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St Giles architects.
Britain's No. 1

British Museum 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

Organise your entire project from one place

Camden planning application stats

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



UK Average


Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Camden's planning officers

Daren Zuk, Joanne Clark, Ewan Campbell, Alex Kresovic, Ben Green, ...

34 Number of applications
34 - 392 days Submit to complete time
31 Granted applications
3 Refused applications
18w 5d Average decision time
See if you qualify for Permitted Development

We've had 31 planning applications approved in Camden

Whole house Facade alteration

Great Percy Street, WC1X 9QR

21 Apr '20

Whole house Flat conversion

Horseferry Road, SW1P 2EE

10 Nov '21

Whole house Internal alteration

Chester Street, SW1X 7BB

09 Jun '22

Airspace New floor

Chester Street, SW1X 7BB

30 May '22

Whole house Internal alteration

Chester Street, SW1X 7BB

03 Oct '22

Ground floor Internal alteration

Eccleston Square Mews, SW1V 1QN

26 Oct '21

Whole house Internal alteration

Nelson Terrace, N1 8DG

24 Dec '21

Ground floor Rear

Doves Yard, N1 0HQ

07 Dec '21

Ground floor Rear

Cosway street, NW1 5NR

19 Jun '19

Ground floor Rear

Cosway Street, NW1 5NR

27 Oct '20

Ground floor Rear

Cosway Street, NW1 5NR

22 Feb '21

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

Average construction costs for the St Giles area

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



Side Infill




First Floor


Try our Construction Cost calculator

Here's just a few projects we've done near St Giles

Why people near St Giles 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 R...


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 St Giles

Home Republic Limited
7 reviews
Covers St Giles
39 Resi projects
Fittra Construction
Covers St Giles
4 Resi projects
BDL Development Ltd
3 reviews
Covers St Giles
11 Resi projects
N-Vico Ltd.
3 reviews
Covers St Giles
8 Resi projects
Kovacs Construction Ltd
7 reviews
Covers St Giles
31 Resi projects
4 You Residential Ltd
Covers St Giles
6 Resi projects
Check out our vetted builders
Other architects in St Giles

Unique Designers, Gray and Cross Architects, Patrick Ettwein Architect, Other Studio Architects, Ace Engineering, Dominic McKenzie Architects, InkArchitects

Postcodes we serve in and around St Giles

WC1, WC2, EC1, EC2, EC3, EC4, W1, W2, NW1, NW2, NW3, NW4

Speak to an expert

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