Our services
Everything your home or business needs, from one team.
Full house renovations, extensions, loft and basement conversions, kitchens, bathrooms, interiors and bespoke joinery, plus commercial fit-outs for offices, embassies, hotels, restaurants and shops, planned and delivered by one design and build company.

We manage substantial residential renovations from initial drawings and planning through construction, finishes and handover, with one accountable team throughout.

Extension and kitchen, Wimbledon
Renovations, extensions and structural work
Reshape the way your home works. We coordinate design, approvals and construction as one project.
01
Full house renovations
Complete transformations of houses and apartments, managed from first drawings to handover: layouts reconfigured, services renewed and every room finished to the same standard.
House renovations in Wimbledon02
Extensions
Rear and side extensions that bring in light and open up family living space, often with roof lights and wide bifold doors onto the garden.
House extensions in Wimbledon03
Structural alterations
Removing walls and chimney breasts, installing steel beams and reconfiguring layouts, so the house finally works the way you live.

Hip-to-gable loft conversion, Wimbledon
Lofts, roofs and basements
Add genuinely useful space, planned around structure, light, access and the way you want to live.
04
Loft conversions and roofs
Hip-to-gable and dormer conversions with new staircases, bedrooms and en suites, and full roof replacements including structure, tiles, windows and skylights.
Loft conversions in Wimbledon05
Basement conversions
New lower-ground living space, carefully engineered and finished to the same standard as the rest of the house.
Basement conversions in Wimbledon
Bespoke kitchen cabinetry
Kitchens, bathrooms and interiors
Designed and installed in full, with every finish chosen to suit the house.
06
Kitchens
Design, supply and complete installation, including plumbing, electrics, joinery and stone, from family kitchens to large open-plan spaces.
Kitchen renovations in Wimbledon07
Bathrooms and en suites
Complete wet and dry fit, with stone, tiling and bespoke vanities, from compact cloakrooms to marble master en suites.
Bathroom renovations in Wimbledon08
Interior design
Layouts, 3D visuals, materials and specifications that guide every decision, so you can see the finished room before work begins.
09
Decorating and finishes
Painting, wallpaper and panelling: the final layer of detail that defines a finished home.
Painting and decorating in Wimbledon
Industrial-style office, Old Street
Commercial fit-outs
Workplaces, hospitality and retail spaces across London, fitted out and refurbished by one team, from layout and building work to joinery and finishes.
10
Offices and workplaces
Office fit-outs and refurbishments, from single rooms to large shared offices, with partitions, meeting rooms, kitchenettes and WCs.
11
Embassies
Refurbishment and fit-out of embassy offices, reception rooms and meeting spaces, finished to a high standard.
12
Hotels
Hotel interiors and exteriors, from guest rooms and bathrooms to public areas and façade painting.
13
Restaurants and cafés
Dining rooms, bars and counters, kitchens, WCs, lighting and finishes for restaurants and cafés.
14
Retail and showrooms
Shops and showrooms fitted out with shelving, displays, flooring, lighting and decoration.
See commercial projects

Porch and brick restoration, Wimbledon
Bespoke and exteriors
The same care, from made-to-measure joinery to the front path.
15
Bespoke furniture and joinery
Wardrobes, cabinetry, storage, desks and fireplaces designed and made by RELM Bespoke, part of the RELM group, drawn for each room and finished to match the house.
16
Exterior works and landscaping
Brick cleaning and pointing, rendering, painting, Victorian tiled paths, steps, patios and gardens.
How we work
Seven clear stages, agreed at the start, so you always know what happens next and who is responsible for it.
1
Enquiry
Tell us about your home, your plans and your timescale.
2
Preliminary budget
An early indication of cost, so you can decide how to proceed with confidence.
3
Site visit
Where appropriate, we visit your home to understand the property and the brief in detail.
4
Detailed proposal
A clear scope, programme and cost for your project.
5
Design and approvals
Drawings, specifications and the planning and building approvals your project needs.
6
Construction
Our team delivers the works, keeping you informed at every stage.
7
Handover
We walk you through your finished home and make sure everything is complete before we hand it back to you.
Questions
If your question is not here, call us on 020 3732 2522.
Do you handle the design as well as the build?
Yes. We are a design and build company: drawings, specifications and the approvals your project needs are part of the same process as construction and finishing.
Can you work to my architect or designer’s drawings?
Yes. We are happy to act as the construction partner for your architect or interior designer, delivering their design intent on site.
How do you price a project?
After your enquiry we give a preliminary budget so you can decide with confidence. Where useful we visit the property, then provide a detailed proposal with scope, programme and cost.
Do you take on commercial work?
Yes. Alongside our residential work we fit out and refurbish offices, embassies, hotels, restaurants and cafés, and shops and showrooms across London, to the same standard.
Which areas do you cover?
We are based in Wimbledon, SW20, and work across South West and Central London, including Wimbledon Village, Putney, Richmond, Kingston, Barnes, Clapham, Fulham, Chelsea and Kensington.
Begin your project
Tell us about your home and what you would like to achieve. We will review your project information and come back to you with the next steps, including a preliminary budget where appropriate.
Mobile
07712 299 991Studio
50 Southdown Road, Wimbledon, London SW20 8PX
Our Services
RELM Interiors is a family-run Design and Build company. We manage substantial residential renovations from initial drawings and planning through construction, finishes and handover, with one accountable team throughout.
01 Full house renovations: complete transformations, managed from first drawings to handover.
02 Extensions: rear and side extensions that bring in light and open up family living space.
03 Loft conversions and roofs: hip-to-gable and dormer conversions, new staircases and full roof replacements.
04 Basement conversions: new lower-ground living space, carefully engineered.
05 Structural alterations: removing walls and chimney breasts, installing steel beams and reconfiguring layouts.
06 Kitchens: design, supply and complete installation, including plumbing, electrics, joinery and stone.
07 Bathrooms and en suites: complete wet and dry fit, with stone, tiling and bespoke vanities.
08 Bespoke furniture and joinery: wardrobes, cabinetry, storage and furniture made with our partner RELM Bespoke.
09 Interior design: layouts, 3D visuals, materials and specifications that guide every decision.
10 Decorating and finishes: the final layer of detail that defines a finished home.
11 Exterior works and landscaping: brick cleaning and pointing, rendering, painting, paths, steps and gardens.
12 Commercial fit-outs: offices, meeting rooms and hospitality spaces delivered to the same standard.
Renovations, Extensions and Structural Work
Full house renovations, rear and side extensions, and structural alterations that open up and reshape the way your home works. We coordinate design, approvals and construction as one project.
Loft and Basement Conversions
Loft conversions and basement conversions that add genuinely useful space, planned around structure, light, access and the way you want to live.
Kitchens, Bathrooms and Finishes
Kitchens, bathrooms and decorating delivered to a consistent standard of finish, alongside interior design, bespoke furniture and commercial fit-outs.
Begin your project
Tell us about your home and what you would like to achieve. We will review your project information and come back to you with the next steps, including a preliminary budget where appropriate.