Development Intent
AtlasWestminsterOfficersJonathon Metcalfe
Case officer · Westminster Planning

Jonathon Metcalfe.

Active — last recorded decision May 2026

A case officer at Westminster with an approval rate of 86% across 465 decided planning applications, spanning 9 wards.[1] Decision speed and appeal performance publish when decision notices are ingested.

Planning officer465 decisions86% approvalSave
Westminster · ward map
Approval rate — by ward
Lower ~68%
Higher ~90%
ShowingAll years · subscriber →across all years on record — a period re-scopes the headline figures and the trend
At a glanceEach metric links to the investigation behind it
All investigations →
465
Applications
2020–26
Approval rate over time — tougher or softer 🔒Dashed line = London average
avg 81%87%202084%202185%202272%202389%202495%202588%2026
Approval-rate trend is subscriber dataSubscribe to see the trend →
What they decide — by application type
How they compareVersus peers
Approval rate86% · 53rd of 76
higher is betterdashed = London avg
Decision time · publishes with decision notices
in development
Appeal overturn · publishes with decision notices
in development
How this officer decides — from their own reports319 officer reports parsed
48%
Approves despite concerns
of approvals record a documented reservation
6%
Negotiated approvals
approvals mentioning revisions/amendments
20%
"On balance" reports
reports using explicit balancing language
88%
Bespoke reasoning
of report text written for the case, not recited
What they write about — vs Westminster's average officer

Topic mentions per 1,000 words of their own report text (boilerplate stripped), indexed against all parsed Westminster reports. Attention, not stance.

Noise & disturbance
2.91× borough avg
Outlook & amenity
1.77× borough avg
Precedent & consistency
1.7× borough avg
Privacy & overlooking
1.58× borough avg
Flooding & drainage
1.44× borough avg

Mark = borough average (1×). Bar capped at 2×.

How they reason — coded from their reports

Metcalfe's caseload centres on plant/air conditioning installations and roof-level alterations in Knightsbridge, Covent Garden and Albert Gate conservation areas, and he is consistently precise about cumulative plant effect — assessing a new installation against exactly what plant has already been permitted in the same lightwell or roof area, rather than judging it in isolation. His acoustic assessments name the specific nearest noise-sensitive window and record the Environmental Sciences/Environmental Health team's own finding on the acoustic report, not just that a report was submitted. On Neighbourhood Forum objections he treats specific numbered Neighbourhood Plan policies as live, citable material considerations rather than background context, working through each cited policy in turn.

Observable habits

· assesses new plant/AC installations against the cumulative effect of plant already permitted in the same lightwell or roof area, not in isolation

· names the specific nearest noise-sensitive window/property and records the technical consultee's (Environmental Sciences/Health) own finding on the submitted acoustic report

· works through Neighbourhood Forum objections policy by numbered policy (e.g. KBR21, KBR27, KBR34) as live material considerations rather than summarising them generically

· credits a prior Planning Inspector decision on the same site as directly informing the current design judgement where one exists

What their reports consistently look for

· what this officer's reports consistently look for: what plant equipment has already been permitted in the same lightwell/roof area, to assess cumulative rather than isolated impact

· what this officer's reports consistently look for: the specific nearest noise-sensitive window and the technical consultee's own finding on the acoustic report

· what this officer's reports consistently look for: each numbered Neighbourhood Plan policy an objector cites, addressed individually rather than dismissed as a group

Assigned Jonathon Metcalfe on a live case?What they pay attention to, how they reason, and what their reports consistently look for — so you can address it before they raise it.Subscribe to unlock →
In their own words

There are already a considerable number of air conditioning units within the lightwell, with permission granted for air conditioning units in 2013 (RN: 13/09301/FULL) and 2014 (RN's: 14/01228/FULL & 14/03472).

20/00794/FULL

Assessment of the proposed noise levels have been made in relation to the nearest neighbouring window, indicated as the nearest top floor window of neighbouring 40 Long Acre

20/00618/FULL

Of relevance for design considerations are the findings of the Planning Inspectors decision (RN: APP/X5990/D/18/3205418) where the Inspector concluded that the proposed first floor extension was considered acceptable in design terms

20/00001/FULL

Measured from 319 published Westminster officer reports written by this officer, with recited policy boilerplate stripped before any counting. These describe how this officer works and writes — they are not outcome predictions. Every quote is from a named public report.

Policy playbook — what this officer cites[3]

The policies this officer cites most in their own reports — times cited across 319 parsed reports. Whether refusals citing each survive appeal isn't traced per policy yet.

DES 1
38 times cited
S25
36 times cited
S28
36 times cited
DES 9
33 times cited
DES 5
26 times cited
KBR1
21 times cited
DES 10
20 times cited
DES 6
16 times cited
Which policies this officer leans on is subscriber intelligenceSubscribe to unlock →
Decisions by ward

Where this officer's caseload concentrates, 2020–26.[1] Click the map above to focus this page on a ward, or a row to open the ward.

Recent applications
Address
Reference
Type
Outcome
Date
26/01914/FULL
Full Planning Permission Application
Refused
2026-05-29
26/03516/FULL
Full Planning Permission Application
2026-05-28
26/01914/FULL
Full Planning Permission Application
Refused
2026-05-29
26/03516/FULL
Full Planning Permission Application
2026-05-28
Full application history locked
Subscribe to see all 465 decisions →
Consultants approved most— subscriber data
1. Montagu Evans
2. Gerald Eve LLP
3. Rolfe Judd Planning
4. Savills
At a glance
OfficerJonathon Metcalfe
RolePlanning officer
Experience
Applications465 (2020–26)
Approval rate86%
London approval avg81%
Who decides here
GovernmentMayor of LondonCouncilCommitteeOfficersDecisionsApplicantsInspectorate
Related investigations
When committees overrule officers like this one →
How often members depart from officer recommendations, and how those overrides fare at appeal.
How much gets decided without a committee →
The delegated share by borough and officer — where the real power over decisions sits.
Sources & method
  1. [1]Applications decided, approval rate, per-year trend and ward breakdown — London Borough of Westminster planning register and published decision notices, 2020–26. · methodology
  2. [2]Appeal overturn and decision-time benchmarks — Planning Inspectorate (PINS) appeal decisions and application date pairs; not yet computed per officer, shown as a dash until they are. · PINS appeals casework
  3. [3]Condition load — mean effective conditions attached to Westminster decision notices (grant/split), parsed from the published notice text; a borough figure, not yet split per case officer.
  4. [4]"How this officer decides", the policy playbook and all quotes — parsed from 319 published Westminster officer reports written by this officer, recited policy boilerplate stripped before counting; disposition text coded from their own reasoning with every quote machine-verified verbatim. Descriptive of how they work — not outcome predictions.
Methodology is published in full so every number is traceable to its primary source.