Acero®

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Project Completion Rate

We consistenly deliver projects on time with exceptional quality standards.

House & Home Extensions Liverpool, Built with Modern Steel Frame

Fast, precise steel frame extensions, garden rooms, and commercial builds across Liverpool and Merseyside. Stronger structures, up in days, not months.

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Smarter Home Extensions and Commercial Projects Across Liverpool

Looking for home extensions Liverpool? At Acero Designs, we build fast, precise steel frame extensions, garden rooms, and commercial projects across the city. It is a modern method that gives you a stronger, more accurate structure in less time, with far less disruption at home.

Traditional extensions often mean weeks of delay, deep foundations, and rising costs. Steel framing avoids much of that. Your frame is precision-made off site, then assembled quickly at your property.

Why homeowners across Liverpool choose steel frame

Faster build times, so your home is disrupted for less time
Strong, accurate structures that will not shift, warp, or crack
Lower long-term maintenance than timber or brick
Better insulation performance and energy efficiency when installed correctly

Trusted Construction Partners and Suppliers

We work alongside established suppliers, engineers, and industry partners so your materials and engineering meet the standards your build depends on.

Which Home Extension Is Right for Your Liverpool Property?

Every home and budget is different. Here are the extension types we build most often across Merseyside, each engineered in a steel frame for speed and structural accuracy.

Rear Extensions: Open up the back of your home into a bright, open-plan kitchen and dining space, with wide garden access through bi-fold or sliding doors.

Side Return Extensions: Reclaim a narrow, unused side alley to widen your kitchen or living space, ideal for Liverpool’s many terraced and semi-detached properties.

Double-Storey Extensions: Add space above and below in one build, gaining extra bedrooms or a bathroom suite. The most cost-effective way to add significant square footage.

Wrap-Around Extensions: Combine a side return and rear extension to completely reconfigure your ground floor into a large, modern living hub.

Not sure which suits your home? Talk to us about your extension, and we’ll advise honestly on the best option for your property and budget.

How We Build Your Extension, Step by Step

We keep the whole process clear and structured, so you always know what happens next.

1. Free Consultation & Site Visit: We visit your property, review your goals, and assess the structure and access.

2. Design, Quote & Planning: You get a clear, itemised quote. Once agreed, we handle the drawings, structural calculations, and building regulations details.

3. Off-Site Steel Manufacturing: Your frame is precision-made off-site while groundworks are prepared, saving time and reducing on-site mess.

4. Construction & Handover: We assemble, finish, complete inspections, and hand over your finished space.

Do You Need Planning Permission for an Extension in Liverpool?

Not always. Many single-storey rear and side extensions fall under permitted development, meaning no full planning application is needed, provided they stay within set height and depth limits (often up to 4 metres for many properties). Double-storey builds, or homes in Liverpool conservation areas such as Woolton and Aigburth, usually need formal planning permission.

Every build must also meet UK building regulations for structural safety, insulation, and fire performance. We help you understand what applies to your project and coordinate the details with Liverpool City Council building control, so the process stays stress-free.

A Liverpool Steel Frame Team You Can Rely On

When you invest in an extension or a commercial build, you need a team you can trust from the first drawing to the final fixing. At Acero Designs, we plan carefully and build precisely, so the finished result matches what we promised.

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15+ Years of Combined Industry Experience

Deep, hands-on knowledge of steel fabrication and construction.

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Client Satisfaction Rate

Quality-First Approach:
Attention to detail and clear communication on every project.

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Bespoke Builds

every frame designed around your exact specification.

Common questions, answered honestly:

Will a steel frame really save time? Yes. The frame is manufactured off-site and assembled quickly, so weather delays and slow bricklaying don’t hold up your build.

Can I stay in my home during the work? In most cases, yes. For standard rear or side extensions, we isolate the work area to keep the rest of your home clean and usable. We’ll advise you honestly if a larger build makes this impractical.
How do you handle cost? You get a clear, itemised quote before work starts, so there are no surprises.

Our Steel Frame Extension and Construction Services

We deliver steel frame construction and renovation for residential, commercial, and industrial projects across Liverpool and Merseyside.

Home Extensions Liverpool: single, double-storey, side return, and wrap-around steel frame extensions, built fast and precise.

Garden Rooms & Home Offices: bespoke garden rooms in Liverpool for a year-round home office, studio, or living space.

Disability Pods & Annexes: accessible, ground-level disability pods and annexes, built quickly and cost-effectively.

Commercial & Modular Buildings: LGSF commercial construction and modular units engineered for any scale.

Steel Fabrication & Structural Steelwork: bespoke steel fabrication and structural steelwork for builders, developers, and trade clients across Merseyside.

