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HDA Architecture

An architecture practice registered in London. 20 planning applications on PlanIndex across 8 councils . On the register from 2007 to 2026.

11 granted and 5 refused of 16 decided applications in our index. A record of decisions already made, not a forecast of the next one.

Where they work

  1. Old Oak and Park Royal Development Corporation6

    60% approved here, against 87% for the council

  2. Brent4
  3. Ealing3
  4. Lewisham2
  5. Westminster2
  6. Hertsmere1
  7. West Oxfordshire1
  8. Buckinghamshire1

What they file

  1. Full applications75%
  2. Householder10%
  3. Conditions5%
  4. Heritage and listed buildings5%
  5. Lawful development5%

Company record

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

Registered name
HDA ARCHITECTURE LTD
Company number
12020043
Status
Active
Incorporated
28 May 2019
Registered in
London

Track record

The 10 most recent applications naming this firm

  • PL/26/02322/FA Granted

    Groves Barn Church Road Penn Buckinghamshire HP10 8NX

    Demolition of existing outhouse and construction of new single storey extension. Internal alterations to mezzanine structure to form ensuite and repositioning of rooflight in existing roof.

    Decided 18 May 2026 Full applications
  • 25/07173/FULL Granted

    Ellerton House 11 Bryanston Square London W1H 2DQ

    Replacement of the existing timber pergola over the rear terrace with new. Linked with 25/07174/LBC (Retrospective)

    Decided 13 Nov 2025 Full applications
  • 25/07174/LBC Granted

    Ellerton House 11 Bryanston Square London W1H 2DQ

    Replacement of the existing timber pergola over the rear terrace with new. Linked with 25/07173/FULL (Retrospective)

    Decided 13 Nov 2025 Heritage and listed buildings
  • 25/02026/HHD Granted

    Woodside White Oak Green Hailey Witney Oxfordshire OX29 9XP

    Demolition of kitchen extension and conservatory, erection of flat-roof rear extension, alterations to elevations, and installation of rooflight

    Decided 24 Oct 2025 Householder
  • 243897FUL Refused

    56 Western Avenue Acton W3 7TY

    Conversion of two residential units into four self-contained residential units; rear dormer roof extension; installation of two rooflights to front roofslope; alterations and enlargement to front bay windows and extension of bay window roof; and all other alterations to fenestration to front, side and rear elevation windows and entrance doors

    Decided 26 Nov 2024 Full applications
  • 243897FUL Refused

    56 Western Avenue Acton W3 7TY

    Conversion of two residential units into four self-contained residential units; rear dormer roof extension; installation of two rooflights to front roofslope; alterations and enlargement to front bay windows and extension of bay window roof; and all other alterations to fenestration to front, side and rear elevation windows and entrance doors

    Decided 26 Nov 2024 Full applications
  • 214583HH Granted

    58 Sandringham Road Northolt Middlesex UB5 5HN

    Single storey rear infill extension.

    Decided 6 Sep 2021 Householder
  • 214190FUL Refused

    3 Emanuel Avenue Acton London W3 6JG

    Conversion of existing eight-bedroom property into five self-contained units, with associated bin storage, bicycle parking, and private amenity space along with boundary fence; single storey rear extension; alteration to front of property, involving hard and soft landscaping and alteration to external elevations.

    Decided 6 Aug 2021 Full applications
  • 214190FUL Refused

    3 Emanuel Avenue Acton London W3 6JG

    Conversion of existing eight-bedroom property into five self-contained units, with associated bin storage, bicycle parking, and private amenity space along with boundary fence; single storey rear extension; alteration to front of property, involving hard and soft landscaping and alteration to external elevations.

    Decided 6 Aug 2021 Full applications
  • 21/0984 Withdrawn

    Land rear of 80 and 82, Craven Park Road, London

    Erection of two semi-detached dwellinghouses and provision of refuse and cycle storage at rear.

    Decided 5 Oct 2021 Full applications

10 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.

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