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Planning application

Winchester House 259 - 269 Old Marylebone Road London NW1 5RA

Decided Westminster 26/02034/TELNOT Telecoms Notification

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

The proposal requires removal of 6no. antennas (2no. with a top height of 35m AGL, 2no. with a top height 35.67m AGL and 2no. with a top height of 34.3m AGL) and associated ancillary equipment; Installation of 6no. antenna on the existing support poles (2no. with a top height of 35m AGL, 2no. with a top height of 36.67m AGL and 2no. with a top height of 34.2m AGL), and associated ancillary equipment; Upgrade of the equipment within the existing cabin and development works thereto.

As published by the council, reference 26/02034/TELNOT

Application record

Reference
26/02034/TELNOT
Type
Telecoms Notification
Status
No Further Action
Decision
No Further Action
Received
13 Jan 2026
Validated
13 Jan 2026
Decided
31 Mar 2026
Ward
Marylebone
Postcode
NW1 5RA

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2023: 1 approved, 0 refused.

  • 23/04066/ADFULL Granted

    Winchester House 259-269 Old Marylebone Road London NW1 5RA

    Details of the odour reduction equipment to be installed on the kitchen extract duct and a service, maintenance and repair strategy that sets out how the odour reduction equipment will be regularly serviced, maintained and repaired throughout the lifetime of the extract duct pursuant to Condition 8 of planning permission dated 21st May 2019 (RN: 19/01342/FULL).

    Decided 6 Oct 2023 Full applications

Timeline

Dates from the published record

  1. 13 Jan 2026

    Received by Westminster

  2. 31 Mar 2026

    Decision issued: No Further Action

  3. 20 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Sinclair Dalby Ltd Agent, registered in Bath

Active · incorporated 2011 · Bath

170 applications on PlanIndex · across 64 councils · 77% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

Plans, drawings, consultee responses and the officer's report

4 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

After the decision

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

About telecoms applications

Telecoms applications cover masts, antennas and cabinets, usually as prior approval cases where the council considers siting and appearance only. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Winchester House 259-269 Old Marylebone Road London NW1 5RA

    23/04066/ADFULL Submitted 16 Jun 2023 50 yards away

    Details of the odour reduction equipment to be installed on the kitchen extract duct and a service, maintenance and repair strategy that sets out how the odour reduction equipment will be regularly serviced, maintained and repaired throughout the lifetime of the extract duct pursuant to Condition 8 of planning permission dated 21st May 2019 (RN: 19/01342/FULL).

    Granted Full applications 14 docs
  • 245 Old Marylebone Road London NW1 5QT

    25/05462/LBC Submitted 4 Aug 2025 50 yards away

    Internal and external alterations including, Installation of a tanking system; existing concrete floors within the main ablution areas, main corridor, and WC areas be excavated and reconstructed with new concrete floors incorporating an underfloor heating system; existing WC areas will be retained but retrofitted with a more modern design; New sinks and WC cubicles; A new plant room, including new water tanks, a water booster tank, a boiler rig, and other necessary mechanical equipment; installation of new FD30-rated fire doors; front and rear alterations to elevations and hard standing to front of the building

    Withdrawn Heritage and listed buildings 54 docs
  • 245 Old Marylebone Road London NW1 5QT

    25/07441/LBC Submitted 15 Oct 2025 50 yards away

    90% historically approved · decision due ~10 Dec

    Internal alterations and refurbishment of existing basement into ablution areas and new WCs, and a new plant room.

    Awaiting decision Heritage and listed buildings 32 docs
  • 245 Old Marylebone Road London NW1 5QT

    25/08853/LBC Submitted 5 Dec 2025 50 yards away

    90% historically approved · decision due ~3 Apr

    External alterations including erection of cycle storage in car park; alterations to windows and replacement of external doors (these previously approved under application 23/06852/FULL); enhancements and changes to front and side of existing building including additional works to windows, new external HVAC system. installation of eight A/C condenser units along the flank wall above basement level. Internal alterations (Linked to 25/06183/FULL)

    Awaiting decision Heritage and listed buildings Windows or glazing 43 docs
  • 15 Crawford Place London W1H 4LG

    06/05535/FULL Submitted 12 Jul 2006 50 yards away

    Erection of a full height extension at rear, erection of an additional storey at roof level, in connection with the creation of six additional permanent residential units (4x2 bed, 2x3bed).

    Withdrawn Full applications Extension 10 docs
  • Flat 6 15 Crawford Place London W1H 4LG

    06/01316/CLEUD Submitted 21 Feb 2006 50 yards away

    Use for temporary sleeping accommodation for Flat 6.

    Granted Lawful development 5 docs

In Westminster

  • 26/03770/TELNOT Decided

    British Telecom 41 - 43 Townshend Road London NW8 6LL

    Removal of 3no. /Antennas at 20m, 3no. /Antennas at 20.5m and l5no. ERS's at high and ground level; the installation of 2no. Antennas at 20.8m, /no. Antenna at 2l3m, 2no. Antennas at 21.5m, /no. Antenna at 22m and 12no. RRU's at high level; as well as the installation and removal of further ancillary equipment.

    Received 8 Jun, published by the council 21 Jul 2026 Telecoms
  • 26/03684/TELNOT Decided

    16 Stanhope Terrace London W2 2SH

    Proposed shared replacement electronic communications apparatus at 16 Stanhope Terrace, Paddington, W2 2SH

    Received 2 Jun, published by the council 21 Jul 2026 Telecoms
  • 26/03527/TELNOT Decided

    London Diocesan House 36 Causton Street London SW1P 4AU

    The removal and replacement of 6 no. antennas, the relocation of the existing cabinet and associated ancillary development thereto.

    Received 29 May, published by the council 21 Jul 2026 Telecoms
  • 26/03463/TELNOT Decided

    Forset Court Edgware Road London W2 2RD

    Removal and replacement of existing three antennas with three new antennas, installation of two 300mm dishes, additional RRU units and ancillary works thereto.

    Received 26 May, published by the council 21 Jul 2026 Telecoms
  • 26/03389/TELNOT Decided

    Paddington Fire Station 156 Harrow Road London W2 6NL

    Existing three antennas to be removed and replaced with three antennas (top of proposed antennas 23m AGL and 18.85m AGL) Existing three ERSs to be removed and replaced with 12 ERSs Proposed one 600 dish to be added (16.20m AGL) Existing equipment to be upgraded within.

    Received 21 May, published by the council 21 Jul 2026 Telecoms