
Builders in SE21
Dulwich · South London
Building and renovation in SE21
SE21 covers Dulwich Village, West Dulwich, College Road, Dulwich Park, Sydenham Hill fringe. Georgian houses in the Village, large Victorian and Edwardian family homes, and estate housing managed under the Dulwich Estate scheme of management.
Planning and consent in SE21
Southwark conservation areas cover the Village and surrounding streets, and the Dulwich Estate's scheme of management adds a separate consent for most external alterations — both must be satisfied.
Access and site logistics
Wide roads, driveways and side access on most plots allow on-plot storage and plant, making programmes more efficient than in inner London. Tree cover is significant and protected.
What we are usually asked for here
- Large rear and side extensions on family houses
- Loft conversions and second-floor additions
- Basement and cellar conversion where ground conditions allow
- Whole-house renovation, landscaping and garden rooms
We survey the property before pricing, confirm the constraints that apply to your specific address rather than the postcode, and issue a fixed price against a written scope. One site manager runs the trades from first fix to snagging.
District at a glance
- Postcode district
- SE21
- Main localities
- Dulwich Village, West Dulwich, College Road
- London region
- South London
- Response time
- Site visit typically within 5 working days
Services we provide in SE21
Loft conversions
Turn dead roof space into the best room in the house
Read more →House extensions
Rear, side-return, wrap-around and double-storey extensions
Read more →Home renovations
Whole-house refurbishment, stripped back and rebuilt properly
Read more →Kitchen renovations
Bespoke and designer kitchens, installed by one team
Read more →Bathroom renovations
Waterproofed properly, finished beautifully
Read more →Basement conversions
Dig-outs, tanking and habitable lower-ground space
Read more →Indoor swimming pools
Tanked, heated and environmentally controlled pool halls
Read more →Outdoor swimming pools
Concrete tanks, heating, covers and landscaped surrounds
Read more →Garden design
Terraces, planting, lighting and outdoor rooms
Read more →Landscaping
Hard and soft landscaping, levels, walls and drainage
Read more →Roofing
Slate, tile, flat roofs, leadwork and full re-covers
Read more →Commercial construction
Refurbishment and fit-out delivered around your trading hours
Read more →Shop fit outs
Shopfronts, signage and retail fit-out that opens on time
Read more →Plumbing
Full re-pipes, bathroom services, boilers and hot water systems
Read more →Electrical
Rewires, consumer units, lighting design and certification
Read more →Carpentry
Bespoke joinery, wardrobes, staircases and structural carpentry
Read more →Area guides inside SE21
SE21 portfolio examples
Illustrative concept case studies — not records of specific client contracts.
SE21Brickwork · 2020
Dulwich Brickwork
Facade repair, repointing in lime mortar and rebuilt parapet detail. Sample case study set in Dulwich (SE21).
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SE21Plumbing · 2019
Dulwich Plumbing
Full re-pipe with new manifolds, pressurised hot water and modern sanitaryware. Sample case study set in Dulwich (SE21).
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SE21Painting & Decorating · 2025
Dulwich Painting & Decorating
A full decoration package with sprayed joinery and hand-finished woodwork. Sample case study set in Dulwich (SE21).
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SE21Outdoor Swimming Pools · 2023
Dulwich Outdoor Pool
Infinity-edge pool with covered loggia, fire table and full evening lighting scheme. Sample case study set in Dulwich (SE21).
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SE21Bathroom Renovations · 2024
Dulwich Zellige Guest Bathroom
Guest bathroom lined in hand-glazed emerald zellige with a walnut vanity, patterned encaustic floor and aged brass. Sample luxury bathroom case study set in Dulwich (SE21).
View project →