3 Waterhouse Square 142 Holborn London Camden EC1N 2SW

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

• 2023/1376/P Granted

  3 Waterhouse Square 142 Holborn London Camden EC1N 2SW

  Erection of single storey rooftop plant screen.

  Decided 29 Jun 2023 Full applications

1. 29 Jun 2023

   Decision issued: Granted

2. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 29 June 2023, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 3 Waterhouse Square 142 Holborn London Camden EC1N 2SW

  2023/1376/P 50 yards away

  Erection of single storey rooftop plant screen.

  Granted Full applications
  Small domestic

• 138-142, Holborn Bars Holborn London EC1N 2SW

  2018/5454/L Submitted 8 Nov 2018 50 yards away

  External repairs and cleaning to the building fabric including: - Repairs to the flat roofs and repairs to the slate covered mansard roofs. - Cleaning and repairs to glazed canopies and roof lights. - Cleaning and repairs to plant enclosures. - Stone cleaning and repairs to all marked elevations (Appendix C). - Window joinery, doors etc repairs, redecoration works and cleaning. Repair and redecoration of external metal work. Cleaning and repairs of leadwork flashings to elevations.

  Granted Heritage and listed buildings Loft or dormer Windows or glazing 7 docs

• 1 Waterhouse Square 138 Holborn London EC1N 2ST

  2018/3457/L Submitted 19 Jul 2018 50 yards away

  Interior fit out of basement, ground, first second, fourth and fifth floors of 1 Waterhouse Square, including the strip out of existing lightweight partitioning and ceiling systems. Construction of new lightweight partitions, new M+E installation and refurbishment of toilets.

  Granted Heritage and listed buildings 54 docs

• 1 Waterhouse Square 138 Holborn London EC1N 2ST

  2019/3508/L Submitted 9 Jul 2019 50 yards away

  Installation of one satellite dish to central roof area.

  Granted Heritage and listed buildings 8 docs

• 1 Waterhouse Square 138 Holborn London EC1N 2ST

  2019/2605/L Submitted 20 May 2019 50 yards away

  Fit out of spaces to lower ground, ground, fourth and sixth floors.

  Granted Heritage and listed buildings 7 docs

• 1 Waterhouse Square Holborn London EC1N 2ST

  2019/1938/L Submitted 10 Apr 2019 50 yards away

  Listed Building Consent for the installation of 6no condenser units flat roof area at fourth floor level.

  Granted Heritage and listed buildings 11 docs

• 2026/1141/L Granted

  25 John Street London WC1N 2BS

  Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.

  Received 26 Mar, published by the council 24 Jul 2026 Heritage and listed buildings
• 2025/1781/L Granted

  Frognal Rise House Lower Terrace London NW3 6RE

  Demolition of existing garage and interlinking gallery and replacement with new garage and garden room with link, new basement floor below garden, alterations to main house including replacement windows including reinstated oriel window and new French doors to entrance elevation, new roofing to side wing, new portico and replacement door to front elevation, enlargement of existing lightwell, replacement gates and canopy over entrance gate, restorations of boundary treatments, associated internal alterations including partial underpinning works and other minor alterations.

  Received 22 Apr, published by the council 22 Jul 2026 Heritage and listed buildings
• 2026/4129/L Awaiting decision

  6 Leverton Street London NW5 2PJ

  Strip out kitchen including floor tiles and replace; replace plumbing and flooring in rear ensuite; replace plumbing in front ensuite and WC; replace internal doors; replace garden wall with metal railing; replace 3 rear windows, 3 rear elevation side windows, 1 rear door and 1 rear elevation side door with double-glazed crittal windows and doors; remove 2 rear windows; render rear elevation brickwork; and associated works.

  Received 1 Oct, published by the council 9 Oct 2026 Heritage and listed buildings
• 2026/1686/L Granted

  Flat Ground and 1st Floor and Flat 2nd and 3rd Floor 14 Downshire Hill London NW3 1NR

  External and internal alterations in connection with conversion of two self-contained flats into a single-family dwellinghouse, including new doors at rear ground and second floor level, replacement windows at rear second and third floors level, removal of internal partitions, extending the stair handrail, and replacement internal doors, parquet flooring, skirting, architraves, cornicing, and fittings.

  Received 19 May, published by the council 24 Jul 2026 Heritage and listed buildings
• 2026/2202/L Refused

  4 Hampstead Square London NW3 1AB

  Erection of conservatory to front elevation.

  Received 27 May, published by the council 24 Jul 2026 Heritage and listed buildings