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Avalon Construction has extensive hands-on experience in all aspects of building envelopes, providing a broad range of services across the industrial, commercial, and domestic sectors. From new built-up systems to flat roofs, roof maintenance, rainwater goods, roof refurbishment, roof & cladding coatings, and carpentry, we manage projects all over the South West with a dedicated point of contact based in Somerset.
We prioritise quality, consistency, and professionalism, aiming to instill confidence in our clients through outstanding aftercare service. Our client base includes small businesses to major contracting companies, and we ensure every project, no matter the size, receives individualised attention.
We strive to minimise disruption to your operations and ensure a seamless transition from project start to final handover. we aim for the best outcomes within our clients' budgets.
Our Specialist Services
Comprehensive solutions for industrial, commercial, and domestic projects.
Design & Build
A complete package managing your project from concept to completion, ensuring high standards and clear communication.
Read More →Flat Roofing
Specialist installation of durable and watertight flat roofing systems, including felt, single-ply, and liquid-applied solutions.
Read More →Roofing & Cladding
Enhance the appearance and thermal performance of your building with our expert installation of various cladding systems.
Read More →Coatings
High-performance coatings to protect, restore, and extend the lifespan of your building envelopes, including specialised cut-edge corrosion treatments.
Read More →Asbestos Roofing
Safe, compliant, and cost-effective solutions for the repair, removal, or coating of non-licensed asbestos roofing.
Read More →Carpentry
Skilled first and second-fix carpentry, from structural work to bespoke staircases and fitted furniture with fine attention to detail.
Read More →Design & Build
We aim to build a solid working relationship with you, keeping you updated throughout every stage. With us managing your project, you have the benefit of sitting back and relaxing. Should you have any questions, we are always on standby to answer your queries.
Using our extensive connections, we can integrate the different teams needed for your project, from groundworks and steel portal manufacturers to insulation and rainwater goods, complete with cladding, roofing, and roof coatings.
We use CAD software and adhere to the most recent Health and Safety laws, building regulation requirements, and Construction Design Management considerations. We will always endeavour to meet your specific needs and work to achieve the best end result for your budget.
Our Design & Build services include:
- Refurbishment
- Steel installation
- New builds
- Dilapidation works
- Coatings
Avalon Construction offers a comprehensive design and build package, ensuring efficient project completion while maintaining high standards. We have access to architects, draughtsmen, and structural engineers to deliver a project that suits your needs and expectations.

Flat Roofing
Avalon is delighted to be able to supply and install a few different types of flat roofing. Our fully trained and certified installers work with IKO & Alwitra amongst many others, and are all CSCS/SSSTS/NVQ qualified with many years' experience.
Felt Roofing
Felt roofing systems have been available for many years, and once installed by Avalon Construction we can achieve 10 to 25 year guarantees (depending on specification). High performance felt roof systems can be installed to many surfaces including timber decking, concrete deck, asphalt roofs, and more.
Single-Ply Membranes
An extremely versatile, reinforced, waterproofing solution and a popular design choice. The flexible and lightweight membrane can be safely and reliably installed without disruption. They have a high reflectivity for a lower roof temperature and high UV and chemical resistance for an enhanced lifespan.
Cold Liquid Applied System
The fastest growing sector of the flat roofing market, offering higher resistance to fire. With an excellent durable bond and high-performance waterproofing, this system can be installed while your business continues as normal, with no need for hot bitumen or gas bottles.
Green/Living Roofs
Green roofs are increasingly popular and have many benefits, not only to the look and design of the building but also to the environment.




