ePrivacy and GPDR Cookie Consent by Cookie Consent Clapham architects - easy home extensions | Resi
 
 
 
 

Clapham architects.
Britain's No. 1

Clapham Common may be popular, but wait until people see your new home extension.

Trustpilot
Gracefield Gardens, Lambeth →
Crescent Lane, Lambeth →
Kings Ave, Lambeth →
Avoca Road, Wandsworth →
Lorn Road, Lambeth →
Matthews Street, Wandsworth →
Southville Road, Lambeth →
Airedale road, Wandsworth →
Foxbourne Road, Wandsworth →
Sternhold Avenue, Lambeth →
Tooting Terrace, Wandsworth →
Lambert Road, Lambeth →

We’re Britain’s #1 architectural practice for all-things extending

Be cost efficient on designs + planning support
Get your project sorted without the headaches
Unlock expert guidance from ex-planning officers
Organise your entire project online

Lambeth planning application stats

Applications in Clapham are decided by the Lambeth planning team. Our planning permission win rate is...

86%

vs 87% national average
Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Lambeth's planning officers

Scott Stevens, George Hodgkinson, Stephanie Malik,...

394 Number of applications
340 Granted applications
54 Refused applications
0 - 446 days Submit to complete time
9w 2d Average decision time

We've had 394 applications approved in Lambeth.

Approved 29 Mar '22
First floor internal alteration and loft mansard roof 97 Edgeley Road London SW4 6HD
Approved 07 Jun '24
Ground floor front & internal alteration, and rear 23 Cresset Street London Lambeth SW4 6BN
Approved 25 Sep '23
Ground floor rear & side infill 28 Brayburne Avenue London SW4 6AA
Approved 22 Mar '23
Ground floor front & side infill 53 Killyon Road London SW8 2XS
Approved 17 Feb '23
Ground floor wraparound 51 Killyon Road London Lambeth SW8 2XS
Approved 31 Aug '22
Ground floor rear & side 35 Venn Street London Lambeth SW4 0AZ
Approved 20 Oct '20
Ground floor rear 7 The Chase London SW4 0NP
Approved 17 Jun '20
Ground floor rear & side 133 Edgeley Road London SW4 6HD
Approved 24 Mar '20
Ground floor rear & side infill 99 Edgeley Road London SW4 6HD
Approved 02 Aug '19
Garage conversion and ground floor rear 35 Sycamore Mews London SW4 0SY
Approved 07 Jun '19
Ground floor rear 615 Wandsworth Road London SW8 3JD
Approved 26 Jun '24
First floor rear and ground floor rear 7 Broadhinton Road London Lambeth SW4 0LU
Approved 21 May '21
Garden annex 7 The Chase London SW4 0NP
Approved 19 Dec '24
Garden annex 7 Broadhinton Road London Lambeth SW4 0LU
Show more

Average construction costs for the Lambeth area.

In the last year, the construction costs* we've seen for the Clapham area are as follows
Rear

£k

Side Infill

£k

Loft

£k

First Floor

£k

Try our build cost calculator
*Costs are up to ‘first fix’ and exclude VAT

More extensions we’ve completed in Lambeth

Explore designs, build costs and planning applications for more of our extensions.
Show all extensions

Why people near you love Resi

Over 10400 homeowners have trusted Resi with their home extensions — that’s more than any other architect in the UK.
Came across Resi in 2017 and have to say their service has been exceptional on all fronts. Prompt...
Ann Ground Rear
Alexander Ell Used to do initial design phase for a loft conversion and internal remodelling. Very helpful in t...
Alexander Ground Side
The best out there I have been with Resi now for over a year and they have looked after me well. They have helped me...
Dharam Two Storey Side
Luisa Wolf The planning permission (1st of that kind on my neighbourhood) for the extension of my house was...
Luisa Loft Main Dormer
Peter Spence So easy! Previous experience with face to face architect not great. But Resi are so easy to deal ...
Peter Ground Rear
Resi are a great investment! Resi have been great. We knew we needed help and saw a couple of “all in” firms before we found...
Helena Ground Rear
Patricia Ladly I had my reservations about getting design plans on-line but the whole process has been very prof...
Patricia Loft Main Dormer
STEVE BOWMAN Very impressed with the service and the attention to detail to my requirements. the team were ver...
Steve Ground Rear
Freddie White Great service, easy to use and very fast results, highly recommend. Easy process from start to fi...
Freddie Whole House New Build
Absolutely Brilliant! I was recommended to use Resi by a friend of mine. I found the whole process an absolute dream. F...
Ayisha Ground Side Infill

Feel confident knowing you're with the #1 architect on Trustpilot

Minimise planning risks with our 93% 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

Get an instant quote

Builders we work with in Lambeth

Lifestyle London Design & Build Ltd

5.0
2 reviews
Covers Clapham
12 Resi projects

Fittra Construction

Covers Clapham
5 Resi projects

N-Vico Ltd.

4.0
5 reviews
Covers Clapham
9 Resi projects

Kovacs Construction Ltd

4.0
7 reviews
Covers Clapham
37 Resi projects

Home Republic Limited

4.8
8 reviews
Covers Clapham
46 Resi projects

Flow Property Service Ltd

Covers Clapham
3 Resi projects
Check out our vetted builders
Other architects in Clapham

F Line Designs, London Central Portfolio Ltd, Rubrics Architects, Stephen Kavanagh Architects, AJK Architecture + Design Ltd, RDK Civil Engineering Limited, Armstrong Simmonds Architects Ltd

Other locations we do projects around Clapham

Stockwell, Nine Elms, Battersea, Brixton, Brixton Hill, Clapham Park, Clapham Junction, Angell Town, Tulse Hill, Balham,

Postcodes we serve in and around Clapham

SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW9, SW10, SW11, SW12, SW13

Get an instant design & planning quote

Check how much architectural designs and support through planning would cost for your extension
Get an instant quote

Contact

+44 208 068 4811 [email protected]
Instagram
Youtube
TikTok
Houzz
LinkedIn
Facebook
X

Locations

Popular Locations House Prices

Design

Design & Planning

Connect

Building Contractors Structural engineers Building control approvers CCTV drainage surveyors Party wall surveyors

Finance

About Resi finance Find a loan

Portfolio

Kitchen Bedroom Bathroom Garden Facade Ground floor First floor Loft

Resources

Research hub Advice centre FAQs Loft Conversion Costs UK 2025: A Complete Guide to Budgeting Your Build How much does a side return extension cost? House extension without planning permission: what are the rules? The cost of a rear extension in the UK and how to save some pennies House extensions: everything a homeowner needs to know

Free tools

Project cost calculator Permitted development quiz Home value estimator

Company

About us Careers Resi foundation Beam partnership Terms of use Privacy policy

Partners

Tradesperson sign up

Copyright © 2022 Resi Design Ltd.

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.