Business Details
50+ Years
experience
Trusted Windows & Doors Supplier in London
Osborn Glass & Windows has been a trusted name in the glazing industry since 1966, serving South London and surrounding areas. Originally established as a small glass shop, we have grown into a family-run business renowned for delivering market-leading windows, doors, and conservatories. Our team combines decades of hands-on experience with cutting-edge technology to provide tailored solutions for residential and commercial clients. We pride ourselves on maintaining Certass accreditation and offering a 10-year insurance-backed guarantee, ensuring peace of mind for every project. From heritage properties to modern developments, our expertise spans traditional craftsmanship and contemporary design.Our commitment to quality is reflected in partnerships with leading UK manufacturers and a focus on energy-efficient, secure, and aesthetically pleasing products. We have contributed to iconic projects such as the Shard and Harrods, demonstrating our capability to handle complex, high-profile installations. Our long-serving team, many with over 15 years of tenure, brings unparalleled dedication and technical skill to every task. We actively support local communities through sponsorships and charitable initiatives, reinforcing our role as a responsible business. Today, Osborn Glass & Windows remains a beacon of reliability and innovation in the home improvement sector.
Services
Double Glazed Windows
Triple Glazed Windows
Energy Efficient Windows
Composite Doors
Bifold Doors
Conservatories
Verandas
Fascias
Soffits
Guttering
Details
- Year established: 1966
Highlights and features
- We have over 50 years of experience in the glazing industry.
- Our Certass accreditation ensures industry-leading standards.
- We offer a 10-year insurance-backed guarantee on all installations.
- Our team provides tailored advice and bespoke solutions.
- We serve London, Surrey, Kent, and Sussex with nationwide projects.
Associations and certifications
- Certass
- Trustmark
- CIN
- QANW
- Ultion
What people say
Sterling jobs
Fantastic job
Worth every penny
Lovely down to earth company
Services
Double Glazed Windows
Double glazed windows enhance thermal efficiency and noise reduction while maintaining aesthetic appeal. Our units feature Pilkington glass with argon gas and warm-edge spacers for superior insulation. Ideal for both period and modern properties, they reduce energy bills and improve security.
Composite Doors
Composite doors combine durability, security, and low maintenance with a timber-like finish. Reinforced with advanced locking systems, they resist forced entry and weathering. Customizable in colour and design, they suit traditional and contemporary homes while offering long-term value.
Bifold Doors
Bifold doors create seamless transitions between indoor and outdoor spaces with minimal sightlines. Constructed from aluminium or uPVC, they provide excellent thermal performance and security. Perfect for modern extensions, they maximize natural light and garden access.
Conservatories
Our conservatories extend living spaces with energy-efficient glass and durable frameworks. Available in Victorian, Edwardian, or modern designs, they integrate with existing architecture. Features include self-cleaning glass and insulated roofs for year-round comfort.
Heritage Windows
Heritage windows replicate traditional designs for listed buildings and conservation areas. Crafted in timber or aluminium, they meet strict planning requirements while improving energy efficiency. Options include sash, casement, and flush-fitting styles with authentic detailing.
Questions
What areas do Osborn Glass cover?
We operate across London, Surrey, Kent, and Sussex, with nationwide capabilities for larger projects.
Are your installations Certass accredited?
Yes, we are a Certass-registered company with a 10-year insurance-backed guarantee.
Do you offer bespoke window and door designs?
We provide made-to-measure solutions tailored to your property's style and performance needs.
Can you replace stained or leaded glass?
We specialize in encapsulating stained and leaded glass into double-glazed units for enhanced insulation.
What materials do you work with?
We supply and install windows and doors in uPVC, aluminium, timber, and composite materials.
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