Tips Before You Decide
Shop around: Get at least 3 quotes comparing frameworks and guarantees.
Site surveys: Essential for accurate pricing and avoiding surprises.
Accreditation: Look for FENSA or equivalent certification for peace of mind.
1. Premier Windows Ltd
Founded: 2000
Coverage: London, Kent, Surrey
Contact: 020 8683 4446
Website: premierwindows.ltd.uk
Key Personnel: Family-owned, fully trained in-house install team
Services:
uPVC, timber, aluminium windows & doors
Double-glazing replacements
24 – 48 hour quotes and professional fitting
Why Choose Them: South London specialist with two decades of local experience and in-house accreditation great for end-to-end reliability.
2. Peerless Windows
Founded: 1980
Coverage: West London
Contact: via website; showroom Northfields
Website: peerlesswindows.co.uk
Key Personnel: Family-run; Neel, Andy & Tom are lead installers praised in multiple customer testimonials
Services:
Sash & casement windows, doors, Victorian-style installations
Bifold, French doors
Full FENSA-backed guarantee
Notable Projects: Curved bespoke timber windows and door installations across West London
Why Choose Them: Trusted for 40+ years, standout craftsmanship, and excellent feedback on quality and service.
3. Oakwood Windows Ltd
Contact: 020 8361 0128
Website: oakwoodwindows.co.uk
Key Personnel: “Oakwood Windows Team” (names not specified)
Services:
Showroom consultations (by appointment)
Free home surveys
uPVC, timber, aluminium windows
Glass repairs
Why Choose Them: Local specialists offering personalized quotes and home visits—ideal for bespoke projects and direct consultations.
4. Wandsworth Sash Windows Ltd
Contact: 020 7924 7303
Address: Unit 2, Kangley Business Centre, SE26 5AQ; showroom Fulham Rd, SW6 1HL
Website: sashwindows.london
Key Personnel: Bespoke joinery team (names not specified)
Services:
Handmade sash & casement window installations
Full overhauls and component repairs
Custom door joinery
Why Choose Them: Crafted joinery experts specializing in period property restoration with a dedicated London showroom.
5. Express Glazing Contractors Ltd
Founded: Over 40 years (historic London roots in Kilburn, Russell Square)
Coverage: Greater London, M25, nationwide
Key Personnel: Senior management not public, established reputation
Services:
Full glazing installations
Emergency glass replacement
Residential & commercial contracts
Why Choose Them: Among the country’s oldest and largest glazing companies, with decades of London-wide experience.
6. SDG Windows Ltd
Founded: 2010 (family-run)
Coverage: South East & Central London
Website: sdglazing.co.uk
Key Personnel: Family-led team (names not specified)
Services:
Double-glazed windows & conservatories
Emergency glazing and rapid-response fitting
Why Choose Them: Highly recommended by customers, focused on quality installations backed by word-of-mouth referrals.
7. UK Windows London
Founded: Family-run
Coverage: Barking, East & Greater London
Contact: 020 8591 4123
Website: ukwindowslondon.co.uk
Key Personnel: Experienced installers (names not highlighted)
Services:
Double-glazed windows & doors, conservatories
FENSA-certified products with 10-year guarantees
Why Choose Them: Proven local reputation with a strong decade-long presence and solid installation guarantees.
