TRADITIONAL VALUES,MODERN CONSTRUCTION METHOD

Eco-friendly building techniques, energy-efficient designs, and modern construction innovation.

About Us

Redefining Construction in West Wales and beyond

At Thomas MacRae Ltd, we specialise in Insulated Concrete Formwork (ICF) construction—a modern, sustainable method that delivers superior energy efficiency, durability, and design flexibility. Whether you’re building a new home, extending your space, or developing a commercial property, our eco-friendly building solutions are tailored to your vision.

Our process focuses on sustainable construction, cost efficiency, and long-term value—ensuring your project is built to last.

What We Offer

From Homes to Businesses –

Building Dreams with ICF Technology.

New Builds

Modern homes built for low energy consumption and long-term durability.

Extensions

Seamless, sustainable expansions

for your home or business.

Commercial Projects

Bespoke, eco-conscious construction solutions for thriving businesses.

Why Thomas MacRae Ltd?

We combine cutting-edge construction techniques with a strong commitment to sustainability, ensuring every project is built to last while reducing environmental impact. Our expertise in Insulated Concrete Formwork (ICF) delivers energy-efficient and durable structures tailored to your needs. With a client-focused approach, we work closely with you to bring your vision to life with precision and care.

Energy Efficiency: Cut energy costs with ICF.

Sustainability: Eco-friendly methods for greener living.

Durability: Built to withstand the test of time.

Client Focused: Tailored to your unique needs.

Choosing Thomas MacRae Ltd means investing in quality craftsmanship and innovative solutions that stand the test of time. Let us help you build a sustainable future with our expertise and dedication to excellence.

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Projects

Experience the Difference with ICF. Contact Us Today!

Featured Projects

Our Work Speaks for Itself

What is ICF?

Introduction to ICF Construction

Discover how Insulated Concrete Formwork is revolutionising modern construction.

Energy Efficiency: Cut energy costs with ICF.

Sustainability: Eco-friendly methods for greener living.

Durability: Built to withstand the test of time.

Client Focused: Tailored to your unique needs.

Meet the Experts Behind Thomas MacRae Ltd

Over 50 Years of Combined Experience in Crafting Exceptional Spaces

Meet Dylan Thomas and Evan MacRae, the driving force behind Thomas MacRae Ltd. With over 50 years of combined experience in construction and carpentry, they bring unparalleled expertise, innovation, and a deep connection to the Teifi Valley community to every project.


Ready to Build Your Dream Space?

Partner with Thomas MacRae Ltd to experience the benefits of modern, energy-efficient construction. Whether you’re planning a new build, an extension, or a commercial space, we’re here to help bring your vision to life.

FAQ

Find Out Answers Here

What is Insulated Concrete Formwork (ICF)?

ICF is a modern construction method that uses hollow foam blocks filled with concrete to create energy-efficient, durable, and sustainable structures. It provides excellent insulation, soundproofing, and resistance to extreme weather conditions.

What are the benefits of choosing ICF construction?

ICF construction offers numerous benefits, including:

- Superior energy efficiency, leading to lower utility bills.

- High durability, with resistance to fire, pests, and extreme weather.

- Eco-friendliness, reducing carbon footprint and using sustainable materials.

- Quicker construction times compared to traditional methods.

Can ICF be used for both residential and commercial projects?

Yes, ICF is versatile and suitable for various project types, including residential homes, commercial buildings, extensions, and specialised projects like schools or hospitals.

How does ICF compare to traditional building methods?

 ICF offers enhanced insulation and energy savings compared to traditional construction methods. It also provides greater durability and environmental benefits, making it a superior choice for modern building needs

How long does it take to complete an ICF project?

The duration of an ICF project depends on its size and complexity. However, ICF typically allows for faster construction times due to its straightforward assembly process.

Is ICF construction more expensive than traditional methods?

While the initial costs of ICF construction may be slightly higher, the long-term savings on energy bills and maintenance often make it more cost-effective over time.

What services does Thomas MacRae Ltd offer?

We specialise in new builds, extensions, and commercial construction using ICF technology. Our services are tailored to meet the unique needs of each client, focusing on energy efficiency, sustainability, and quality craftsmanship.

Where is Thomas MacRae Ltd located, and what areas do you serve?

We are based in Llandysul, Carmarthenshire, and we serve clients throughout the region and beyond.

How can I get a quote for my project?

You can request a free quote by contacting us through our website’s “Contact Us” page or by calling our office directly. Our team will discuss your project details and provide a tailored estimate.

Do you offer custom design services?

Yes, we provide custom design services to ensure your project is tailored to your specific requirements, preferences, and vision.

Thomas MacRae Ltd is a trusted construction company based in Llandysul, Carmarthenshire, specialising in sustainable and energy-efficient building solutions. With expertise in Insulated Concrete Formwork (ICF), we deliver high-quality new builds, extensions, and commercial projects across Wales.

Copyright 2025. Thomas MacRae Limited