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Planning application

100 Cannon Street London EC4N 6EU

Granted City of London 22/01016/FULL Full Planning Permission

Works: Extension

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Extension of existing roof terrace.

As published by the council, reference 22/01016/FULL

Application record

Reference
22/01016/FULL
Type
Full Planning Permission
Status
Decided
Decision
Granted As published: Approved
Received
24 Oct 2022
Validated
24 Oct 2022
Decided
13 Feb 2023
Ward
Dowgate
Decision by
Delegated Decision
Postcode
EC4N 6EU

Timeline

Dates from the published record

  1. 24 Oct 2022

    Received by City of London

  2. 13 Feb 2023

    Decision issued: Approved

  3. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

GMA Architecture Ltd Agent, an architecture practice registered in Twickenham

Active · incorporated 1991 · Twickenham

4 applications on PlanIndex · across 2 councils

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

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Documents

Plans, drawings, consultee responses and the officer's report

15 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.

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What this grant of permission means

City of London granted permission on 13 February 2023, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

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

  • Religare House, R P S Group 100 Cannon Street London EC4N 6EU

    23/00996/ADVT Submitted 14 Sep 2023 50 yards away

    Installation and display of two internally illuminated projecting signs measuring 0.6m high, 0.825m wide, at heights above ground of 4.085m and 4.2m.

    Granted Advertising 11 docs
  • 108 Cannon Street London EC4N 6EU

    23/01037/MDC Submitted 21 Sep 2023 50 yards away

    Submission of a details of: (i) scheme for protecting nearby residents and commercial occupiers from noise, dust and other environmental effects; (ii) Non-Road Mobile Machinery Register; (iii) details of suicide prevention measures to prevent jumping or falling from the development pursuant to Conditions 5,6 and 7 of planning permission dated 19.06.2023 (ref: 23/00322/FULL).

    Granted Conditions 9 docs
  • 131 - 133 Cannon Street London EC4N 5AX

    25/01320/FULL Submitted 25 Sep 2025 50 yards away

    Change of use from Class E (g)(i) to residential C3 at first to sixth floor to provide 1 x 3 bedroom apartment with amenity space at sixth floor, Class E at ground floor and basement, and works associated with the scheme including provision of a lift overrun at roof level, refuse storage, cycle store, plant and alterations to fenestration.

    Refused Full applications Windows or glazing 37 docs
  • 131 - 133 Cannon Street London EC4N 5AX

    23/00509/FULL Submitted 11 May 2023 50 yards away

    Change of use from Class E at basement and ground floor to cafe/bar Class E(b) and from office Class E(gi) to residential C3 at first to fifth floor for 1 x studio flat and 2 x maisonette flats with shared amenity space at sixth floor, external alterations, cycle store, refuse storage, plant room and other works associated with the proposed development.

    Refused Full applications New dwelling 43 docs
  • St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

    24/00457/LBC Submitted 7 May 2024 50 yards away

    Minor interior works installing a cafe fit out, replacement of signage and repainting of shop front.

    Granted Heritage and listed buildings Windows or glazing 8 docs
  • St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

    26/01134/NMA Submitted 6 Aug 2026 50 yards away

    100% historically approved · decision due ~1 Oct

    Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission 24/00995/FULL dated 23 December 2024 to: (i) revise the ground floor entrance arrangement, maintenance requirements, ventilation louvres and (ii) revise the sixth floor layout to include staff WC, increase the plant area, amend fire escape access.

    Awaiting decision Amendments 14 docs

In City of London

  • 25/01794/FULL Granted

    50 Cannon Street London EC4N 6JJ

    Refurbishment of existing office building with works including: creation of roof terraces, extension of existing lift shaft, replacement and relocation of existing rooftop plant and associated structures, changes to internal car and cycle parking arrangements, and improvements to the building's facade.

    Received 22 Dec, published by the council 24 Jul 2026 Full applications
  • 26/00865/FULL Granted

    9 Newbury Street London EC1A 7HU

    Extensions and alterations to the rear and interior of the existing office building (Use Class E) to provide (i) upgraded office space at lower ground and ground floors; (ii) conversion from office to one studio flat and one 1-bed dwelling (Use Class C3) at 1st to 3rd floors; and (iii) provision of a 1-bed dwelling within a newly created two storey roof extension at 4th and 5th floors with a roof terrace at 4th floor.

    Received 16 Jun, published by the council 24 Jul 2026 Full applications
  • 26/01110/FULL Granted

    200 Aldersgate Street London EC1A 4HD

    Retrospective application for the installation of 2no. condenser units to fifth floor roof.

    Received 3 Aug, published by the council 20 Aug 2026 Full applications
  • 26/01109/FULL Granted

    100 Bishopsgate London EC2N 4AA

    Installation of artwork along the junction of the landscaped space and the walls of St Ethelburga's Centre of Reconciliation and Peace: Continuum by Halima Cassell.

    Received 3 Aug, published by the council 21 Aug 2026 Full applications
  • 26/01053/FULL Granted

    49 Cheapside London EC2V 6AT

    Shopfront alteration at Unit 1A to replace existing solid blanking panel with clear glass

    Received 27 Jul, published by the council 20 Sep 2026 Full applications