Residential Construction

Commercial & Office Building

Accessible Disability Pods

Real Steel Frame Projects, Built to Perform

At Acero Designs, we manufacture premium cold-formed steel frames and design every frame bespoke to your specification. We work for homeowners across Liverpool, as well as tradesmen and developers who rely on accurate, ready-to-install frames.

Home extensions and garden rooms

For homeowners wanting more space, our steel frame extensions and garden rooms add usable room and lasting value, with a straight, stable structure that stays true for decades.

Commercial steel framing

For commercial developments, light gauge steel frame delivers the structural integrity needed for apartment blocks and industrial units, with flexibility for future changes.

LGSF in Commercial

Engineered strength for homes

Disability Pod

Smart, modern Disability Pods

Annexes

Engineered for strength and scale

LGSF Construction

Modern, durable outdoor living

Trusted by Homeowners and Businesses Across Liverpool

Our clients regularly highlight clear communication, fast turnaround, and a high-quality finish, across extensions, garden rooms, disability pods, and commercial builds.

      
   Acero Designs Ltd – Steel Frame & Home Extension Specialists Liverpool
   20 Google reviews 
  Write a review 
  
 
 
   
 
 
       Posted on Google  
   
   Stephen 
 
 
 
 Trustindex verifies that the original source of the review is Google. Highly recommend Acero Design for LGSF construction in the UK. Their Light Gauge Steel Frame (LGSF) system helped us reduce construction costs by around 30% compared to traditional brick-and-block building methods. Fast project delivery, excellent build quality, energy-efficient design, and a professional team from start to finish. A great choice for house extensions, garden rooms, loft conversions, and modern residential construction.
  
 
      Posted on Google  
   
   Taylor Naif 
 
 
 
 Trustindex verifies that the original source of the review is Google. Acero Design have been nothing but brilliant start to finish, the steel frame for our extension looks amazing and very secure. The communication has never dropped off. Could not recommend them enough for projects in Liverpool especially where there is nothing really like this. Thank you
  
 
      Posted on Google  
   
   Wozza 
 
 
 
 Trustindex verifies that the original source of the review is Google. We’ve been blown away by the service we have received from Acero Designs and can’t thank them enough. From the very start, communicated every step of the way, helped us with guidance on ideas and then the product arrived!! It is undoubtedly the future of building, especially for young families like us who need to have minimal disruption in both time and building works.

Jamie and the team have been patient whilst we overcame some groundwork hurdles, understanding that we had delays and worked around us and our timelines. On site, the team are courteous, engaging and industrious.

We were originally slightly cautious about going for a LGSF, purely because we didn’t know anybody who had built this way before. But within 10 minutes of speaking to Jamie, we felt assured it was going to be the solution for us and our double storey extension project. We weren’t wrong and are absolutely made up we partnered with them.

Thank you once again Jamie and team. I couldn’t recommend them highly enough.
  
 
      Posted on Google  
   
   Andrew Buttler 
 
 
 
 Trustindex verifies that the original source of the review is Google. I recently used Acero Design for a garden room and nursery room project at my home in Allerton, and I was absolutely delighted with the service. I found them whilst searching online for trusted home extension specialists in Liverpool, and I’m very pleased I did.

The team were professional, knowledgeable, and made the whole process straightforward from start to finish. They provided practical ideas, clear advice, and helped create lovely functional spaces for both the garden room and nursery.

If you’re looking for garden room design in Liverpool, nursery room extension ideas, or reliable home extension specialists, I’d highly recommend Acero Design.
  
 
      Posted on Google  
   
   Mollett Victorian 
 
 
 
 Trustindex verifies that the original source of the review is Google. Excellent experience with Acero Design for our home extension in Liverpool. Their team was professional, helpful, and very knowledgeable. We were especially impressed with their light gauge steel frame approach, which gave us a cost-effective solution while still achieving a modern, high-quality result. They communicated clearly throughout and made the whole process smooth and stress-free. Highly recommend Acero Design to anyone looking for home extension design in Liverpool.
  
 
      Posted on Google  
   
   jeff blundell 
 
 
 
 Trustindex verifies that the original source of the review is Google. We couldn't be happier with the extension Acero Design just finished for us. By using their Light Gauge Steel Frame (LGSF) technology, they managed to deliver a high-spec addition to our home in a fraction of the time we expected. Not only was it faster than a traditional brick build, but it was also significantly more affordable. If you’re looking for a professional team that understands modern construction, Acero is the way to go.
  
 
      Posted on Google  
   
   James Walker 
 
 
 
 Trustindex verifies that the original source of the review is Google. Excellent work by Acero Design in Liverpool! Our gym was built using the latest Light Gauge Steel Frame (LGSF) system, delivering outstanding quality and a modern, high-end finish.

