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The Wrythe architects.
Britain's No. 1

Musgrove Park may be popular, but wait until people see your new home extension, designed by Trustpilot's highest-rated UK architectural practice.

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A planning team staffed by ex-council officers

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Sutton planning application stats

Our planning permission win rate for the Sutton area is as follows:



UK Average


Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Sutton's planning officers

Sam Brodie, John Grierson, Alexandra Lee, Steven Hoang, Morgan Cheung, ...

70 Number of applications
23 - 163 days Submit to complete time
63 Granted applications
7 Refused applications
8w 0d Average decision time
See if you qualify for Permitted Development

We've had 63 planning applications approved in Sutton

Garage Conversion

St Andrews Road, SM5 2DY

18 Nov '20

Ground floor Rear

Almond Avenue, SM5 2BP

26 May '23

Two storey Wraparound

Elgin road, SM1 3SN

20 Mar '19

Ground floor Side infill

Westmead Road , SM1 4JG

08 Mar '21

Ground floor Side and rear

Thornton Road, SM5 1NJ

15 Dec '22

Ground floor Side and rear

Thornton Road, SM5 1NJ

06 Feb '23

Loft Main dormer

Buckhurst Avenue, SM5 1PD

25 Nov '19

Ground floor Rear

Burleigh Avenue, SM6 7JQ

21 Apr '20

Ground floor Rear

Burleigh Avenue, SM6 7JQ

15 Apr '20

Ground floor Side infill

Salisbury Road, SM5 3HA

11 Dec '23

Loft L shaped dormer

Cumnor Road, SM2 5DW

08 Apr '22

Garden Annex

Wood Street, CR4 4JS

08 Jul '22

First floor Internal alteration

Brandon Road, SM1 1RP

29 Nov '22

Ground floor Rear

Dibdin Road, SM1 2PQ

01 Sep '22

The above are all actual Resi projects in and around Sutton. Projects have been anonymised in accordance with GDPR data regulations.

Average construction costs for the The Wrythe area

In the last year, the construction costs we've seen for the The Wrythe area are as follows:



Side Infill




First Floor


Try our Construction Cost calculator

Here's just a few projects we've done near The Wrythe

Why people near The Wrythe love Resi

Over 8400 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...


Ground floor Rear

Alexander Ell

Used to do initial design phase for a loft conversion and internal remodelling. Very helpful in t...


Loft Main dormer

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...


Two storey Side

Luisa Wolf

The planning permission (1st of that kind on my neighbourhood) for the extension of my house was...


Loft Main dormer

Peter Spence

So easy! Previous experience with face to face architect not great. But Resi are so easy to deal ...


Ground floor 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...


Ground floor Rear

Patricia Ladly

I had my reservations about getting design plans on-line but the whole process has been very prof...


Loft Main dormer


Very impressed with the service and the attention to detail to my requirements. the team were ver...


Ground floor Rear

Freddie White

Great service, easy to use and very fast results, highly recommend. Easy process from start to fi...


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...


Ground floor Side infill

You'd be with the numero uno in architecture category on Trustpilot

Be more likely get an 'A-okay' with our 90% planning approval rating.

A dedicated Account Manager to help you through the process's more stressful moments

Keep your project on time & budget with our project management app

Screen-share with your designer, rather than inconvenient home visits

Get intro'd to vetted builders who've been around the (extension) block before

We use bleeding-edge new tech like laser scanners and 3D modelling software

Receive a premium service at an affordable price thanks to our proprietary technology & processes

Builders we work with in The Wrythe

Home Republic Limited
7 reviews
Covers The Wrythe
39 Resi projects
Fittra Construction
Covers The Wrythe
4 Resi projects
N-Vico Ltd.
3 reviews
Covers The Wrythe
8 Resi projects
Kovacs Construction Ltd
7 reviews
Covers The Wrythe
31 Resi projects
4 You Residential Ltd
Covers The Wrythe
6 Resi projects
Lifestyle London Design & Build Ltd
2 reviews
Covers The Wrythe
7 Resi projects
Check out our vetted builders
Other architects in The Wrythe

Sufair Ltd, Barnes Design, iPlans, The Plan Hub, CGA Design & Build Ltd, Evolve Party Wall Surveyors & Evolve Design Architecture, Happy Building

Postcodes we serve in and around The Wrythe

SM6, SM7, KT19, BR6, BR5, BR4, BR3, BR2, BR1, SE25, SE24, SE23