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Planning application

Costain House Vanwall Business Park Vanwall Road Maidenhead SL6 4UB

Granted Windsor and Maidenhead 26/00639/PT20AA Pt 20 Class AA (new dwellinghouses

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Application for prior approval for construction of one additional storey to the building to provide 9 additional dwellings.

As published by the council, reference 26/00639/PT20AA

Application record

Reference
26/00639/PT20AA
Type
Pt 20 Class AA (new dwellinghouses
Status
Decided
Decision
Prior Approval Required and Granted
Received
10 Mar 2026
Validated
10 Mar 2026
Decided
30 Apr 2026
Ward
Oldfield
Parish
Maidenhead Unparished
Decision by
Delegated
Postcode
SL6 4UB

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2025: 3 approved, 0 refused.

  • 25/02983/CONDIT Granted

    Costain House Vanwall Business Park Vanwall Road Maidenhead SL6 4UB

    Details required by Condition 4 (Acoustic insulation) of planning permission 24/01824/CLAMA for Prior approval for the change of use of existing office building from commercial business and service use (Class E) to 38no. residential dwellings (Class C3).

    Decided 6 Jan 2026 Conditions
  • 25/02985/CONDIT Granted

    Costain House Vanwall Business Park Vanwall Road Maidenhead SL6 4UB

    Details required by Condition 5 (Contamination) of planning permission 24/01824/CLAMA for Prior approval for the change of use of existing office building from commercial business and service use (Class E) to 38no. residential dwellings (Class C3).

    Decided 6 Jan 2026 Conditions

Timeline

Dates from the published record

  1. 10 Mar 2026

    Received by Windsor and Maidenhead

  2. 30 Apr 2026

    Decision issued: Prior Approval Required and Granted

  3. 25 Jul 2026

    Added to PlanIndex

Documents

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

23 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.

Trade members open them from here.

Open the documents

What this grant of permission means

Windsor and Maidenhead granted permission on 30 April 2026, 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.

About this record

The published feed does not state which type of application this is; the register entry on Windsor and Maidenhead's portal will say. Our guide explains the common types.

Nearby applications

Within 500 metres

  • Land At Costain House Vanwall Road Maidenhead

    26/01400/FULL Submitted 8 Jun 2026 2m away

    71% historically approved · decision due ~13 Aug

    Erection of a 5-6 storey building comprising 62 residential dwellings (Use Class C3), together with associated public open space, vehicular parking, and access from Vanwall Road

    Awaiting decision Full applications 82 docs

  • Vanwall Residences Vanwall Road Maidenhead SL6 4GH

    26/01488/PT20AA Submitted 17 Jun 2026 4m away

    Application for prior approval for construction of one additional storey to the building to provide 16 additional dwellings.

    Granted 19 docs

  • Costain House Vanwall Business Park Vanwall Road Maidenhead SL6 4UB

    25/02983/CONDIT Submitted 11 Nov 2025 7m away

    Details required by Condition 4 (Acoustic insulation) of planning permission 24/01824/CLAMA for Prior approval for the change of use of existing office building from commercial business and service use (Class E) to 38no. residential dwellings (Class C3).

    Granted Conditions 12 docs

  • Costain House Vanwall Business Park Vanwall Road Maidenhead SL6 4UB

    25/02985/CONDIT Submitted 11 Nov 2025 7m away

    Details required by Condition 5 (Contamination) of planning permission 24/01824/CLAMA for Prior approval for the change of use of existing office building from commercial business and service use (Class E) to 38no. residential dwellings (Class C3).

    Granted Conditions 10 docs

  • SAP Objects House Vanwall Business Park Vanwall Road Maidenhead SL6 4UB

    24/02274/CLAMA Submitted 18 Sep 2024 48m away

    Prior approval for the change of use from office building (Class E) to residential (Class C3) for 38no. dwellings.

    Refused Prior approval 32 docs
    Major scheme

  • Vandervell House Vanwall Business Park Vanwall Road Maidenhead SL6 4UB

    24/02295/CLAMA Submitted 20 Sep 2024 82m away

    Prior approval for the change of use from office building (Class E) to residential (Class C3) for 31no. dwellings.

    Granted Prior approval 32 docs
    Major scheme