House extension services in Bermondsey

House Extension Services in Bermondsey

Professional House Extension Solutions for Bermondsey Residents

Free Site Visit
Fast Turnaround
Local Bermondsey Expertise
High Planning Approval Rate

Professional House Extensions in Bermondsey

Looking for professional house extension services in Bermondsey? Our experienced team of qualified architects provides comprehensive design solutions for residential projects across Bermondsey and the surrounding Enfield area. With deep local knowledge of Bermondsey's planning policies, building regulations, and architectural heritage, we deliver innovative designs that respect local character while meeting modern requirements.

House extension project near Bermondsey

A recent extension project in the Southwark area

Local Expertise

Our Bermondsey team brings extensive local knowledge and professional expertise to every project. We understand Bermondsey's unique architectural character, planning policies, and building regulations, ensuring your project progresses smoothly through the planning and building control processes. With years of experience working across the Enfield area, our architects have developed strong relationships with local planning authorities, building control officers, and other key stakeholders.

Planning & Regulations

Our Bermondsey team ensures your house extension project complies with all current planning policies and building regulations. We understand Enfield Council's specific requirements and can advise on the most appropriate approach for your project. From permitted development rights to full planning applications, we provide comprehensive support to ensure regulatory compliance while maximizing your development potential.

Property Types We Work With in Bermondsey

Bermondsey has a diverse housing stock and we have experience extending all property types in the area. Our architects adapt designs to suit the character and structure of each home, whether that means matching original brickwork on a period property or creating a contemporary contrast on a more modern home.

Victorian terraces
Edwardian semis
post-war council houses
1930s semis
modern townhouses
period conversions

Free Quote for Bermondsey

Tell us about your project and get expert advice within 24 hours.

Get a Free QuoteCall 020 3051 9430

Mon–Fri: 9am–5pm

Free site visit & consultation

No obligation quote

Covering SE1 & surrounding postcodes

House Extension Costs in Bermondsey (2026)

Guide prices for house extensions in the Southwark area. Every project is different — we provide a detailed, itemised quote after a free site visit.

Extension TypeTypical Cost
Single Storey Rear Extension£35k – £70k
Double Storey Extension£55k – £120k
Side Return Extension£25k – £50k
Wrap-Around Extension£60k – £130k
Loft Conversion (Dormer)£40k – £65k
Kitchen Extension£30k – £60k
Basement Conversion£80k – £200k
Garage Conversion£15k – £30k

Prices are guide figures for 2026 based on projects in the Greater London area. PD = Permitted Development (no formal planning application needed in most cases). Actual costs depend on specification, site conditions, and scope.

Our Extension Services in Bermondsey

How Your Bermondsey Extension Project Works

From the first phone call to moving into your new space — here is what to expect at every stage.

Step 1

Free Consultation

We visit your Bermondsey property, discuss your vision, assess feasibility, and give you honest guidance on costs and planning routes.

Step 2

Design & Drawings

Our architects create detailed plans, 3D visuals, and construction drawings tailored to your Bermondsey home and how you want to live in it.

Step 3

Planning & Approvals

We prepare and submit your planning application, liaise with the local authority covering Bermondsey, and handle building regulations documentation.

Step 4

Construction

Our vetted builders bring the design to life. We oversee the build, conduct regular site visits, and manage quality at every stage.

Step 5

Completion & Sign-Off

Final inspections, building control sign-off, snagging checks, and handover — your new Bermondsey space is ready to enjoy.

House Extension Services

Specializing in residential extensions across Bermondsey, we provide tailored design solutions for every type of project. Our services include architectural design, planning applications, building regulations compliance, and construction drawings. We work closely with homeowners to create extensions that enhance their living space while maintaining the character and value of their property.

Planning Permission

Planning permission applications in Bermondsey require careful preparation and local knowledge. Our team has successfully submitted numerous planning applications across the Enfield area, achieving high approval rates through thorough preparation and understanding of local planning policies. We handle all aspects of the planning process, from initial feasibility studies to final approval.

Completed house extension in Bermondsey area

Extension completed in the Southwark area

Building Control

Our Bermondsey building control services include detailed construction drawings, structural calculations, fire safety assessments, and accessibility compliance reviews. We understand the specific building control requirements for extensions in the Enfield area and can advise on structural solutions, thermal performance standards, and sustainability requirements.

Why Choose Us in Bermondsey

Our Bermondsey clients benefit from our extensive local knowledge, established relationships with planning authorities and contractors, and commitment to delivering exceptional results. We take pride in our ability to transform client visions into reality while respecting local character and meeting regulatory requirements. We offer competitive rates, transparent pricing, and flexible service packages tailored to your specific needs.

Frequently Asked Questions About House Extensions in Bermondsey

How much does a house extension cost in Bermondsey?+
House extension costs in Bermondsey vary by type and size. Single storey rear extensions typically range from £35k – £70k, double storey extensions from £55k – £120k, and loft conversions from £40k – £65k. These are guide prices for 2026 — we provide an accurate, itemised quote after a free site visit to your Bermondsey property.
Do I need planning permission for a house extension in Bermondsey?+
Many extensions in Bermondsey can be built under permitted development rights without a formal planning application. This typically covers single storey rear extensions up to certain size limits. However, if your property is in a conservation area, is a listed building, or if the extension exceeds permitted development limits, a full planning application is needed. During our free consultation we assess your Bermondsey property and advise on the best route — and handle the entire application if needed.
What types of house extensions can you build in Bermondsey?+
We design and build all types of extensions in Bermondsey: single storey rear extensions, double storey extensions, side return extensions, wrap-around extensions, loft conversions (dormer, hip-to-gable, mansard), garage conversions, basement conversions, and kitchen extensions. Bermondsey has a mix of Victorian terraces, Edwardian semis, post-war council houses — we tailor every design to the specific property type.
How long does a house extension take in Bermondsey?+
Timelines vary by project: a single storey extension typically takes 3–4 months on site, a double storey 5–7 months, and a loft conversion 6–8 weeks. Before construction, the design and planning stage usually takes 8–12 weeks. We map out a detailed programme during your free consultation so you know exactly what to expect.
Do you handle planning applications with Bermondsey council?+
Yes — we have extensive experience submitting planning applications to the local authority covering Bermondsey. We prepare all drawings, design & access statements, and supporting documents, then manage communication with planning officers through to decision. Our knowledge of local policies helps avoid unnecessary delays or objections.
What areas near Bermondsey do you cover?+
We cover Bermondsey and all surrounding areas within a 20-mile radius. This means we can handle projects across the wider Southwark area, with the same level of local knowledge and expertise you'd get from a firm based in Bermondsey itself.

Ready to Start Your Bermondsey Extension?

Don't delay your Bermondsey extension project - get in touch today to discuss your requirements and receive expert advice on the best approach for your house extension. Our team is ready to help you bring your vision to life with professional design solutions and local expertise. We provide comprehensive support from initial concept through to project completion.

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