Mayfair architects.
Britain's No. 1
Grosvenor Square may be popular, but wait until people see your new home extension, designed by Trustpilot's highest-rated UK architectural practice.
“Resi solves so many pain points for home renovators” — Sheena Amin, ITV
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
Westminster planning application stats
Our planning permission win rate for the Westminster area is as follows:
%
%
Danielle Price
Former Wigan Council Planning OfficerTristan Goldsmid, Morgan Cheung, Ernie Cheung, Seana McCaffrey, William Philps, ...
We've had 18 planning applications approved in Westminster
Whole house Internal alteration
Chester Street, SW1X 7BB
Whole house Internal alteration
Chester Street, SW1X 7BB
Airspace New floor
Chester Street, SW1X 7BB
Ground floor Rear
Cosway Street, NW1 5NR
Ground floor Rear
Cosway street, NW1 5NR
Ground floor Rear
Cosway Street, NW1 5NR
Whole house Flat conversion
Horseferry Road, SW1P 2EE
Ground floor Internal alteration
Eccleston Square Mews, SW1V 1QN
Ground floor Rear
Tryon Street, SW3 3LG
Loft Mansard roof
Gloucester Terrace, W2 6HT
Loft Mansard roof
Gloucester Terrace, W2 6HT
Ground floor Internal alteration
George’s Square, SW1V 3QN
Ground floor Internal alteration
Maida Vale, W9 1SE
The above are all actual Resi projects in and around Westminster. Projects have been anonymised in accordance with GDPR data regulations.
Average construction costs for the Mayfair area
In the last year, the construction costs we've seen for the Mayfair area are as follows:
Rear
£k
Side Infill
£k
Loft
£k
First Floor
£k
Here's just a few projects we've done near Mayfair
Why people near Mayfair 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
Ground floor Rear
Used to do initial design phase for a loft conversion and internal remodelling. Very helpful in t...
Alexander
Loft Main dormer
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
The planning permission (1st of that kind on my neighbourhood) for the extension of my house was...
Luisa
Loft Main dormer
So easy! Previous experience with face to face architect not great. But Resi are so easy to deal ...
Peter
Ground floor Rear
Resi have been great. We knew we needed help and saw a couple of “all in” firms before we found...
Helena
Ground floor Rear
I had my reservations about getting design plans on-line but the whole process has been very prof...
Patricia
Loft Main dormer
Very impressed with the service and the attention to detail to my requirements. the team were ver...
Steve
Ground floor Rear
Great service, easy to use and very fast results, highly recommend. Easy process from start to fi...
Freddie
Whole house New build
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 Mayfair
Other architects in Mayfair
Dominic McKenzie Architects, Sera Homes Ltd, Plans Express, Ace Engineering, Ascania Architects, AGA Associates, M&A House Maintenance
Other locations we do projects around Mayfair
Portman Estate, Soho, Marylebone, St James's, Chinatown, Hyde Park, Fitzrovia, St Giles, Belgravia, Charing Cross,
Postcodes we serve in and around Mayfair
W1, W2, WC1, WC2, EC1, EC2, EC3, EC4, NW1, NW2, NW3, NW4
Speak to an expert
We’re always up for 30 min phone consultations to help you with your project.
Copyright © 2022 Resi Design Ltd.
Resi Design Ltd. trading as 'Resi' | Company No: 10471125
We are proud to employ architects registered with the Architects Registration Board and were awarded the mark for The Mayor's Good Work Standard for fair pay & conditions, wellbeing, skills, progression, diversity and recruitment.