Expert Attic & Loft Extensions in Kensington

Fully insured and CITB certified. We are the trusted choice for homeowners in Kensington looking for high-end, reliable loft conversion services.

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10-Year Warranty On all Structure
FMB Member Vetted Master Builders
Fully Insured £5m Public Liability
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Why Choose Loft Conversion in Kensington?

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

Increase Kensington Property Value

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

Stay in Kensington

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

Quick Kensington Installation

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

Extra Kensington Living Space

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

Expert Kensington Loft Conversion Specialists

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

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

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

Kensington Loft Specialists

CITB Certified • Kensington Planning • Building Regulations

Types of Loft Conversions in Kensington

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

Velux Loft Conversion in Kensington

Velux Loft Conversion Kensington

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

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

Dormer Loft Conversion Kensington

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

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

Hip-to-Gable Conversion Kensington

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

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

Mansard Loft Conversion Kensington

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

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

Kensington Loft Conversion Requirements

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

Kensington Planning & Regulations Guide

Permitted Development in Kensington

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

Kensington 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 Kensington housing stock.

Party Wall Agreements

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

Complete Kensington Loft Conversion Services

Free Kensington Loft Assessment

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

Kensington Design & Planning

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

Kensington Structural Work

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

Kensington Windows & Dormers

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

Kensington En-Suite Bathrooms

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

Kensington Interior Finishing

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

Our Kensington Loft Conversion Process

Kensington Planning & Design Phase

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

Kensington Construction Phase

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

Free Kensington Survey

Professional space assessment

Kensington Design & Planning

Architectural drawings and approvals

Expert Kensington Construction

Professional loft specialists

Loft Conversions Across Kensington

Kensington City Centre

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

Kensington Suburbs

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

Kensington Period Properties

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

Kensington Conservation Areas

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

Kensington Loft Conversion Statistics

500+

Kensington Loft Conversions Completed

4.9/5

Average Kensington Customer Rating

15+

Years Serving Kensington

100%

Kensington Building Control Approved

Why Choose Building Group for Kensington Loft Conversions?

Local Kensington Expertise

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

Kensington Quality Guarantee

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

Kensington Service Areas

  • Kensington City Centre
  • North Kensington
  • South Kensington
  • East Kensington
  • West Kensington

Recent Kensington Loft Conversion Projects

Hip to Gable Loft Conversion in Kensington

Victorian Terrace - Kensington

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

Project Value: £48,000

Dormer Loft Conversion in Kensington

Modern Semi - Kensington

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

Project Value: £42,000

Mansard Loft Conversion in Kensington

Period Property - Kensington

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

Project Value: £65,000

What Kensington Homeowners Say

★★★★★

"Finally, a builder who turns up when they say they will! Restored my faith in tradesmen. Top job in Kensington."

- Andrew Martin, Kensington

★★★★★

"Fast, efficient, and friendly. Turned our dark Kensington attic into a bright, airy yoga studio. Thank you Building Group!"

- Daniel Evans, Kensington

★★★★★

"Honest, reliable and skilled. Our mansard loft in Kensington looks incredible. They finished exactly on budget."

- Charlotte Robinson, Kensington

Kensington Loft Conversion Pricing Guide

Kensington Loft Conversion Costs

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

Estimated Investment for Kensington Lofts

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

Meet Your Kensington Project Lead

Senior Loft Consultant for Kensington

Mathew Oneill

Senior Structural Specialist

"I oversee all loft conversions in the Kensington 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

Join Our List of Happy Kensington Customers

Don't move, improve! Let our specialists design the perfect loft conversion for your Kensington home.

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