Planning application
993, Great West House, Hounslow, Brentford, TW8 9DF
Works: Extension Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Extension of the existing rooftop plant areas at the 12th and 18th floors of Great West House, including new terrace areas enclosed by glazed balustrades.
As published by the council, reference P/2026/1971
Application record
- Reference
- P/2026/1971
- Type
- PF-Full Applications
- Status
- Pending As published: REGISTERED: Under Assessment
- Received
- 3 Jul 2026
- Validated
- 6 Aug 2026
- Ward
- Brentford West
- Postcode
- TW8 9DF
Timeline
Dates from the published record
-
3 Jul 2026
Received by Hounslow
-
6 Aug 2026
Validated
Checked as complete and ready for consideration.
-
16 Aug 2026
Added to PlanIndex
-
5 Sep 2026
Status changed to REGISTERED: Under Assessment
Previously REGISTERED: Under Consultation.
-
Decision
Awaiting decision
Decision expected by 1 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Hounslow took a median of 56 days over the applications it decided in the last year.
Documents
Plans, drawings, consultee responses and the officer's report
6 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with Hounslow for determination, against a statutory target of eight weeks. Over the last year Hounslow decided full applications in a median of 79 days. More in our guide to how long planning decisions take.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
GW2, Great West House,Great West Road,Brentford,TW8 9DF
Non Material Amendment to amend the wording of the description of development following permission PAC/2024/1398 dated 15/08/2024 for Prior Approval notification for the change of use of the office floorspace (Class E) to provide 7,008sqm of residential floorspace (Class C3) to create 110 new units.
Granted Amendments 3 docsMajor scheme -
983 Great West House, Gw1,Great West Road,Brentford,TW8 9DF
Non Material Amendment to amend the wording of the description of development of permission PAC/2024/1397 dated 15/08/2024 for Prior Approval notification for the change of use of the office floorspace (Class E) to provide 11,516sqm of residential floorspace (Class C3) to create 153 new units
Granted Amendments 3 docsMajor scheme -
GREAT WEST HOUSE,993 GREAT WEST ROAD,BRENTFORD,TW8 9DF
Installation of three external advertisements, one free-standing advertisement hoarding comprising two illuminated adverts and one illuminated advertisement hoarding on the existing office building
Granted Advertising 7 docs -
GW2 GREAT WEST HOUSE, 983 GREAT WEST ROAD, BRENTFORD, TW8 9DF
89% historically approved · decision due ~15 Jun
Details of condition 7 (Delivery and Servicing Plan ) and condition 8 (Travel Plan) submitted pursuant to planning permission PAC/2024/1398 dated 15/08/2024 for Prior Approval notification for the change of use of the building from office floorspace (Class E) to provide 7,008sqm of residential floorspace (Class C3) to create 110 new units
Awaiting decision Conditions 11 docsMajor scheme -
GW1 GREAT WEST HOUSE, 983 GREAT WEST ROAD, BRENTFORD, TW8 9DF
89% historically approved · decision due ~16 Jun
Details of condition 7 (Delivery and Servicing Plan) and condition 8 (Travel Plan) submitted pursuant to planning permission PAC/2024/1397 dated 15/08/2024 for Prior Approval notification for the change of use of the office floorspace (Class E) to provide 11,516sqm of residential floorspace (Class C3) to create 153 new units
Awaiting decision Conditions 12 docsMajor scheme -
Great West House, Great West Road, Brentford TW8 9DF
Prior approval for change of use of the ground, 12th and 18th floors of Great West House from offices Class E to residential accommodation Class C3.
Granted Outline 30 docs
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