Planning application
27 - 35 Mortimer Street London W1T 3BL
Works: Windows or glazing
Relates to 26/01159/ADV
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Alterations to shopfront including changes to front entrance doors; signage and other associated works. Linked with 26/01159/ADV
As published by the council, reference 26/01158/FULL
Application record
- Reference
- 26/01158/FULL
- Type
- Full Planning Permission Application
- Status
- Pending
- Received
- 24 Feb 2026
- Validated
- 30 Mar 2026
- Ward
- West End
- Postcode
- W1T 3BL
Site history
Applications at this address on the Westminster register
This site has had 3 applications since 2025: 2 approved, 0 refused.
-
26/01159/ADV Granted
27 - 35 Mortimer Street London W1T 3BL
Display of a halo illuminated (letters only) hanging sing measurng 0.45m x 0.7m. (Linked with 26/01158/FULL)
-
25/05956/FULL Granted
27 - 35 Mortimer Street London W1T 3BL
Erection of plant equipment at rear fifth floor roof level including air cooled air conditioning equipment; two condenser units and a dry air cooler within an acoustic enclosure.
Timeline
Dates from the published record
-
24 Feb 2026
Received by Westminster
-
30 Mar 2026
Validated
Checked as complete and ready for consideration.
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 25 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Westminster took a median of 66 days over the applications it decided in the last year.
Related applications
Cases linked to this one on the register
-
26/01159/ADV Granted
27 - 35 Mortimer Street London W1T 3BL
Display of a halo illuminated (letters only) hanging sing measurng 0.45m x 0.7m. (Linked with 26/01158/FULL)
1 later application on the register refers to this one:
-
26/01159/ADV Granted
27 - 35 Mortimer Street London W1T 3BL
Display of a halo illuminated (letters only) hanging sing measurng 0.45m x 0.7m. (Linked with 26/01158/FULL)
Who's behind it
Company information only, from the register and Companies House
Planning Potential Ltd. Agent, a planning consultancy registered in London
Active · incorporated 2005 · London
832 applications on PlanIndex · across 143 councils · 90% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
20 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 Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 91 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
-
27 - 35 Mortimer Street London W1T 3BL
Display of a halo illuminated (letters only) hanging sing measurng 0.45m x 0.7m. (Linked with 26/01158/FULL)
Granted Advertising 21 docs -
27 - 35 Mortimer Street London W1T 3BL
Erection of plant equipment at rear fifth floor roof level including air cooled air conditioning equipment; two condenser units and a dry air cooler within an acoustic enclosure.
Granted Full applications 17 docs -
University Of Westminster 32 - 38 Wells Street London W1T 3UW
Retention of five air conditioning units to the flat roof at first floor level on Booth's Place frontage.
Withdrawn Full applications 10 docs -
University Of Westminster 32 - 38 Wells Street London W1T 3UW
Installation of two air-conditioning units on flat roof on Booth's Place frontage.
Refused Full applications 8 docs -
University Of Westminster 32 - 38 Wells Street London W1T 3UW
Retention of two existing air conditioning units and erection of an acoustic enclosure to the first floor flat roof.
Granted Full applications 12 docs -
University Of Westminster 32 - 38 Wells Street London W1T 3UW
Details of acoustic screen around the proposed air conditioning units pursuant to Condition 5 of planning permission dated 20 November 2007 (RN: 07/07024).
Granted Full applications 3 docs
Other full applications
In Westminster
-
26/06295/FULL Awaiting decision
15 Warwick Way London SW1V 1QT
Installation of a new shopfront with Medication Dispensing Outlet.
-
26/06297/FULL Awaiting decision
15 Warwick Way London SW1V 1QT
Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.
-
26/06294/FULL Awaiting decision
15 Eaton Mews South London SW1W 9HP
Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.
-
26/06317/FULL Awaiting decision
124 Hamilton Terrace London NW8 9UT
Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06318/LBC)
-
26/06273/FULL Awaiting decision
9A Grosvenor Square London W1K 5AE
Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)