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Planning agent

Belsize Architects

An architecture practice registered in London. 5 planning applications on PlanIndex across 3 councils . Agent on 3 and applicant on 2. On the register from 2020 to 2026.

Where they work

What they file

  1. Full applications40%
  2. Heritage and listed buildings40%
  3. Conditions20%

Company record

From Companies House. Company information only; we never show personal contact details.

Registered name
BELSIZE ARCHITECTS LIMITED
Company number
08277666
Status
Active
Incorporated
1 November 2012
Registered in
London

Track record

The 5 most recent applications naming this firm

  • 26/01218/FULL Awaiting decision

    1A Kent Terrace London NW1 4RP

    Alteration to internal layouts, construction of new stairs between 2nd and 3rd floors; installation of rooflights; alterations to rear terrace and rear roof terrace including glazed screening and new door to rear roof terrace. [Linked to 26/01219/LBC]

    Submitted 26 Feb 2026 Full applications
  • 26/01219/LBC Awaiting decision

    1A Kent Terrace London NW1 4RP

    Alteration to internal layouts, construction of new stairs between 2nd and 3rd floors; installation of rooflights; alterations to rear terrace and rear roof terrace including glazed screening and new door to rear roof terrace. [Linked to 26/01218/FULL]

    Submitted 26 Feb 2026 Heritage and listed buildings
  • PP/23/06527 Granted

    11 Alexander Square, London, SW3 2AY

    Construction of extension with partially glazed roof at rear basement level. Enlargement of lightwell and reconfiguration of stairs from basement and ground floor to garden.

    Decided 5 Dec 2023 Full applications
  • LB/23/06528 Granted

    11 Alexander Square, London, SW3 2AY

    Construction of extension with partially glazed roof at rear basement level. Enlargement of lightwell and reconfiguration of stairs from basement and ground floor to garden.

    Decided 5 Dec 2023 Heritage and listed buildings
  • 20/02521/CND Refused

    Deimel Fabric Co Ltd Park Avenue London N18 2UH

    Details submitted pursuant to reference 17/04615/FUL: sample panel and schedule of materials to be used in all external elevations (3) and drawings to confirm the detailed design and schedule of all external materials, including roofing and brick sample panel on site to confirm brick bonding and mortar finishes (4) in respect of redevelopment of site involving demolition of existing buildings and erection of part three, part four, part five storey residential building to provide 24 (Affordable) self contained flats (comprising 10 x 1 bed, 10 x 2 bed and 4 x 3 bed flats) with green roof, 10 car parking spaces and landscaping.

    Decided 2 Oct 2020 Conditions

The full track record

Trade members see everything this firm has filed, filter it by council and outcome, and get an email the day it files again.

See the full track record

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