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East Twickenham architects.
Britain's No. 1

Marble Hill House 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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Richmond upon Thames planning application stats

Our planning permission win rate for the Richmond upon Thames area is as follows:

Richmond upon Thames


UK Average


Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Richmond upon Thames's planning officers

Matt Bayley, Roberta Henriques, Jackson Morgan, Jeremy MacIsaac, Georgia Nicol, ...

135 Number of applications
6 - 366 days Submit to complete time
120 Granted applications
15 Refused applications
8w 5d Average decision time
See if you qualify for Permitted Development

We've had 120 planning applications approved in Richmond upon Thames

Loft Main dormer

Cambridge Road, TW1 2HL

25 Sep '20

Ground floor Rear

Richmond road, TW1 2NN

07 Mar '24

Loft Mansard roof

The Hermitage, Richmond, TW10 6SH

15 Apr '24

Loft Mansard roof

The Hermitage, Richmond, TW10 6SH

15 Apr '24

Ground floor Rear

St Margarets Road, TW1 1NP

25 Aug '23

Ground floor Internal alteration

Godstone Road , TW1 1JY

05 Jun '24

Ground floor Side infill

South Western Road, TW1 1LG

24 Jun '19

Loft Outrigger dormer

South Western Road, TW1 1LG

01 Sep '21

Ground floor Rear

Orchard Road, TW1 1LX

23 Dec '19

Loft Outrigger dormer

Chertsey Road, TW1 1JQ

02 Apr '24

Ground floor Rear

St Margaret’s Road, TW1 1PN

16 Jan '23

Whole house Internal alteration

Newry Road, TW1 1PL

08 Oct '20

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

Average construction costs for the East Twickenham area

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



Side Infill




First Floor


Try our Construction Cost calculator

Here's just a few projects we've done near East Twickenham

The Avenue

The Avenue

Ground floor rear
Completed 2020
Planning authority Richmond upon Thames

Why people near East Twickenham 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

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Builders we work with in East Twickenham

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