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Planning agent

Extension Architecture

An architecture practice registered in Worcester Park. 104 planning applications on PlanIndex across 19 councils . Agent on 101 and applicant on 3. On the register from 2019 to 2026.

69 granted and 23 refused of 92 decided applications in our index. A record of decisions already made, not a forecast of the next one.

Where they work

And 7 other councils.

What they file

  1. Householder45%
  2. Full applications21%
  3. Lawful development16%
  4. Conditions5%
  5. Outline4%

Company record

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

Registered name
EXTENSION ARCHITECTURE LTD
Company number
10821784
Status
Dissolved
Incorporated
16 June 2017
Registered in
Worcester Park

Track record

The 10 most recent applications naming this firm

  • 26/02524/LDCP Awaiting decision

    25 Hitherfield Road London SW16 2LW

    Certificate of Lawful Development (Proposed) with respect to the erection of a single storey ground floor rear extension.

    Submitted 2 Sep 2026
  • 26/00816/HOU Awaiting decision

    55 Nursery Gardens Staines-upon-Thames TW18 1EJ

    Proposed first floor side and rear extension and partial conversion of garage to habitable accommodation

    Submitted 4 Aug 2026 Householder
  • 262839HH Awaiting decision

    172 Cavendish Avenue West Ealing W13 0JW

    Single storey rear extension; alterations to rear fenestrations

    Submitted 20 Jul 2026
  • 262839HH Awaiting decision

    172 Cavendish Avenue West Ealing W13 0JW

    Single storey rear extension; alterations to rear fenestrations

    Submitted 20 Jul 2026 Householder
  • 26/1965/CP Refused

    93 WEIGALL ROAD, KIDBROOKE, LONDON, SE12 8HG

    Certificate of Lawfulness (Proposed) is sought for proposed garden outbuilding for the purpose of...

    Decided 27 Aug 2026
  • 262417CND Granted

    8 Perimeade Road Perivale UB6 7AR

    Details of Construction Environmental Management Plan pursuant to Condition 8 of planning permission ref: 260107FUL dated 14th April 2026

    Decided 21 Aug 2026
  • 262374CND Refused

    8 Perimeade Road Perivale UB6 7AR

    Details of Materials and External Surfaces pursuant to Condition 3 of planning permission ref: 260107FUL dated 14th April 2026

    Decided 3 Aug 2026
  • 262374CND Refused

    8 Perimeade Road Perivale UB6 7AR

    Details of Materials and External Surfaces pursuant to Condition 3 of planning permission ref: 260107FUL dated 14th April 2026

    Decided 3 Aug 2026 Conditions
  • 262417CND Granted

    8 Perimeade Road Perivale UB6 7AR

    Details of Construction Environmental Management Plan pursuant to Condition 8 of planning permission ref: 260107FUL dated 14th April 2026

    Decided 21 Aug 2026 Conditions
  • 262255OUT Withdrawn

    112 Fordhook Avenue Ealing W5 3LR

    Two storey side extension and rear roof extension; Ground floor rear extension, to create 3 existing dwelling into 3 separate flats (Outline Planning Application - Details of Access and scale)

    Decided 13 Jul 2026

94 more applications on 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

From council registers and Companies House. Counts describe the records we hold, not a firm's complete history. Request a correction or removal.