Domestic Roofing
In the realm of residential construction and renovation, the roof is not merely a structural necessity but a defining element of a home's character and durability. Our business, with its rich heritage in domestic roofing, prides itself on offering a suite of services that cater to the unique demands of homeowners, architects, and builders alike.
Specialising in both traditional and contemporary roofing systems, we deliver solutions that combine aesthetic elegance with unmatched resilience against the elements. Our commitment to excellence begins with a deep understanding of the diverse needs of domestic roofing. Whether it's a charming pitched roof, a sleek flat roof, or an innovative green roof, we have the expertise to bring these visions to life using premium materials.
One of the cornerstones of our service is the personalisation of each project. We work closely with our clients to select roofing options that best align with their aesthetic preferences and functional requirements. From the initial consultation to the final installation, our team is dedicated to transparency, communication, and meticulous attention to detail.
For new constructions, we offer expert guidance on the most suitable roofing systems. For existing homes, we bring a wealth of experience in diagnosing and addressing issues from leak repairs to complete overhauls. We also offer regular maintenance to extend the life of your roof.
Sustainability is a key focus, and we are committed to eco-friendly practices. Our green roofing options not only enhance aesthetic appeal but also contribute to better insulation and a positive impact on the environment. In addition to our core services, we also specialise in the installation of skylights, and roof windows.
Our business stands at the forefront of domestic roofing, offering unmatched expertise, quality, and customer service. We are dedicated to providing roofing solutions that protect, beautify, and enhance the value of your home.
Roofing & Cladding Systems
Avalon Construction has delivered countless roofing and cladding projects across the nation. We've designed and installed composite roofs, built-up systems (i.e., twin skin systems), standing seam, over-clad, and rain screen solutions. We've meticulously developed commercial flat roofing systems for a truly wide array of properties. With the latest advancements in safety at the heart of what we do, we ensure regulatory compliance specific to individual industries and sectors.
As a trusted roofing and cladding subcontractor, we collaborate with main contractors and architects across the UK, tailoring our approach to each project. Whether you wish for a fully managed service encompassing design, product specification and procurement, testing and surveying, construction, and quality assurance, or need us to work as part of a wider team in a more limited capacity, we're enthusiastic and committed to going the extra mile.




Asbestos Roofing
Avalon Construction specialise in the repair, removal & coatings of Non-Licensed Asbestos fibre cement roof sheets. Adhering to the Control of Asbestos Regulations 2012, as well as the up-to-date Health and Safety guidelines, we make your safety and that of our operatives our utmost priority.
On every project, we provide specific Risk Assessments and Method Statements, with all our operatives trained for your peace of mind. We conduct site surveys ourselves and can arrange an independent asbestos survey and air test for your premises if required, using the latest 250g drone so there's no need to worry about having permission to survey.
Asbestos roofs can be extremely safe if undamaged and in good condition and will not immediately need removing. We offer removal, replacement, repair, or roof coatings which will prevent disruption to your business while we complete the contract works. We offer over-clad on our asbestos Roofs. If you're unsure about what action to take, one of our dedicated team will be happy to discuss your options and find the safest, most cost-effective solution for you.



Expert Carpentry Services
Avalon Construction specializes in delivering a wide range of high-quality carpentry services. Our expertise spans sturdy timber buildings and durable roofing solutions, reflecting our commitment to excellence, innovation, and customer satisfaction.
The Avalon Difference
Our unwavering commitment to quality and collaboration ensures every project meets the highest standards. We work closely with clients, architects, and designers to create unique spaces that last.


Roofing and cladding coatings
At Avalon Construction Ltd, we specialise in high-performance roofing and cladding coatings, including specialised cut-edge corrosion treatments, designed to protect, restore, and extend the lifespan of your building envelopes. Our expert team applies advanced coating systems to combat corrosion, weathering, and environmental damage-such as cut-edge corrosion on metal sheets where factory-applied coatings degrade over time-ensuring durable results for industrial, commercial, and domestic projects across the South West and beyond. Whether you're dealing with cut-edge corrosion, UV degradation, or general wear, our tailored coating solutions deliver long-lasting protection with minimal disruption to your operations.
As approved installers for HD Sharman, Giromax, and Alltimes Coatings, we partner with leading manufacturers to offer proven, high-quality products that meet the highest standards of performance and reliability.


