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Keston Mark architects.
Britain's No. 1

Keston Common may be popular, but wait until people see your new home extension.

Kellerton Road, Lewisham
Longlands Road, Bexley
Benhurst Gardens, Croydon
Lebanon Road, Croydon
Southbrook Road, Lewisham
Clifford Road, Croydon
Derby Hill, Lewisham
Queen Mary Road, Croydon
Elwill Way, Bromley
The Penge House, Bromley
Holme Lacey Road, Lewisham
Sidney Road, Bromley

We’re Britain’s #1 architectural practice for all-things extending

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Bromley planning application stats

Applications in Keston Mark are decided by the Bromley planning team. Our planning permission win rate is...

90%

vs 87% national average
Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Bromley's planning officers

Andy Lambert, James Baddeley, Stephanie Gardiner,...

333 Number of applications
299 Granted applications
34 Refused applications
0 - 1380 days Submit to complete time
9w 0d Average decision time

We've had 333 applications approved in Bromley.

Approved 14 Nov '24
Loft hip to gable & conversion 26 Jackson Road Bromley BR2 8NP
Approved 14 Nov '24
Ground floor rear & side 26 Jackson Road Bromley BR2 8NP
Approved 02 Apr '24
Ground floor rear and loft conversion 18 Husseywell Crescent Hayes Bromley BR2 7LN
Approved 25 Mar '22
Ground floor rear 119 Birch Tree Avenue West Wickham BR4 9EQ
Approved 01 Apr '22
Unknown extension type 62 Cherry Tree Walk West Wickham BR4 9EH
Approved 23 May '22
Two storey rear & side and loft main dormer & conversion 62 Cherry Tree Walk West Wickham BR4 9EH
Approved 31 Aug '21
Ground floor rear & side 75 Birch Tree Avenue West Wickham BR4 9EQ
Approved 10 May '21
Ground floor rear & side and loft conversion 59 Hayes Hill Hayes Bromley BR2 7HN
Approved 25 Nov '20
Two storey rear & side and first floor rear & side and ground floor rear & side 44 Chatham Avenue Hayes Bromley BR2 7QD
Approved 16 Oct '20
Ground floor rear 15 Stuart Avenue Hayes Bromley BR2 7JX
Approved 28 Apr '20
Ground floor rear 8 Regents Drive Keston BR2 6BU
Approved 09 Mar '20
Ground floor rear 134 Pickhurst Rise West Wickham BR4 0AW
Approved 22 May '19
Ground floor rear 8 Wellbrook Road Orpington BR6 7AB
Approved 10 Oct '18
Unknown extension type Copley Dene 34 Wilderness Road Chislehurst BR7 5EY

Average construction costs for the Bromley area.

In the last year, the construction costs* we've seen for the Keston Mark area are as follows
Rear

£k

Side Infill

£k

Loft

£k

First Floor

£k

*Costs are up to ‘first fix’ and exclude VAT

More extensions we’ve completed in Bromley

Explore designs, build costs and planning applications for more of our extensions.

Why people near you love Resi

Over 10300 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… Came across Resi in 2017 and have to say their service has been exceptional on all fronts. Prompt...
Ann Ground Rear
Alexander Ell Used to do initial design phase for a loft conversion and internal remodelling. Very helpful in t...
Alexander Loft Main Dormer
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 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 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 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 Side Infill
Sarah Boothe would highly recommend this company, worked with Alessio on our planning application for our rea...
Sarah Ground Side And Rear

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Builders we work with in Bromley

Lifestyle London Design & Build Ltd

5.0
2 reviews
Covers Keston Mark
12 Resi projects

N-Vico Ltd.

4.0
5 reviews
Covers Keston Mark
9 Resi projects

My Extension PM Ltd.

4.8
29 reviews
Covers Keston Mark
144 Resi projects

Kovacs Construction Ltd

4.0
7 reviews
Covers Keston Mark
37 Resi projects

Home Republic Limited

4.7
7 reviews
Covers Keston Mark
45 Resi projects

Flow Property Service Ltd

Covers Keston Mark
3 Resi projects
Other architects in Keston Mark

GM Design Consultants, Orb Property Planning, Well St Studio, RIBA Chartered Practice, Quote Builders Ltd, RDK Civil Engineering Limited, MTA (Michael Trentham Architects), Frances Norman Ltd

Postcodes we serve in and around Keston Mark

BR6, BR5, SE1, SE2, SE3, SE4, SE5, SE6, SE7, SE8, SE9, SE10

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