Add a Master Bedroom Suite to Your Clerkenwell Home

Experience the Building Group difference. Clean, tidy, and professional builders serving the Clerkenwell community with pride.

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10-Year Warranty On all Structure
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Why Choose Loft Conversion in Clerkenwell?

Transform your Clerkenwell property without moving. Add space and value with our expert loft conversion service.

Increase Clerkenwell Property Value

Add up to 20% to your Clerkenwell property value with a professional loft conversion.

Stay in Clerkenwell

No need to leave Clerkenwell. Get the space you need in your current home.

Quick Clerkenwell Installation

Most Clerkenwell loft conversions completed in 4-6 weeks with minimal disruption.

Extra Clerkenwell Living Space

Create bedrooms, offices, or playrooms perfect for Clerkenwell family living.

Expert Clerkenwell Loft Conversion Specialists

Transform your Clerkenwell property's unused loft space into beautiful, functional living areas with our professional loft conversion services. Whether you need an extra bedroom, home office, or playroom in Clerkenwell, we create bespoke solutions tailored to your lifestyle.

Our experienced Clerkenwell team handles every aspect of your loft conversion project. From initial design and planning permission through to final decoration, we ensure your Clerkenwell conversion maximizes space, natural light, and property value.

  • Dormer loft conversions in Clerkenwell
  • Hip-to-gable conversions for Clerkenwell homes
  • Mansard loft conversions in Clerkenwell
  • Velux window installations across Clerkenwell
  • En-suite bathrooms for Clerkenwell lofts
  • Clerkenwell planning permission support
Clerkenwell loft conversion specialist at work

Clerkenwell Loft Specialists

CITB Certified • Clerkenwell Planning • Building Regulations

Types of Loft Conversions in Clerkenwell

Choose the perfect conversion type for your Clerkenwell property to maximize space and value

Velux Loft Conversion in Clerkenwell

Velux Loft Conversion Clerkenwell

The most cost-effective option for Clerkenwell properties using roof windows for natural light. Perfect for Clerkenwell homes with adequate headroom.

  • Most affordable in Clerkenwell
  • Minimal structural work
  • No Clerkenwell planning permission usually
  • Natural light throughout
Dormer Loft Conversion in Clerkenwell

Dormer Loft Conversion Clerkenwell

Add valuable floor space and headroom to your Clerkenwell property with single or multiple dormers. Popular choice in Clerkenwell for space optimization.

  • Maximum Clerkenwell space gain
  • Improved headroom
  • Additional windows
  • Cost-effective for Clerkenwell
Hip-to-Gable Conversion in Clerkenwell

Hip-to-Gable Conversion Clerkenwell

Transform sloping hip roofs into vertical gable walls in your Clerkenwell home, significantly increasing usable floor space. Ideal for Clerkenwell semi-detached properties.

  • Substantial Clerkenwell space increase
  • Improved room proportions
  • Better natural light
  • Enhanced Clerkenwell property value
Mansard Loft Conversion in Clerkenwell

Mansard Loft Conversion Clerkenwell

The premium option for Clerkenwell properties creating maximum space with near-vertical walls. Perfect for period properties in Clerkenwell.

  • Maximum Clerkenwell floor space
  • Multiple rooms possible
  • Period Clerkenwell property suitable
  • Highest value addition

Clerkenwell Loft Conversion Requirements

Your Clerkenwell property needs minimum 2.3m headroom at the highest point and sufficient floor area for conversion. Our Clerkenwell specialists provide free assessments to determine if your loft is suitable and advise on the best conversion type for your Clerkenwell property and budget. Most Clerkenwell conversions fall under permitted development rights, but we handle all planning and building regulations applications where required.

Clerkenwell Planning & Regulations Guide

Permitted Development in Clerkenwell

Most terraced and semi-detached homes in Clerkenwell have a 40-50 cubic meter allowance for roof extensions without full planning permission. We handle all Lawful Development Certificate applications for you.

Clerkenwell Building Control

Every conversion we build is inspected by approved inspectors to ensure compliance with Part B (Fire Safety) and Part L (Insulation) of the building regulations specific to Clerkenwell housing stock.

Party Wall Agreements

Living in a terraced or semi-detached house in Clerkenwell? We manage the Party Wall Notice process with your neighbors to ensure works can start on time.

Complete Clerkenwell Loft Conversion Services

Free Clerkenwell Loft Assessment

Comprehensive evaluation of your Clerkenwell loft space, structural assessment, and advice on the best conversion type for your property.

Clerkenwell Design & Planning

Architectural drawings, 3D visualizations, and planning permission applications for Clerkenwell properties. We handle all regulatory approvals.

Clerkenwell Structural Work

Steel beam installation, floor strengthening, and staircase construction by qualified Clerkenwell engineers.

Clerkenwell Windows & Dormers

Velux roof windows, dormer construction, and window installations to maximize natural light in Clerkenwell homes.

Clerkenwell En-Suite Bathrooms

Complete bathroom installations including plumbing, electrical work, and luxury fixtures in your Clerkenwell loft.

Clerkenwell Interior Finishing

Plastering, decorating, flooring, and interior design services to create beautiful Clerkenwell living spaces.

