Need extra space for a growing family? Our Cheam loft conversions provide the perfect solution, adding valuable square footage to your existing home.
Get Your Free Cheam QuoteTransform your Cheam property without moving. Add space and value with our expert loft conversion service.
Add up to 20% to your Cheam property value with a professional loft conversion.
No need to leave Cheam. Get the space you need in your current home.
Most Cheam loft conversions completed in 4-6 weeks with minimal disruption.
Create bedrooms, offices, or playrooms perfect for Cheam family living.
Transform your Cheam 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 Cheam, we create bespoke solutions tailored to your lifestyle.
Our experienced Cheam team handles every aspect of your loft conversion project. From initial design and planning permission through to final decoration, we ensure your Cheam conversion maximizes space, natural light, and property value.
Choose the perfect conversion type for your Cheam property to maximize space and value
The most cost-effective option for Cheam properties using roof windows for natural light. Perfect for Cheam homes with adequate headroom.
Add valuable floor space and headroom to your Cheam property with single or multiple dormers. Popular choice in Cheam for space optimization.
Transform sloping hip roofs into vertical gable walls in your Cheam home, significantly increasing usable floor space. Ideal for Cheam semi-detached properties.
The premium option for Cheam properties creating maximum space with near-vertical walls. Perfect for period properties in Cheam.
Your Cheam property needs minimum 2.3m headroom at the highest point and sufficient floor area for conversion. Our Cheam specialists provide free assessments to determine if your loft is suitable and advise on the best conversion type for your Cheam property and budget. Most Cheam conversions fall under permitted development rights, but we handle all planning and building regulations applications where required.
Most terraced and semi-detached homes in Cheam have a 40-50 cubic meter allowance for roof extensions without full planning permission. We handle all Lawful Development Certificate applications for you.
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 Cheam housing stock.
Living in a terraced or semi-detached house in Cheam? We manage the Party Wall Notice process with your neighbors to ensure works can start on time.
Comprehensive evaluation of your Cheam loft space, structural assessment, and advice on the best conversion type for your property.
Architectural drawings, 3D visualizations, and planning permission applications for Cheam properties. We handle all regulatory approvals.
Steel beam installation, floor strengthening, and staircase construction by qualified Cheam engineers.
Velux roof windows, dormer construction, and window installations to maximize natural light in Cheam homes.
Complete bathroom installations including plumbing, electrical work, and luxury fixtures in your Cheam loft.
Plastering, decorating, flooring, and interior design services to create beautiful Cheam living spaces.
Professional space assessment
Architectural drawings and approvals
Professional loft specialists
Professional loft conversions throughout Cheam city centre, including period properties, modern homes, and conservation areas requiring specialist Cheam planning expertise.
Expert loft conversion services across all Cheam suburban areas. Specializing in semi-detached, detached, and terraced properties throughout Cheam.
Specialist conversions for Cheam's Victorian, Edwardian, and period properties. Sympathetic designs maintaining character while maximizing space.
Expert handling of Cheam conservation area requirements. We navigate planning restrictions and create beautiful conversions that comply with local regulations.
Cheam Loft Conversions Completed
Average Cheam Customer Rating
Years Serving Cheam
Cheam Building Control Approved
With over 15 years of experience in Cheam, we understand local planning requirements, building regulations, and architectural styles. Our Cheam team delivers exceptional loft conversions that enhance your property value.
Hip-to-gable conversion creating master bedroom with ensuite in a Victorian Cheam terrace. Added 30sqm of living space.
Project Value: £48,000
Dormer loft conversion in modern Cheam semi-detached. Created two bedrooms and bathroom for growing family.
Project Value: £42,000
Mansard conversion in Cheam conservation area. Luxury master suite with dressing room and ensuite.
Project Value: £65,000
"We went from 'cramped' to 'camped out in luxury'. Our new loft bedroom is the best room in our Cheam house."
- Paul Roberts, Cheam
"Building Group transformed our Cheam property's unused loft into two beautiful bedrooms. Excellent communication throughout and competitive pricing."
- Mark Thompson, Cheam
"High-end finish on our mansard extension. The carpentry and plastering work in our Cheam home is flawless."
- Olivia White, Cheam
Loft conversion costs in Cheam vary based on type, size, and specifications. Typical Cheam 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 Cheam quotes include structural work, insulation, electrics, plastering, and building control fees. Contact us for a free Cheam survey and detailed quote.
A transparent guide to typical conversion costs in the Cheam 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 Cheam properties and subject to survey.
Senior Structural Specialist
"I oversee all loft conversions in the Cheam 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."
Take the first step towards a bigger, better home. Contact our Cheam team for friendly advice.
Book Free Cheam Loft Survey