Chelsea architects.
Britain's No. 1
Chelsea Embankment Gardens may be popular, but wait until people see your new home extension.
We’re Britain’s #1 architectural practice for all-things extending
Be cost efficient on designs + planning support
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Kensington and Chelsea planning application stats
Applications in Chelsea are decided by the Kensington and Chelsea planning team. Our planning permission win rate is...
86%
vs 85% national average
Danielle Price
Former Wigan Council Planning OfficerSarah Winter-Irving, Morgan Roberts, Cheryl Collins,...
We've had 35 applications approved in Kensington and Chelsea.
Average construction costs for the Kensington and Chelsea area.
In the last year, the construction costs* we've seen for the Chelsea area are as follows
Rear
£k
Side Infill
£k
Loft
£k
First Floor
£k
More extensions we’ve completed in Kensington and Chelsea
Explore designs, build costs and planning applications for more of our extensions.Why people near you love Resi
Over 10200 homeowners have trusted Resi with their home extensions — that’s more than any other architect in the UK.
Feel confident knowing you're with the #1 architect on Trustpilot
Minimise planning risks with our 92% planning approval rate
Stress less with support from your dedicated Account Manager
Keep your project on time & budget with our project management app
Collaborate with your designer on screen-sharing calls
Get introductions to vetted contractors you can trust
Ensure quality with state of the art technology including laser scanners & 3D modelling software
Receive a premium service at an affordable price thanks to Resi's proprietary technology & processes
Builders we work with in Kensington and Chelsea
Fittra Construction
Flow Property Service Ltd
Other architects in Chelsea
AK Studios - Architecture & Interiors, iPlans, Abstract Plans Ltd, F Line Designs, SSD Architecture, Ace Engineering, Plans Express
Other locations we do projects around Chelsea
Brompton, South Kensington, Knightsbridge, Battersea, Belgravia, Sands End, Walham Green, Earl's Court, West Brompton, Victoria,
Postcodes we serve in and around Chelsea
SW7, SW8, SW9, SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17, SW18
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Resi Design Ltd. trading as 'Resi' | Company No: 10471125
We are proud to employ architects registered with the Architects Registration Board and were awarded the mark for The Mayor's Good Work Standard for fair pay & conditions, wellbeing, skills, progression, diversity and recruitment.