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Saint Helier architects.
Britain's No. 1

Rose Hill 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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Merton planning application stats

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

Merton

%

UK Average

%

Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Merton's planning officers

Wendy Wong Chang, Francis Saayeng, Lan Pham, Tim Bryson, Jonathan Lewis, ...

195 Number of applications
5 - 490 days Submit to complete time
179 Granted applications
16 Refused applications
8w 4d Average decision time
See if you qualify for Permitted Development

We've had 179 planning applications approved in Merton

Ground floor Rear

Buckfast road, SM4 5NA

04 Dec '19

Ground floor Rear

Buckfast road, SM4 5NA

05 Nov '19

Ground floor Rear

Langdon Road , SM4 6HA

05 Feb '20

Ground floor Rear

Bardney Road, SM4 5JL

28 Oct '21

Ground floor Rear

Bardney Road, SM4 5JL

09 Jun '21

Whole house Internal alteration

Hatherleigh Close, SM4 5AD

06 Mar '24

Loft Hip to gable with main dormer

Links Ave, SM4 5AA

20 May '24

Loft Hip to gable with main dormer

Links Ave, SM4 5AA

30 Jan '24

Garden Annex

Glastonbury Road, SM4 6PH

06 Sep '18

Garage Conversion

Kenley Road, SW19 3DP

18 Feb '19

Garage Conversion

Kenley Road, SW19 3DP

02 Oct '19

Garage Conversion

Kenley Road, SW19 3DP

18 Feb '19

Ground floor Rear

Grasmere Avenue, SW19 3DY

13 Mar '23

Ground floor Front

Grasmere Avenue, SW19 3DY

17 Mar '23

Ground floor Rear

Kenley Road, SW19 3DR

17 Dec '18

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

Average construction costs for the Saint Helier area

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

Rear

£k

Side Infill

£k

Loft

£k

First Floor

£k

Try our Construction Cost calculator

Here's just a few projects we've done near Saint Helier

Seaforth Ave

Seaforth Ave

Ground floor rear
Completed 2021
Planning authority Merton

Herbert Road

Herbert Road

Garage conversion
Ground floor side infill
Completed 2022
Planning authority Merton

Cecil Road

Cecil Road

Loft main dormer
Ground floor rear
Completed 2023
Planning authority Merton

Why people near Saint Helier love Resi

Over 8900 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

Loft Hip to gable with main dormer

Alexander Ell

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

Alexander

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...

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 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...

Helena

Ground floor 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 floor 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 floor Side infill

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