Unlock the potential of your property in Bethesda. We specialize in turning unused attics into beautiful bedrooms, bathrooms, and home offices.
Get Your Free Bethesda QuoteTransform your Bethesda property without moving. Add space and value with our expert loft conversion service.
Add up to 20% to your Bethesda property value with a professional loft conversion.
No need to leave Bethesda. Get the space you need in your current home.
Most Bethesda loft conversions completed in 4-6 weeks with minimal disruption.
Create bedrooms, offices, or playrooms perfect for Bethesda family living.
Transform your Bethesda 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 Bethesda, we create bespoke solutions tailored to your lifestyle.
Our experienced Bethesda team handles every aspect of your loft conversion project. From initial design and planning permission through to final decoration, we ensure your Bethesda conversion maximizes space, natural light, and property value.
Choose the perfect conversion type for your Bethesda property to maximize space and value
The most cost-effective option for Bethesda properties using roof windows for natural light. Perfect for Bethesda homes with adequate headroom.
Add valuable floor space and headroom to your Bethesda property with single or multiple dormers. Popular choice in Bethesda for space optimization.
Transform sloping hip roofs into vertical gable walls in your Bethesda home, significantly increasing usable floor space. Ideal for Bethesda semi-detached properties.
The premium option for Bethesda properties creating maximum space with near-vertical walls. Perfect for period properties in Bethesda.
Your Bethesda property needs minimum 2.3m headroom at the highest point and sufficient floor area for conversion. Our Bethesda specialists provide free assessments to determine if your loft is suitable and advise on the best conversion type for your Bethesda property and budget. Most Bethesda conversions fall under permitted development rights, but we handle all planning and building regulations applications where required.
Most terraced and semi-detached homes in Bethesda 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 Bethesda housing stock.
Living in a terraced or semi-detached house in Bethesda? We manage the Party Wall Notice process with your neighbors to ensure works can start on time.
Comprehensive evaluation of your Bethesda loft space, structural assessment, and advice on the best conversion type for your property.
Architectural drawings, 3D visualizations, and planning permission applications for Bethesda properties. We handle all regulatory approvals.
Steel beam installation, floor strengthening, and staircase construction by qualified Bethesda engineers.
Velux roof windows, dormer construction, and window installations to maximize natural light in Bethesda homes.
Complete bathroom installations including plumbing, electrical work, and luxury fixtures in your Bethesda loft.
Plastering, decorating, flooring, and interior design services to create beautiful Bethesda living spaces.
Professional space assessment
Architectural drawings and approvals
Professional loft specialists
Professional loft conversions throughout Bethesda city centre, including period properties, modern homes, and conservation areas requiring specialist Bethesda planning expertise.
Expert loft conversion services across all Bethesda suburban areas. Specializing in semi-detached, detached, and terraced properties throughout Bethesda.
Specialist conversions for Bethesda's Victorian, Edwardian, and period properties. Sympathetic designs maintaining character while maximizing space.
Expert handling of Bethesda conservation area requirements. We navigate planning restrictions and create beautiful conversions that comply with local regulations.
Bethesda Loft Conversions Completed
Average Bethesda Customer Rating
Years Serving Bethesda
Bethesda Building Control Approved
With over 15 years of experience in Bethesda, we understand local planning requirements, building regulations, and architectural styles. Our Bethesda team delivers exceptional loft conversions that enhance your property value.
Hip-to-gable conversion creating master bedroom with ensuite in a Victorian Bethesda terrace. Added 30sqm of living space.
Project Value: £48,000
Dormer loft conversion in modern Bethesda semi-detached. Created two bedrooms and bathroom for growing family.
Project Value: £42,000
Mansard conversion in Bethesda conservation area. Luxury master suite with dressing room and ensuite.
Project Value: £65,000
"They finished ahead of schedule! In the building trade! Unheard of! Best crew in Bethesda by a mile."
- Michael Hughes, Bethesda
"Exceptional value for money. We got quotes from three Bethesda firms and Building Group offered the best spec for the price."
- Helen Baker, Bethesda
"I was expecting dust everywhere, but they left my Bethesda house cleaner than they found it. Wizards, not builders!"
- William Turner, Bethesda
Loft conversion costs in Bethesda vary based on type, size, and specifications. Typical Bethesda 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 Bethesda quotes include structural work, insulation, electrics, plastering, and building control fees. Contact us for a free Bethesda survey and detailed quote.
A transparent guide to typical conversion costs in the Bethesda 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 Bethesda properties and subject to survey.
Senior Structural Specialist
"I oversee all loft conversions in the Bethesda 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."
Book a free survey with our expert Bethesda team and find out what is possible with your attic space.
Book Free Bethesda Loft Survey