Sipson architects.
Britain's No. 1

Cranford 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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Hillingdon planning application stats

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

Hillingdon

%

UK Average

%

Resi's planning consultant

Jordan Macann

Former Wandsworth Council Planning Officer
Hillingdon's planning officers

Christos Chrysanthou, Rebekah McCullough, Natasha Vernal, Agatha Dutton, Niamh McMenamin, ...

85 Number of applications
15 - 301 days Submit to complete time
77 Granted applications
8 Refused applications
8w 6d Average decision time
See if you qualify for Permitted Development

We've had 77 planning applications approved in Hillingdon

Garage Conversion

Raywood Close, UB3 5NL

28 Mar '23

Two storey Side and rear

Thornton Avenue, UB7 9JY

04 May '22

Ground floor Side

Thornton Avenue, UB7 9JY

15 Nov '18

Two storey Side

Smaldon Close, UB7 9EH

04 Jul '18

Whole house New build

Rutters close, UB7 9AL

12 Mar '19

Ground floor Internal alteration

Furzeham Road, UB7 9DD

07 May '21

Two storey Side

Eton Road, UB3 5HR

28 Apr '23

Ground floor Wraparound

Clarendon road, UB3 1BZ

05 Apr '22

Ground floor Wraparound

Clarendon road, UB3 1BZ

01 Jul '22

Ground floor Rear

Carfax Road, UB3 4RB

03 May '22

Ground floor Wraparound

Corwell Lane, UB8 3DE

19 Feb '21

Ground floor Side

The Hawthorns, SL3 0QW

01 Jul '19

Ground floor Front

St Clement close , UB8 3ST

27 Jun '23

Ground floor Rear

Corwell Lane, UB8 3DD

27 May '22

Ground floor Rear

Hatton Green, TW14 0ND

21 Apr '20

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

Average construction costs for the Sipson area

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

Why people near Sipson 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

Loft Hip to gable with main dormer

Alexander Ell

Used to do initial design phase for a loft conversion and internal remodelling. Very helpful in t...

Alexander

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...

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

100% recommend Resi to help you through the struggles

Resi were a breathe of fresh air to work with. They are responsive, proactive, knowledgable and h...

Kevin

Ground floor Side

I could not be happier with the services provided by Resi, very professional, and extremely helpf...

Mark

Loft No dormer

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Builders we work with in Sipson

Home Republic Limited
4.7
7 reviews
Covers Sipson
39 Resi projects
My Extension PM Ltd.
4.7
17 reviews
Covers Sipson
108 Resi projects
Fittra Construction
Covers Sipson
4 Resi projects
N-Vico Ltd.
3.3
3 reviews
Covers Sipson
8 Resi projects
Kovacs Construction Ltd
4.0
7 reviews
Covers Sipson
34 Resi projects
4 You Residential Ltd
Covers Sipson
6 Resi projects
Check out our vetted builders
Other architects in Sipson

Middlesex & Herts Architectural Services, KevCADs, Kwork Architects, F Line Designs, SSD Architecture, PlanApps, F Line Designs

Postcodes we serve in and around Sipson

UB7, UB8, UB9, UB10, UB11, HA0, HA1, HA2, HA3, HA4, HA5, HA6

Speak to an expert

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