Development Intent
AtlasWestminsterOfficersMatthew Giles
Case officer · Westminster Planning

Matthew Giles.

Active — last recorded decision May 2026

A case officer at Westminster with an approval rate of 90% across 425 decided planning applications, spanning 5 wards.[1] Decision speed and appeal performance publish when decision notices are ingested.

Planning officer425 decisions90% 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 →
425
Applications
2020–26
Approval rate over time — tougher or softer 🔒Dashed line = London average
avg 81%91%202090%202190%202285%202395%202493%202588%2026
Approval-rate trend is subscriber dataSubscribe to see the trend →
What they decide — by application type
How they compareVersus peers
Approval rate90% · 37th 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 reports307 officer reports parsed
16%
Approves despite concerns
of approvals record a documented reservation
19%
Negotiated approvals
approvals mentioning revisions/amendments
1%
"On balance" reports
reports using explicit balancing language
86%
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
2.45× borough avg
Transport & parking
1.56× borough avg
Daylight & sunlight
1.12× borough avg
Precedent & consistency
0.83× borough avg
Privacy & overlooking
0.82× borough avg

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

How they reason — coded from their reports

Giles works Soho/West End commercial casework — restaurant/retail change of use, shopfront alterations, plant on listed buildings — and is unusually numeric on acoustic assessment, citing the exact design criterion (e.g. '44dB being 10dB below background') against the calculated noise level at the nearest identified sensitive window and stating the resulting compliance margin directly. He tests retail change-of-use proposals against the specific 'three or more consecutive non-A1 uses' frontage-counting rule rather than a general retail-loss judgement, and checks protected strategic views (London View Management Framework vistas) explicitly by name when plant or roof alterations affect a listed building within one. He is willing to note where an objection, though genuine, is not sustainable against the Council's own adopted technical criteria.

Observable habits

· cites the exact numeric acoustic design criterion and the calculated resulting noise level at the nearest identified sensitive window, stating the compliance margin rather than a general 'acceptable' judgement

· applies the specific 'three or more consecutive non-A1 uses' frontage-counting rule to retail change-of-use applications rather than a general retail-protection judgement

· checks named protected strategic views (London View Management Framework vistas) explicitly when assessing plant/roof alterations to listed buildings within their sightlines

· states plainly when a genuine objection is not sustainable against the Council's own adopted technical criteria, rather than dismissing it

What their reports consistently look for

· what this officer's reports consistently look for: the exact numeric acoustic design criterion versus the calculated noise level at the nearest sensitive window, with the compliance margin stated

· what this officer's reports consistently look for: whether a retail change of use would create three or more consecutive non-A1 frontages under the Council's own counting rule

· what this officer's reports consistently look for: whether a proposal sits within a named protected strategic view corridor and, if so, its visibility from within that vista

Assigned Matthew Giles 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

The calculated noise levels at the nearest sensitive property are 22dB and therefore compliant with the City Council criteria for the hours proposed without any need for acoustic mitigation.

20/01182/FULL

The proposal would therefore result in three or more non-A1 uses in a row.

20/00070/FULL

The flue projects above roof level, but it is amongst other larger items on the roof and has no impact on the protected vista.

20/00070/FULL

Measured from 307 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 307 parsed reports. Whether refusals citing each survive appeal isn't traced per policy yet.

S33
23 times cited
ENV6
10 times cited
ENV7
10 times cited
DES 9
7 times cited
H3
6 times cited
DES 5
5 times cited
DES 10
5 times cited
S29
5 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
26/01319/FULL
Full Planning Permission Application
Refused
2026-06-03
25/08471/FULL
Full Planning Permission Application
Approved
2026-05-13
26/01319/FULL
Full Planning Permission Application
Refused
2026-06-03
25/08471/FULL
Full Planning Permission Application
Approved
2026-05-13
Full application history locked
Subscribe to see all 425 decisions →
Consultants approved most— subscriber data
1. Gerald Eve LLP
2. Firstplan
3. DP9 Ltd
4. Rolfe Judd Planning
At a glance
OfficerMatthew Giles
RolePlanning officer
Experience
Applications425 (2020–26)
Approval rate90%
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 307 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.