10-year 'No Quibble' guarantee, and installations are carried out by FENSA-registered teams.

Differentiator

Problem solved

Functional benefit

Brands

• Crystal®: Registered trademark brand used for products including Crystal® windows, Crystal® roofline systems, Crystal® roller shutter garage doors

Products and services

• Casement Windows
• Tilt & Turn Windows
• Sliding Sash Windows
• Bay Windows
• uPVC Doors
• Composite Doors
• French Doors
• Patio Doors
• Bi-Fold Doors
• Porch Replacement
• Porch Design & Build
• Sectional Garage Door
• Retractable Garage Door
• Roller Garage Door
• Fascias, Soffits & Guttering
• Driveways
• Composite Decking
• Composite Fencing
• Patios & Pathways
• Kitchens
• Thermotec Conservatory Roofing
• Bedrooms
• Bathrooms
• Garden Rooms
• Solar PV
• Battery Storage
• Boilers
• Heat Pumps
• Loft Roll Insulation
• Spray Foam Insulation
• Internal Wall Insulation
• Cavity Wall Insulation
• Air Conditioning

Quantifiable outcome

• A-rated energy efficiency for windows helping reduce energy bills
• +1 more outcomes

Named customers4 records

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Two partnerships are on record, tiered core and minor.

• PilkingtoncoreTechnology or IntegrationCrystal Windows exclusively uses Pilkington glass, known for high quality and advanced technology. The combination of Crystal Windows products with Pilkington glass is marketed as the ideal product range for homeowners seeking durable and aesthetically pleasing double glazing.
• GoogleminorGTM or Marketing PartnerCrystal Windows uses Google AdSense advertising on their website with remarketing campaigns, Google Display Network Impression Reporting, and Demographics and Interests Reporting capabilities.

Scale indicators5 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Safestyle UK: UK-listed (formerly) installer of uPVC windows, doors, and conservatories for residential homeowners. Closely comparable to Crystal Windows in product mix (uPVC windows and doors, conservatories) and field-sales-led model, although operating at significantly larger national scale.
• Zenith Staybrite: UK double glazing installer offering windows, doors, and conservatories to homeowners. Highly comparable product set to Crystal Windows and similar in-home sales and quote-based pricing model.
• CR Smith: Scotland-based specialist window and door manufacturer/installer serving residential customers across the UK. Comparable bespoke window/door design and installation offering with similar direct-sales-driven model, although focused more on manufacturing and a different regional footprint.

Broad incumbents

• Wickes: UK home improvement retailer serving DIY and trade customers with kitchens, bathrooms, and building materials. Overlaps in adjacent categories (kitchens, bathrooms, building products) but uses a retail/click-and-collect model rather than full-service field sales and installation.
• B&Q: UK's largest home improvement retailer selling DIY products, kitchens, bathrooms, and outdoor products. Adjacent in installed home improvement categories but operates a self-service retail channel rather than bespoke in-home survey and installation.
• Anglian Home Improvements: One of the largest UK home improvement companies selling windows, doors, conservatories, and wider exterior products direct-to-homeowner. Comparable full range of fenestration products, multi-channel marketing, and credit offerings, but materially broader portfolio and geographic scale than Crystal Windows.
• Everest Home Improvements: National UK provider of windows, doors, and home improvements with a direct-to-homeowner sales motion. Competes head-to-head on residential windows/doors but operates at significantly larger footprint and brand scale, with broader product breadth.

Others

• Pilkington: Global glass manufacturer and Crystal Windows' named strategic supplier of branded Pilkington glass. Comparable eco-system participant as the input technology provider to UK fenestration installers including Crystal.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Crystal Windows and Doors