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Planning agent

SIXTHART

Registered in London. 16 planning applications on PlanIndex across 12 councils . On the register from 2021 to 2026.

Where they work

What they file

  1. Householder57%
  2. Full applications21%
  3. Advertising7%
  4. Amendments7%
  5. Prior approval7%

Company record

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

Registered name
SIXTHART LTD
Company number
10890496
Status
Active
Incorporated
31 July 2017
Registered in
London

Track record

The 10 most recent applications naming this firm

  • 26/0919/PD42 Awaiting decision

    77 Manor Way Borehamwood Hertfordshire WD6 1QR

    Single storey rear extension. Depth: 6.0m Height: 3.2m, Eaves: 2.4m.

    Submitted 6 Jul 2026
  • 26/AP/1864 Awaiting decision

    9 Honor Oak Rise London Southwark SE23 3QY

    Replacement of two existing rear elevation kitchen windows with one larger energy-efficient white uPVC double-glazed openable window measuring approximately 1800mm x 1210mm.

    Submitted 26 Jun 2026 Householder
  • 26/00306/FULPP Decided

    67A Whetstone Road Farnborough Hampshire GU14 9SX

    Retention of existing side boundary walls and fencing, proposed erection of a front boundary wall and fencing to match existing boundary treatments, conversion of an existing garage a home office/yoga room with WC facilities associated with the main dwellinghouse

    Decided 3 Aug 2026
  • 26/02133/PRH Granted

    8 Brendon Way Enfield EN1 2LE

    Single storey rear extension 4m deep x 3.4m high (2.1m high to eaves).

    Decided 2 Jul 2026 Prior approval
  • 26/00829/HH Granted

    19 Ratcliff Road Forest Gate London E7 8DD

    Erection of a single-storey ground floor rear side infill extension with four rooflights with internal reconfiguration.

    Decided 8 Jun 2026 Householder
  • 26/0515/HSE Withdrawn

    77 Manor Way Borehamwood Hertfordshire WD6 1QR

    Construction of single storey rear extension with associated roof alterations to encompass existing outbuiling, alterations to fenestration and installation of rooflights.

    Decided 5 Jun 2026 Householder
  • 26/0647/HD Granted

    119 GREENVALE ROAD, ELTHAM, LONDON, SE9 1PE

    Erection of rear roof extension (box dormer), installation of two rooflights to the front roof slope and one electrically operated rooflight to the flat roof of the box dormer, together with associated internal alterations.

    Decided 27 Apr 2026 Householder
  • 26/0134/F Refused

    136 HERBERT ROAD, LONDON, SE18 3PU

    Planning permission is sought for the change of use from two self-contained dwellings (Use Class C3) to a 10-bed, 10-person HMO (Use Class Sui Generis), in addition to the construction of a rear dormer and loft conversion, provision of rooflights, cycle and refuse storage and all other associated works

    Decided 30 Apr 2026 Full applications
  • DC/26/142551 Refused

    1 SANDROCK ROAD, LONDON, SE13 7TS

    Conversion of the property from a small scale house in multiple occupation (Use Class C4) to a large scale house in multiple occupation (Sui Generis Use Class), together with the construction of a roof extension at the rear roof slope, insertion of rooflights to the front roof slope, and all associated works at 1 Sandrock Road, SE13.

    Decided 17 Mar 2026 Full applications
  • 25/4150/A Granted

    UNIT 1A, PENINSULAR PARK ROAD, LONDON, SE7 7TZ

    One illuminated integrated LED digital display freestanding combined advertisement structure.

    Decided 10 Feb 2026 Advertising

6 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.