Don't Move Out, Move Up! Horsham Loft Specialists

Unlock the potential of your property in Horsham. We specialize in turning unused attics into beautiful bedrooms, bathrooms, and home offices.

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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 Horsham?

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

Increase Horsham Property Value

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

Stay in Horsham

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

Quick Horsham Installation

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

Extra Horsham Living Space

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

Expert Horsham Loft Conversion Specialists

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

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

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

Horsham Loft Specialists

CITB Certified • Horsham Planning • Building Regulations

Types of Loft Conversions in Horsham

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

Velux Loft Conversion in Horsham

Velux Loft Conversion Horsham

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

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

Dormer Loft Conversion Horsham

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

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

Hip-to-Gable Conversion Horsham

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

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

Mansard Loft Conversion Horsham

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

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

Horsham Loft Conversion Requirements

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

Horsham Planning & Regulations Guide

Permitted Development in Horsham

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

Horsham 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 Horsham housing stock.

Party Wall Agreements

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

Complete Horsham Loft Conversion Services

Free Horsham Loft Assessment

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

Horsham Design & Planning

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

Horsham Structural Work

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

Horsham Windows & Dormers

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

Horsham En-Suite Bathrooms

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

Horsham Interior Finishing

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

Our Horsham Loft Conversion Process

Horsham Planning & Design Phase

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

Horsham Construction Phase

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

Free Horsham Survey

Professional space assessment

Horsham Design & Planning

Architectural drawings and approvals

Expert Horsham Construction

Professional loft specialists

Loft Conversions Across Horsham

Horsham City Centre

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

Horsham Suburbs

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

Horsham Period Properties

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

Horsham Conservation Areas

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

Horsham Loft Conversion Statistics

500+

Horsham Loft Conversions Completed

4.9/5

Average Horsham Customer Rating

15+

Years Serving Horsham

100%

Horsham Building Control Approved

Why Choose Building Group for Horsham Loft Conversions?

Local Horsham Expertise

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

Horsham Quality Guarantee

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

Horsham Service Areas

  • Horsham City Centre
  • North Horsham
  • South Horsham
  • East Horsham
  • West Horsham

Recent Horsham Loft Conversion Projects

Hip to Gable Loft Conversion in Horsham

Victorian Terrace - Horsham

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

Project Value: £48,000

Dormer Loft Conversion in Horsham

Modern Semi - Horsham

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

Project Value: £42,000

Mansard Loft Conversion in Horsham

Period Property - Horsham

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

Project Value: £65,000

What Horsham Homeowners Say

★★★★★

"Great experience from the quote to the final sign-off. The project manager kept us updated every week on our Horsham build."

- Lisa Chen, Horsham

★★★★★

"They finished ahead of schedule! In the building trade! Unheard of! Best crew in Horsham by a mile."

- Daniel Evans, Horsham

★★★★★

"The neighbors are jealous, the kids are happy, and the house value went up. The trifecta! Best investment in Horsham."

- Thomas Brown, Horsham

Horsham Loft Conversion Pricing Guide

Horsham Loft Conversion Costs

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

Estimated Investment for Horsham Lofts

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

Meet Your Horsham Project Lead

Senior Loft Consultant for Horsham

Mathew Oneill

Senior Structural Specialist

"I oversee all loft conversions in the Horsham 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

Speak to Our Horsham Loft Experts Today

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

Book Free Horsham Loft Survey