Add a Master Bedroom Suite to Your Corsham Home

Create the home you've always wanted. Our Corsham loft experts turn dark, dusty attics into bright, functional, and beautiful rooms.

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10-Year Warranty On all Structure
FMB Member Vetted Master Builders
Fully Insured £5m Public Liability
TrustMark Gov. Endorsed Quality

Why Choose Loft Conversion in Corsham?

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

Increase Corsham Property Value

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

Stay in Corsham

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

Quick Corsham Installation

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

Extra Corsham Living Space

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

Expert Corsham Loft Conversion Specialists

Transform your Corsham 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 Corsham, we create bespoke solutions tailored to your lifestyle.

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

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

Corsham Loft Specialists

CITB Certified • Corsham Planning • Building Regulations

Types of Loft Conversions in Corsham

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

Velux Loft Conversion in Corsham

Velux Loft Conversion Corsham

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

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

Dormer Loft Conversion Corsham

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

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

Hip-to-Gable Conversion Corsham

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

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

Mansard Loft Conversion Corsham

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

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

Corsham Loft Conversion Requirements

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

Corsham Planning & Regulations Guide

Permitted Development in Corsham

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

Corsham 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 Corsham housing stock.

Party Wall Agreements

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

Complete Corsham Loft Conversion Services

Free Corsham Loft Assessment

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

Corsham Design & Planning

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

Corsham Structural Work

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

Corsham Windows & Dormers

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

Corsham En-Suite Bathrooms

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

Corsham Interior Finishing

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

Our Corsham Loft Conversion Process

Corsham Planning & Design Phase

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

Corsham Construction Phase

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

Free Corsham Survey

Professional space assessment

Corsham Design & Planning

Architectural drawings and approvals

Expert Corsham Construction

Professional loft specialists

Loft Conversions Across Corsham

Corsham City Centre

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

Corsham Suburbs

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

Corsham Period Properties

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

Corsham Conservation Areas

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

Corsham Loft Conversion Statistics

500+

Corsham Loft Conversions Completed

4.9/5

Average Corsham Customer Rating

15+

Years Serving Corsham

100%

Corsham Building Control Approved

Why Choose Building Group for Corsham Loft Conversions?

Local Corsham Expertise

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

Corsham Quality Guarantee

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

Corsham Service Areas

  • Corsham City Centre
  • North Corsham
  • South Corsham
  • East Corsham
  • West Corsham

Recent Corsham Loft Conversion Projects

Hip to Gable Loft Conversion in Corsham

Victorian Terrace - Corsham

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

Project Value: £48,000

Dormer Loft Conversion in Corsham

Modern Semi - Corsham

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

Project Value: £42,000

Mansard Loft Conversion in Corsham

Period Property - Corsham

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

Project Value: £65,000

What Corsham Homeowners Say

★★★★★

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

- Charles Scott, Corsham

★★★★★

"Professional service from start to finish. Our hip-to-gable conversion has added so much space to our Corsham home. Quality workmanship."

- Christopher Hall, Corsham

★★★★★

"High-end finish on our mansard extension. The carpentry and plastering work in our Corsham home is flawless."

- Christopher Hall, Corsham

Corsham Loft Conversion Pricing Guide

Corsham Loft Conversion Costs

Loft conversion costs in Corsham vary based on type, size, and specifications. Typical Corsham 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 Corsham quotes include structural work, insulation, electrics, plastering, and building control fees. Contact us for a free Corsham survey and detailed quote.

Estimated Investment for Corsham Lofts

A transparent guide to typical conversion costs in the Corsham 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 Corsham properties and subject to survey.

Meet Your Corsham Project Lead

Senior Loft Consultant for Corsham

Mathew Oneill

Senior Structural Specialist

"I oversee all loft conversions in the Corsham 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

Don't Move Out, Move Up in Corsham!

Transform your home life with extra space. Secure your booking with Corsham's trusted loft builders.

Book Free Corsham Loft Survey