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Mortlake architects.
Britain's No. 1

Saint Mary the Virgin, Mortlake 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

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A planning team staffed by ex-council officers

Organise your entire project from one place

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

Constance Bickerton

Richmond upon Thames's planning officers

Nikita Gleeson, Nancy Collinge, Jane Woods, Chirag Bhavan, Lillian Durie, ...

130 Number of applications
6 - 366 days Submit to complete time
116 Granted applications
14 Refused applications
8w 4d Average decision time
See if you qualify for Permitted Development

We've had 116 planning applications approved in Richmond upon Thames

Ground floor Rear

Fitzgerald Road, SW14 8HA

21 Jul '21

Ground floor Side infill

Portman Avenue, SW14 8NX

10 Jan '19

Loft Main dormer

Mortlake High Street, SW14 8SL

24 Mar '23

Loft L shaped dormer

Bexhill Road, SW14 7NF

18 Sep '23

Ground floor Side

Elm Road, SW14 7JQ

15 Nov '19

Ground floor Side

Elm Road, SW14 7JQ

16 Jan '20

Ground floor Side

Elm Road, SW14 7JQ

04 Feb '20

Ground floor Side infill

Upper Richmond Road West, SW14 8DA

28 Jun '19

Whole house Facade alteration

Westfields Avenue, SW13 0AU

05 Dec '23

Ground floor Wraparound

Westfields Avenue, SW13 0AU

09 Aug '23

Ground floor Wraparound

Sheen Lane, SW14 8LZ

23 Aug '21

Ground floor Rear

Treen Ave, SW13 0JT

01 Sep '22

Ground floor Side infill

Cleveland Gardens, SW13 0AE

13 Apr '22

Ground floor Rear

Graemesdyke Avenue, SW14 7BH

02 May '19

Two storey Side

Staveley Gardens , W4 2SA

08 Nov '22

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 Mortlake area

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

The Avenue

The Avenue

Ground floor rear
Completed 2020
Planning authority Richmond upon Thames

Why people near Mortlake love Resi

Over 8100 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

Ground floor Rear

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

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

Be more likely get an 'A-okay' with our 93% 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 Mortlake

Home Republic Ltd
4.7
7 reviews
Covers Mortlake
39 Resi projects
My Extension PM Ltd.
4.7
17 reviews
Covers Mortlake
104 Resi projects
Fittra Construction
Covers Mortlake
4 Resi projects
N-Vico Ltd.
Covers Mortlake
6 Resi projects
Kovacs Construction Ltd
4.0
7 reviews
Covers Mortlake
30 Resi projects
4 You Residential Ltd
Covers Mortlake
6 Resi projects
Check out our vetted builders
Other architects in Mortlake

Wodu Architects, Studio Architecture, The Plan Hub, F Line Designs, MacAusland Design Ltd, SSD Architecture, Abstract Plans Ltd

Postcodes we serve in and around Mortlake

SW16, SW17, SW18, SW19, SW20, KT1, KT2, KT3, KT4, KT5, KT6, KT7

Speak to an expert

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