The project was completed quickly with great attention to detail, and the structure feels strong, durable, and built to last. The team was professional, reliable, and easy to work with throughout.

Highly recommend Acero Design for gym construction and modern building projects in Liverpool.
  
 
      Posted on Google  
   
   Rhiannon Grogan 
 
 
 
 Trustindex verifies that the original source of the review is Google. We recently had an office extension completed by Acero Design using the Light Gauge Steel Frame (LGSF) system, and we’re extremely pleased with the results.The team was professional, efficient, and delivered the project on time. The build quality is excellent, and the extension fits perfectly with our existing office space. The LGSF system made the whole process quicker and cleaner than traditional construction.Great communication throughout and no issues at all. Highly recommend Acero Design for office extensions in Liverpool and modern construction projects.
  
 
      Posted on Google  
   
   Gary Greenwood 
 
 
 
 Trustindex verifies that the original source of the review is Google. Had a detached garage with a home office studio built in our Allerton garden. Acero Design's process was so efficient. The precision of the steel components meant there was almost no waste on site. The building is rock-solid, completely draft-free, and looks
fantastic. Highly professional and highly recommended for any domestic project.
  
 
      Posted on Google  
   
   Col Rigby 
 
 
 
 Trustindex verifies that the original source of the review is Google. Acero Design built a stunning rear extension on our Victorian terrace in Woolton. We
were worried about mess and time, but the steel frame system was a revelation.

The structure was assembled off-site and erected in just two days. It's incredibly energy-
efficient, straight, and created so much light.

The team was brilliant from start to finish.

Home Extensions Across Liverpool and Merseyside

We design and build home extensions Liverpool and across Merseyside, including Liverpool city centre, Allerton, Woolton, Aigburth, West Derby, Childwall, Crosby, Huyton, Widnes, Bootle, St Helens, Prescot, Helsby, and across the Wirral.

Not sure if we cover your area? Get in touch and we’ll let you know.

Common Questions About Steel Frame Extensions and Construction

What is Light Gauge Steel Frame Construction?

Light Gauge Steel Frame (LGSF) construction uses cold-formed steel to build strong, lightweight frameworks for buildings. We use this modern method because it speeds up the building process and offers incredible strength for both residential and commercial projects.

Why should I choose a steel frame over traditional building methods?

Steel framing saves you time and reduces long-term maintenance costs. Unlike wood, steel does not rot, warp, or shrink over time. It also naturally resists pests and fire, giving you a safer, highly durable structure that lasts for decades.

Do you build custom garden rooms and home extensions?

Yes, we do! We tailor every garden room, home extension, and disability pod to fit your exact lifestyle needs. Whether you want a quiet home office or a larger living space for your family, our team designs and builds a solution just for you.

Can you handle large commercial building projects?

Absolutely. We provide engineered steel frameworks for large-scale commercial developments, including office buildings, industrial units, and large apartment blocks. Our steel systems ensure maximum structural integrity and allow for flexible designs.

How long does a steel frame construction project take?

Because we precision-manufacture your steel frames off-site, we construct your building much faster than traditional brick-and-block methods. Most frames go up in a matter of days. We will give you a clear, exact timeline when we review your specific project details.

Are your steel buildings energy-efficient and sustainable?

Yes, they are. Steel is 100% recyclable, making it a highly sustainable choice for modern construction. Our precision frames also create tight seals that allow for excellent insulation, helping you keep your property warm and your energy bills low.

How do I get a quote for my project?

Getting a free quote is simple. Just reach out to us by phone, email, or WhatsApp. Tell us a little bit about what you want to build. Our team monitors inquiries daily and will get back to you within 24 to 48 hours to discuss your needs and outline the next steps.

How much does a home extension cost in Liverpool?

Costs vary with size, design, and finish. Steel frame often reduces build time and groundworks versus brick, which can help overall cost. Tell us about your project for a clear, tailored quote.

How long does a steel frame extension take?

Because we manufacture off site, the frame itself usually goes up in days. Full timelines depend on groundworks and finishing, and we give you a clear schedule once we review your plans.

Get Your Free Home Extension Quote in Liverpool

Planning a home extension, garden room, or commercial build? The method you choose matters. At Acero Designs, we help you finish faster, with better structural accuracy and long-term performance.

Are You Looking for a Light Steel Frame Expert

Talk to Us About Your Next Build or Renovation

Take the first step toward your new build or renovation. Contact us today by phone, email, or WhatsApp. Our team responds within 24 to 48 hours to discuss your project and next steps.

Building Smarter with Light Gauge Steel

At Acero Designs, we provide light gauge steel frame construction for residential and commercial projects across the UK. Our systems are designed for strength, fast installation, and long-term performance. From home extensions and garden rooms to full new builds, we focus on efficient construction that delivers reliable results.