Osterley architects.
Britain's No. 1
Osterley Park may be popular, but wait until people see your new home extension.
We’re Britain’s #1 architectural practice for all-things extending
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Hounslow planning application stats
Applications in Osterley are decided by the Hounslow planning team. Our planning permission win rate is...
82%
vs 87% national average
Danielle Price
Former Wigan Council Planning OfficerLucia Orsi, Alejandra Nino, Joedee McKenzie-Headley,...
We've had 114 applications approved in Hounslow.
Average construction costs for the Hounslow area.
In the last year, the construction costs* we've seen for the Osterley area are as follows
Rear
£k
Side Infill
£k
Loft
£k
First Floor
£k
More extensions we’ve completed in Hounslow
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.
Feel confident knowing you're with the #1 architect on Trustpilot
Minimise planning risks with our 93% planning approval rate
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Ensure quality with state of the art technology including laser scanners & 3D modelling software
Receive a premium service at an affordable price thanks to Resi's proprietary technology & processes
Builders we work with in Hounslow
Fittra Construction
Other architects in Osterley
Ace Engineering, F Line Designs, Plansing, The Plan Hub, SSD Architecture, The Planning Man, Plans Express
Other locations we do projects around Osterley
Lampton, Spring Grove, Woodlands, Heston, Isleworth, Norwood Green, North Hyde, Hounslow West, Hanwell, Hounslow,
Postcodes we serve in and around Osterley
TW7, TW8, TW9, TW10, TW11, TW12, TW13, TW14, TW15, TW16, TW17, TW18
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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.