Expert guidance through Street planning regulations. We ensure your hip-to-gable or rear dormer conversion is fully compliant and safe.
Get Your Free Street QuoteTransform your Street property without moving. Add space and value with our expert loft conversion service.
Add up to 20% to your Street property value with a professional loft conversion.
No need to leave Street. Get the space you need in your current home.
Most Street loft conversions completed in 4-6 weeks with minimal disruption.
Create bedrooms, offices, or playrooms perfect for Street family living.
Transform your Street 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 Street, we create bespoke solutions tailored to your lifestyle.
Our experienced Street team handles every aspect of your loft conversion project. From initial design and planning permission through to final decoration, we ensure your Street conversion maximizes space, natural light, and property value.
Choose the perfect conversion type for your Street property to maximize space and value
The most cost-effective option for Street properties using roof windows for natural light. Perfect for Street homes with adequate headroom.
Add valuable floor space and headroom to your Street property with single or multiple dormers. Popular choice in Street for space optimization.
Transform sloping hip roofs into vertical gable walls in your Street home, significantly increasing usable floor space. Ideal for Street semi-detached properties.
The premium option for Street properties creating maximum space with near-vertical walls. Perfect for period properties in Street.
Your Street property needs minimum 2.3m headroom at the highest point and sufficient floor area for conversion. Our Street specialists provide free assessments to determine if your loft is suitable and advise on the best conversion type for your Street property and budget. Most Street conversions fall under permitted development rights, but we handle all planning and building regulations applications where required.
Most terraced and semi-detached homes in Street 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 Street housing stock.
Living in a terraced or semi-detached house in Street? We manage the Party Wall Notice process with your neighbors to ensure works can start on time.
Comprehensive evaluation of your Street loft space, structural assessment, and advice on the best conversion type for your property.
Architectural drawings, 3D visualizations, and planning permission applications for Street properties. We handle all regulatory approvals.
Steel beam installation, floor strengthening, and staircase construction by qualified Street engineers.
Velux roof windows, dormer construction, and window installations to maximize natural light in Street homes.
Complete bathroom installations including plumbing, electrical work, and luxury fixtures in your Street loft.
Plastering, decorating, flooring, and interior design services to create beautiful Street living spaces.
Professional space assessment
Architectural drawings and approvals
Professional loft specialists
Professional loft conversions throughout Street city centre, including period properties, modern homes, and conservation areas requiring specialist Street planning expertise.
Expert loft conversion services across all Street suburban areas. Specializing in semi-detached, detached, and terraced properties throughout Street.
Specialist conversions for Street's Victorian, Edwardian, and period properties. Sympathetic designs maintaining character while maximizing space.
Expert handling of Street conservation area requirements. We navigate planning restrictions and create beautiful conversions that comply with local regulations.
Street Loft Conversions Completed
Average Street Customer Rating
Years Serving Street
Street Building Control Approved
With over 15 years of experience in Street, we understand local planning requirements, building regulations, and architectural styles. Our Street team delivers exceptional loft conversions that enhance your property value.
Hip-to-gable conversion creating master bedroom with ensuite in a Victorian Street terrace. Added 30sqm of living space.
Project Value: £48,000
Dormer loft conversion in modern Street semi-detached. Created two bedrooms and bathroom for growing family.
Project Value: £42,000
Mansard conversion in Street conservation area. Luxury master suite with dressing room and ensuite.
Project Value: £65,000
"Exceptional value for money. We got quotes from three Street firms and Building Group offered the best spec for the price."
- Charles Scott, Street
"Top quality dormer conversion. Added significant value to our Street property. Friendly team and very clean working environment."
- Rebecca Hill, Street
"They managed the party wall agreement with our Street neighbors professionally. The whole street was impressed with their cleanliness."
- Karen Clarke, Street
Loft conversion costs in Street vary based on type, size, and specifications. Typical Street 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 Street quotes include structural work, insulation, electrics, plastering, and building control fees. Contact us for a free Street survey and detailed quote.
A transparent guide to typical conversion costs in the Street 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 Street properties and subject to survey.
Senior Structural Specialist
"I oversee all loft conversions in the Street 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."
Speak to our friendly team about your requirements and get a fixed-price quote for your Street conversion.
Book Free Street Loft Survey