Our Clerkenwell Loft Conversion Process

Clerkenwell Planning & Design Phase

  • Free Clerkenwell Survey: Comprehensive assessment of your loft space
  • Design Development: Architectural drawings for Clerkenwell properties
  • Clerkenwell Planning Applications: Local authority submissions where required
  • Structural Calculations: Engineering assessments for Clerkenwell building control
  • Fixed Price Quote: Detailed Clerkenwell pricing with full breakdown

Clerkenwell Construction Phase

  • Project Management: Dedicated Clerkenwell project manager
  • Structural Work: Steel beams and strengthening in Clerkenwell
  • Roofing & Windows: Dormer construction for Clerkenwell homes
  • Services Installation: Clerkenwell certified electrical and plumbing
  • Interior Finishing: Quality finishing to Clerkenwell standards

Free Clerkenwell Survey

Professional space assessment

Clerkenwell Design & Planning

Architectural drawings and approvals

Expert Clerkenwell Construction

Professional loft specialists

Loft Conversions Across Clerkenwell

Clerkenwell City Centre

Professional loft conversions throughout Clerkenwell city centre, including period properties, modern homes, and conservation areas requiring specialist Clerkenwell planning expertise.

Clerkenwell Suburbs

Expert loft conversion services across all Clerkenwell suburban areas. Specializing in semi-detached, detached, and terraced properties throughout Clerkenwell.

Clerkenwell Period Properties

Specialist conversions for Clerkenwell's Victorian, Edwardian, and period properties. Sympathetic designs maintaining character while maximizing space.

Clerkenwell Conservation Areas

Expert handling of Clerkenwell conservation area requirements. We navigate planning restrictions and create beautiful conversions that comply with local regulations.

Clerkenwell Loft Conversion Statistics

500+

Clerkenwell Loft Conversions Completed

4.9/5

Average Clerkenwell Customer Rating

15+

Years Serving Clerkenwell

100%

Clerkenwell Building Control Approved

Why Choose Building Group for Clerkenwell Loft Conversions?

Local Clerkenwell Expertise

With over 15 years of experience in Clerkenwell, we understand local planning requirements, building regulations, and architectural styles. Our Clerkenwell team delivers exceptional loft conversions that enhance your property value.

Clerkenwell Quality Guarantee

  • Clerkenwell Planning Experts: We handle all local authority requirements
  • Local Clerkenwell Team: All work by trusted local professionals
  • 10-Year Guarantee: Full warranty on all Clerkenwell conversions
  • Fixed Clerkenwell Pricing: No hidden costs or surprises
  • Insurance: Fully insured for Clerkenwell projects

Clerkenwell Service Areas

  • Clerkenwell City Centre
  • North Clerkenwell
  • South Clerkenwell
  • East Clerkenwell
  • West Clerkenwell

Recent Clerkenwell Loft Conversion Projects

Hip to Gable Loft Conversion in Clerkenwell

Victorian Terrace - Clerkenwell

Hip-to-gable conversion creating master bedroom with ensuite in a Victorian Clerkenwell terrace. Added 30sqm of living space.

Project Value: £48,000

Dormer Loft Conversion in Clerkenwell

Modern Semi - Clerkenwell

Dormer loft conversion in modern Clerkenwell semi-detached. Created two bedrooms and bathroom for growing family.

Project Value: £42,000

Mansard Loft Conversion in Clerkenwell

Period Property - Clerkenwell

Mansard conversion in Clerkenwell conservation area. Luxury master suite with dressing room and ensuite.

Project Value: £65,000

What Clerkenwell Homeowners Say

★★★★★

"We hired them for a shell conversion in Clerkenwell and were so impressed we asked them to complete the fit-out too. Five stars."

- Maria Garcia, Clerkenwell

★★★★★

"The 10-year guarantee gave us peace of mind. A trustworthy company serving the Clerkenwell area."

- James Walker, Clerkenwell

★★★★★

"Top quality dormer conversion. Added significant value to our Clerkenwell property. Friendly team and very clean working environment."

- Mark Thompson, Clerkenwell

Clerkenwell Loft Conversion Pricing Guide

Clerkenwell Loft Conversion Costs

Loft conversion costs in Clerkenwell vary based on type, size, and specifications. Typical Clerkenwell prices: Velux conversions £20,000-£30,000, Dormer conversions £35,000-£45,000, Hip-to-gable £40,000-£55,000, Mansard conversions £45,000-£65,000. All Clerkenwell quotes include structural work, insulation, electrics, plastering, and building control fees. Contact us for a free Clerkenwell survey and detailed quote.

Estimated Investment for Clerkenwell Lofts

A transparent guide to typical conversion costs in the Clerkenwell area (2025 Estimates)

Conversion Type Suitability Timeframe Price Range
Velux (Roof Light) Existing headroom > 2.3m 4-6 Weeks £20k - £30k
Dormer (Rear) Semis & Terraces 6-8 Weeks £35k - £50k
Hip-to-Gable End-terrace & Semi-detached 8-10 Weeks £45k - £60k
Mansard Period Properties / London Styles 10-12 Weeks £50k - £75k+

*Prices are indicative for Clerkenwell properties and subject to survey.

Meet Your Clerkenwell Project Lead

Senior Loft Consultant for Clerkenwell

Mathew Oneill

Senior Structural Specialist

"I oversee all loft conversions in the Clerkenwell area. My job is to ensure your project meets local building regulations while maximizing every inch of space. I'm happy to visit your property for a preliminary structural assessment."

  • 20+ Years Exp.
  • CIOB Member

Unlock the Potential of Your Clerkenwell Home

We are working in Clerkenwell right now. Call us to arrange a viewing of our current projects near you.

Book Free Clerkenwell Loft Survey