Crooked Billet architects.
Britain's No. 1

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

Save up to 50% off design + planning costs with Resi Ready

Get build-ready in as little as four-weeks

A planning team staffed by ex-council officers

Organise your entire project from one place

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, Aleks Pantazis, Awot Tesfai, Sarah Tapp, Leigh Harrington, ...

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

We've had 169 planning applications approved in Merton

Ground floor Rear

Denmark Road, SW19 4PQ

30 Aug '23

Loft Hip to gable with main dormer

Ridgway Place, SW19 4EP

31 Mar '21

Loft Main dormer

Albert Grove, SW20 8PY

17 Sep '21

Loft Main dormer

Albert Grove, SW20 8PY

17 Sep '21

First floor Rear

Amity Grove, SW20 0LQ

14 Oct '22

Ground floor Front

Melbury Gardens, SW20 0DL

28 Jul '21

Ground floor Wraparound

Trevor Road, SW19 3PW

04 Jul '22

Ground floor Wraparound

Trevor Road, SW19 3PW

04 Jul '22

Ground floor Wraparound

Trevor Road, SW19 3PW

04 Jul '22

Whole house Internal alteration

Belvedere Drive, SW19 7BY

27 Feb '23

Ground floor Wraparound

Amity Grove, SW20 0LJ

05 Oct '23

Two storey Wraparound

Bowling Green Mews, SW20 8DJ

29 Nov '23

Ground floor Rear

Kingston Road, SW20 8SF

05 Apr '22

Loft Main dormer

Kingston Road, SW20 8DX

17 Jun '19

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 Crooked Billet area

In the last year, the construction costs we've seen for the Crooked Billet 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 Crooked Billet

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 Crooked Billet love Resi

Over 8500 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

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

Stress less with support from your dedicated Account Manager

Collaborate with your designer on screen-sharing calls

Ensure quality with state of the art technology including laser scanners & 3D modelling software

Minimise planning risks with our 90% planning approval rate

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

Get introductions to vetted contractors you can trust

Receive a premium service at an affordable price thanks to Resi's proprietary technology & processes

Builders we work with in Crooked Billet

Home Republic Limited
4.7
7 reviews
Covers Crooked Billet
39 Resi projects
My Extension PM Ltd.
4.7
17 reviews
Covers Crooked Billet
108 Resi projects
Fittra Construction
Covers Crooked Billet
4 Resi projects
N-Vico Ltd.
3.3
3 reviews
Covers Crooked Billet
8 Resi projects
Kovacs Construction Ltd
4.0
7 reviews
Covers Crooked Billet
34 Resi projects
4 You Residential Ltd
Covers Crooked Billet
6 Resi projects
Check out our vetted builders
Other architects in Crooked Billet

iPlans, Design Extension, Ascania Architects, London Central Portfolio Ltd, MEW Architects, The Plan Hub, Barnes Design

Postcodes we serve in and around Crooked Billet

SW20, SW19, SW18, SW17, SW16, SW15, SW14, SW13, SW12, SW11, SW10, SW9

Speak to an expert

We’re always up for 30 min phone consultations to help you with your project.