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Grahame Park architects.
Britain's No. 1

Roe Green Park 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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Barnet planning application stats

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



UK Average


Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Barnet's planning officers

Karina Conway, Kate Foster, Harvey Penn, Anestis Skoupras, Eva Quille, ...

170 Number of applications
6 - 276 days Submit to complete time
140 Granted applications
30 Refused applications
8w 2d Average decision time
See if you qualify for Permitted Development

We've had 140 planning applications approved in Barnet

Two storey Rear

Longfield Avenue, NW7 2SB

19 Oct '20

Ground floor Wraparound

Longfield Avenue, NW7 2EH

08 Dec '22

Ground floor Rear

Parkside, NW7 2LN

03 Oct '23

Two storey Rear

Parkside, NW7 2LJ

05 Feb '24

Garage Conversion

Lyndhurst Avenue, NW7 2AB

26 Apr '21

Ground floor Side

Silkstream road, HA8 0DE

29 Jun '18

Ground floor Wraparound

The Greenway, NW9 5AT

31 Aug '23

Ground floor Side and rear

Greenway Close, NW9 5AZ

30 Oct '20

Ground floor Side and rear

Greenway Close, NW9 5AZ

02 Oct '20

Ground floor Internal alteration

Brookfield Crescent, NW7 2DH

25 Mar '22

Ground floor Internal alteration

Brookfield Crescent, NW7 2DH

16 Aug '22

Ground floor Wraparound

Birkbeck Road, NW7 4BP

29 Nov '21

Ground floor Rear

Hale Grove Gardens, NW7 3LT

04 May '22

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

Average construction costs for the Grahame Park area

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



Side Infill




First Floor


Try our Construction Cost calculator

Here's just a few projects we've done near Grahame Park

West End Lane

West End Lane

Ground floor rear
Completed 2020
Planning authority Barnet

Ashurst Road

Ashurst Road

Ground floor rear
Completed 2021
Planning authority Barnet

Why people near Grahame Park 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...


Ground floor Side

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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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

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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 Grahame Park

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

Yellow Studio, Kwork Architects, Ace Engineering, Ace Engineering, The Planning Man, AGA Associates, Intellect C&c Limited

Postcodes we serve in and around Grahame Park

NW1, NW2, NW3, NW4, NW5, NW6, NW7, NW8, NW9, NW10, NW11, NW12

Speak to an expert

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