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Keystone Architectural Surveying & Developments

An architecture practice registered in Darlington. 10 planning applications on PlanIndex across 3 councils . On the register from 2024 to 2025.

Where they work

  1. 100% approved here, against 93% for the council

What they file

  1. Full applications80%
  2. Conditions10%
  3. Heritage and listed buildings10%

Company record

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

Registered name
KEYSTONE ARCHITECTURAL SURVEYING AND DEVELOPMENTS LIMITED
Company number
15446488
Status
Active
Incorporated
27 January 2024
Registered in
Darlington

Track record

The 10 most recent applications naming this firm

  • DM/25/03411/FPA Granted

    2 Charhill Close Middlestone Moor Spennymoor DL16 7EU

    Two storey rear extension

    Decided 5 Mar 2026 Full applications
  • DM/25/01444/FPA Granted

    25 Ridgeside North Close Spennymoor DL16 7HF

    Single-storey rear extensions with decking (amended description)

    Decided 24 Oct 2025 Full applications
  • 25/00212/FUL Awaiting decision

    101 Victoria Road Darlington DL1 5JQ

    Conversion of first floor from storage/office (Use Class B1a/B8) to 1No., one bed self-contained flat (Use Class C3) including installation of door to ground floor front elevation and associated internal alterations (Amended Description and Plans).

    Submitted 26 Feb 2025 Full applications
  • 24/2139/FUL Granted

    2 Brantingham Drive Ingleby Barwick Stockton-On-Tees TS17 5LS

    Erection of a first floor balcony to the front.

    Decided 17 Jan 2025 Full applications
  • DM/24/03192/FPA Granted

    4 Waters End Gainford Darlington DL2 3DU

    Rear extension of kitchen

    Decided 22 Jan 2025 Full applications
  • DM/24/03039/DRC Granted

    Unit 9 Bishop Auckland Retail Park St Helen Auckland Bishop Auckland DL14 9AA

    Submission of details pursuant to condition 6 of DM/23/03718/VOC (Retail park) relating to details of air conditioning/extraction unit for restaurant. Reason: In the interests of public amenity, in accordance with the objectives of Policies 6 and 31 of the County Durham Plan and having regard to Part 15 of the NPPF

    Decided 4 Dec 2024 Conditions
  • DM/24/02758/FPA Granted

    The Welcome 71 Front Street Cockfield Bishop Auckland DL13 5DJ

    retention of external flue to rear (retrospective).

    Decided 26 Nov 2024 Full applications
  • DM/24/02759/LB Granted

    The Welcome 71 Front Street Cockfield Bishop Auckland DL13 5DJ

    Retention of external flue to rear (retrospective).

    Decided 26 Nov 2024 Heritage and listed buildings
  • 24/1661/FUL Withdrawn

    5 Hawthorn Grove Yarm TS15 9EZ

    Erection of 1no dwelling with associated access and part demolition of existing dwelling.

    Decided 22 Jan 2025 Full applications
  • DM/24/01503/FPA Granted

    The Strathmore Holwick Barnard Castle DL12 0NJ

    Replacement timber windows with UPVC to the front including installation of rooflights

    Decided 9 Sep 2024 Full applications

The full track record

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