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Business Details
44 Years
experience
Your Trusted Source for Custom Windows & Doors in Llanelli
Ambassador Windows has been serving clients across South West Wales for over four decades, establishing itself as a trusted provider of bespoke windows, doors, and home improvement solutions. Our team of skilled professionals combines quality materials with meticulous craftsmanship to deliver made-to-measure products tailored to individual specifications. As a FENSA-approved company with partnerships with industry leaders like Swish UPVC Windows, we maintain rigorous quality standards while offering comprehensive guarantees on installations.

Our commitment to excellence extends to both domestic and commercial clients, ensuring every project benefits from our extensive experience and dedication to customer satisfaction. With a reputation built on reliability and professionalism, we continue to innovate while maintaining the personal service that has defined our business since 1982.
Services
Windows Doors Conservatories Orangeries Porches SIP Extensions Window Repairs Building Work
Details
  • Year established: 1982
Highlights and features
  • 40 years of expertise in bespoke window and door manufacturing
  • 10-year guarantee on all installations
  • FENSA-approved installer status
  • Made-to-measure products for unique property requirements
  • Direct manufacturing ensures quality control and competitive pricing
Associations and certifications
  • FENSA
  • Which? Trusted Traders
What people say
Brilliant service Superb quality Highly recommended Spotless workmanship Competitive pricing
Services
Windows
We design and install custom windows tailored to property requirements. Our range includes casement, vertical sliding, bay, and bow styles in UPVC or composite materials. All windows feature energy-efficient glazing and robust security mechanisms while maintaining easy maintenance. Clients benefit from made-to-measure solutions that enhance property aesthetics and thermal performance.
Doors
Our door solutions combine security with visual appeal, offering UPVC, composite, bi-fold, French, and sliding options. Each installation uses durable materials with advanced locking systems while allowing customisation in colour, finish, and glazing. Commercial and residential clients receive tailored access solutions that improve property value and energy efficiency through precision-fitted products.
Conservatories
We create bespoke conservatories and orangeries with warm roof systems and custom glazing configurations. Our designs maximise natural light while maintaining thermal efficiency, available in various architectural styles to complement existing properties. Clients receive complete project management from design through to installation of these durable, weather-resistant living spaces.
Window Repairs
Our repair service addresses broken seals, damaged hardware, and misted units with rapid response times. We manufacture replacement glass in-house to ensure quality control while offering emergency fixes for security-compromised windows. Domestic and commercial clients benefit from cost-effective restoration of window functionality and energy efficiency.
SIP Home Extensions
Structural Insulated Panel (SIP) extensions provide energy-efficient home expansion solutions with faster installation times. These high-performance systems combine insulation and structural elements in prefabricated panels, offering superior thermal efficiency and reduced construction waste. Clients receive durable, eco-friendly extensions that meet modern building regulations.
People
Gareth Evans
Director
With 40 years in the industry, Gareth co-leads Ambassador Windows' operations and quality control. He maintains close supplier relationships while overseeing product development and installation standards across both residential and commercial projects.
Mike Beynon
Director
As co-director, Mike focuses on client relations and project management. His expertise in bespoke design solutions ensures each installation meets exact specifications while maintaining Ambassador Windows' reputation for excellence established since 1982.
Questions
What services does Ambassador Windows offer?
We provide windows, doors, conservatories, orangeries, porches, SIP extensions, and repair services for both residential and commercial properties.
Do your installations come with guarantees?
All installations include a 10-year guarantee covering both materials and workmanship as standard.
Which areas do you serve?
We operate throughout South West Wales including Llanelli, Carmarthen, Swansea, and Pembrokeshire.
Are your products energy efficient?
Yes, our windows and doors feature energy-efficient glazing systems that help reduce heat loss and lower energy bills.
Can I get emergency window repairs?
We offer prompt response for urgent repairs, though emergency services aren't explicitly advertised as 24/7 availability.