Gutter Linings
We also provide gutter coatings and liquid-applied systems for gutters, including Plygene Gutterline, PMMA (polymethyl methacrylate) liquids, and Fatra membranes. These solutions offer durable, seamless protection against leaks and corrosion, creating flexible waterproof barriers that seal existing gutters with minimal disruption, extending their lifespan up to 25 years or more as an eco-friendly alternative to full replacement. Ideal for commercial properties, they ensure compliance with harsh environmental standards and prevent water damage to roofs and structures.



Proof of required training and qualifications for on-site work.

Promoting the safe and effective use of powered access equipment.

Recognised authority for mobile access towers.

Setting standards for asbestos training providers.

Construction Safety Specialists.
Health, Safety & Avalon
At Avalon Construction, we pride ourselves on adhering to the very latest Health & Safety guidelines and CDM regulations, ensuring every project is carried out as safely and professionally as possible.
We have an excellent Health & Safety record and every contractor is subject to a programme guaranteeing their training is as current as possible. Every project will be issued with detailed method statements and thorough risk assessments; these confirm that every member of the team and you as the client is fully aware of the risks on site.
All operatives are CSCS certified and we employ a specialist Health & Safety advisor, and have our own safety team who makes sure every potential risk is highlighted and responsibility is allocated to every individual on site.
Get In Touch
Ready to start your project? Contact us today for a no-obligation consultation.
Privacy Policy
Your privacy is important to us. It is Avalon Construction's policy to respect your privacy regarding any information we may collect from you across our website, https://avalonconstruction.uk, and other sites we own and operate.
We only ask for personal information when we truly need it to provide a service to you. We collect it by fair and lawful means, with your knowledge and consent. We also let you know why we’re collecting it and how it will be used.
We only retain collected information for as long as necessary to provide you with your requested service. What data we store, we’ll protect within commercially acceptable means to prevent loss and theft, as well as unauthorized access, disclosure, copying, use or modification.
We don’t share any personally identifying information publicly or with third-parties, except when required to by law.
Our website may link to external sites that are not operated by us. Please be aware that we have no control over the content and practices of these sites, and cannot accept responsibility or liability for their respective privacy policies.
You are free to refuse our request for your personal information, with the understanding that we may be unable to provide you with some of your desired services.
Your continued use of our website will be regarded as acceptance of our practices around privacy and personal information. If you have any questions about how we handle user data and personal information, feel free to contact us.
This policy is effective as of 24 August 2025.
Terms & Conditions
1. Terms
By accessing the website at https://avalonconstruction.uk, you are agreeing to be bound by these terms of service, all applicable laws and regulations, and agree that you are responsible for compliance with any applicable local laws. If you do not agree with any of these terms, you are prohibited from using or accessing this site. The materials contained in this website are protected by applicable copyright and trademark law.
2. Use License
Permission is granted to temporarily download one copy of the materials (information or software) on Avalon Construction's website for personal, non-commercial transitory viewing only. This is the grant of a license, not a transfer of title, and under this license you may not: modify or copy the materials; use the materials for any commercial purpose, or for any public display (commercial or non-commercial); attempt to decompile or reverse engineer any software contained on Avalon Construction's website; remove any copyright or other proprietary notations from the materials; or transfer the materials to another person or "mirror" the materials on any other server. This license shall automatically terminate if you violate any of these restrictions and may be terminated by Avalon Construction at any time.
3. Disclaimer
The materials on Avalon Construction's website are provided on an 'as is' basis. Avalon Construction makes no warranties, expressed or implied, and hereby disclaims and negates all other warranties including, without limitation, implied warranties or conditions of merchantability, fitness for a particular purpose, or non-infringement of intellectual property or other violation of rights.
4. Limitations
In no event shall Avalon Construction or its suppliers be liable for any damages (including, without limitation, damages for loss of data or profit, or due to business interruption) arising out of the use or inability to use the materials on Avalon Construction's website, even if Avalon Construction or a Avalon Construction authorized representative has been notified orally or in writing of the possibility of such damage.
5. Governing Law
These terms and conditions are governed by and construed in accordance with the laws of the United Kingdom and you irrevocably submit to the exclusive jurisdiction of the courts in that State or location.