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Extension Designs Ltd

A design practice registered in Aylesbury. 21 planning applications on PlanIndex across 3 councils . On the register from 2021 to 2026.

19 granted and 1 refused of 20 decided applications in our index. A record of decisions already made, not a forecast of the next one.

Where they work

  1. Buckinghamshire14

    100% approved here, against 85% for the council

  2. South Oxfordshire5
  3. Dacorum2

What they file

  1. Full applications60%
  2. Householder25%
  3. Lawful development10%
  4. Amendments5%

Company record

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

Registered name
EXTENSION DESIGNS LIMITED
Company number
05584951
Status
Active
Incorporated
6 October 2005
Registered in
Aylesbury

Track record

The 10 most recent applications naming this firm

  • P26/S2906/LDP Granted

    14 North Close Tiddington Thame OX9 2LT

    Loft conversion with dormer roof extension

    Decided 17 Aug 2026 Lawful development
  • 26/00820/FHA Granted

    6 Bulbourne Court Tring Hertfordshire HP23 4TP

    Replacement of glazed conservatory roof with a tiled roof, and replacing glazed elevations with brickwork and windows.

    Decided 1 Jun 2026 Householder
  • PL/26/01427/FA Granted

    Chinewood 12 Kings Close Chalfont St Giles Buckinghamshire HP8 4HW

    Single storey rear extension, single storey front entrance porch, raised deck to rear and widening of drive and dropped kerb.

    Decided 25 Jun 2026 Full applications
  • PL/26/00991/FA Granted

    14 Culverton Hill Princes Risborough Buckinghamshire HP27 0DZ

    Two storey side extension and single storey front extension.

    Decided 23 Apr 2026 Full applications
  • PL/26/00822/FA Granted

    55 Wenwell Close Aston Clinton Buckinghamshire HP22 5LG

    Single storey rear extension to garage, new carport to left hand side, and changes to front elevation

    Decided 6 May 2026 Full applications
  • PL/26/00639/FA Granted

    39 Paterson Road Aylesbury Buckinghamshire HP21 8LN

    Two storey part single storey side and rear extensions, single storey front extension and a detached garden building

    Decided 7 May 2026 Full applications
  • PL/25/6173/FA Granted

    87 Aston Abbotts Road Weedon Buckinghamshire HP22 4NH

    Single storey and first floor rear extension, and raised decking to rear.

    Decided 19 Mar 2026 Full applications
  • PL/26/00116/FA Granted

    Homeside The Common Holmer Green Buckinghamshire HP15 6TB

    Removal of existing conservatory and erection of new single storey rear extension

    Decided 3 Mar 2026 Full applications
  • PL/25/5406/FA Granted

    76 Rowland Way Aylesbury Buckinghamshire HP19 7SW

    Single storey front extension, installation of a canopy over new side entrance to house, and extension to dropped kerb.

    Decided 23 Mar 2026 Full applications
  • PL/25/6669/FA Granted

    24 Maslin Elms Haddenham Buckinghamshire HP17 8FT

    Single storey rear extension

    Decided 17 Feb 2026 Full applications

11 more applications on record

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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.