Planning Atlas
Planning Atlas›Westminster›…West End wardW1W 8HF›25/08683/FULL
Planning application · Westminster

25/08683/FULL.

Third Floor Mappin House 4 Winsley Street London W1W 8HF

Full / Other Planning at Third Floor Mappin House 4 Winsley Street London W1W 8HF, received 27 Nov 2025 — approved on 7 Apr 2026 (delegated, Priscilla Ogie).

Westminster›West End›W1W 8HF›25/08683/FULL
ApprovedRefusedOther
At a glance · this applicationWestminster profile →
Approved
Outcome
7 Apr 2026
19 wks
Decision time
11 wks over the 8-week target
—
Conditions
not captured
26
Documents
26 linked
0
Objections
0 in support
No
Appeal
none recorded
Record from the Westminster planning register as captured; documents link to the council's own files. Nearby applications are context, not part of this application.
Application

What is it?

Removal and replacement of air conditioning units at roof level. (Linked with 25/08684/LBC)

Reference
25/08683/FULL
Type
Full Planning Permission Application
Site
Applicant
Agent / consultant
Case officer
Postcode
Ward
Council
Received
27 Nov 2025
Target date
22 Jan 2026
Decision date
7 Apr 2026
Decision route
Delegated (officer)
Status
Decided
Council register
Reference
25/08683/FULL
Type
Full Planning Permission Application
Site
Show all 15 rows
Applicant
Agent / consultant
Case officer
Postcode
Ward
Council
Received
27 Nov 2025
Target date
22 Jan 2026
Decision date
7 Apr 2026
Decision route
Delegated (officer)
Status
Decided
Council register
Documents

What was filed?

Document
Published
View
GRANT OF FULL PP [PE]
7 Apr 2026
DELEGATED REPORT
7 Apr 2026
ACK-GENERAL LETTER (G/P/C)
21 Feb 2026
CNSLT-LA SOCIETY
21 Feb 2026
CNSLT-LA SOCIETY
21 Feb 2026
SITE NOTICE 21 OR 28 DAYS IF T&C APPL.
21 Feb 2026
NEIGHBOUR NOTIFICATION LETTER (21D)
21 Feb 2026
APPLICATIONFORMREDACTED
27 Nov 2025
LOCATION PLAN
27 Nov 2025
HERITAGE_DESIGN AND ACCESS STATEMENT
27 Nov 2025
GRANT OF FULL PP [PE]
7 Apr 2026
DELEGATED REPORT
7 Apr 2026
ACK-GENERAL LETTER (G/P/C)
21 Feb 2026
Show all 10 rows
CNSLT-LA SOCIETY
21 Feb 2026
CNSLT-LA SOCIETY
21 Feb 2026
SITE NOTICE 21 OR 28 DAYS IF T&C APPL.
21 Feb 2026
NEIGHBOUR NOTIFICATION LETTER (21D)
21 Feb 2026
APPLICATIONFORMREDACTED
27 Nov 2025
LOCATION PLAN
27 Nov 2025
HERITAGE_DESIGN AND ACCESS STATEMENT
27 Nov 2025

Documents open on the Westminster portal (the portal needs its documents tab opened first — the link handles that). View the application page ↗

Decision

What happened?

Approved on 7 Apr 2026, delegated decision by Priscilla Ogie — 19 weeks from submission (11 over the 8-week target).

Timeline

Date
Event
27 Nov 2025
Application received
22 Jan 2026
Statutory target date
7 Apr 2026
Delegated decision: Approved · Priscilla Ogie
27 Nov 2025
Application received
22 Jan 2026
Statutory target date
7 Apr 2026
Delegated decision: Approved · Priscilla Ogie

Public response

Measure
Count
Objections
0
In support
0
Total comments
0
Objections
0
In support
0
Total comments
0
People

Who is involved?

Name
Role
Applicant — the party who applied, not necessarily the owner
Agent · consultant profile
Case officer — delegated decision
Applicant — the party who applied, not necessarily the owner
Agent · consultant profile
Case officer — delegated decision
Place

What affects it?

Context around the site — not part of this application. Designations over the site: use the map's designations filter (conservation areas, listed buildings, Article 4, flood risk …). Decisions within 250 metres of the site are listed below — context, not this application.

Other applications within 250 metres (context — nearby, not this application)

No other geocoded decision is recorded within 250 metres.