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Planning agent

B12 Development

A developer. 43 planning applications on PlanIndex across 6 councils . On the register from 2020 to 2026.

27 granted and 8 refused of 35 decided applications in our index. A record of decisions already made, not a forecast of the next one.

Where they work

What they file

  1. Conditions56%
  2. Householder19%
  3. Lawful development14%
  4. Prior approval9%
  5. Full applications2%

Track record

The 10 most recent applications naming this firm

  • Alpine Lodge 3 Lower Road Gerrards Cross Buckinghamshire SL9 0NL

    Application for approval of details subject to conditions 2 (materials) and 3 (privacy) of planning approval PL/25/0244/FA.

    Decided 2 Apr 2026 Conditions
  • Alpine Lodge 3 Lower Road Gerrards Cross Buckinghamshire SL9 0NL

    Application for approval of details subject to condition 12 (construction environmental management plan) of planning application PL/25/0244/FA

    Decided 27 Feb 2026 Conditions
  • Alpine Lodge 3 Lower Road Gerrards Cross Buckinghamshire SL9 0NL

    Application for approval of details subject to conditions 13 (habitat management and monitoring plan) and 14 (ecological enhancements) of planning approval PL/25/0244/FA

    Decided 2 Apr 2026 Conditions
  • 26/0060 Granted

    71 Herbert Gardens, London, NW10 3BX

    Certificate of lawfulness for proposed single storey rear extension to dwellinghouse.

    Decided 9 Mar 2026 Lawful development
  • Alpine Lodge 3 Lower Road Gerrards Cross Buckinghamshire SL9 0NL

    Application for approval of details subject to condition 2 (materials) and 3 (privacy screens) of planning approval PL/25/0244/FA

    Decided 19 Jan 2026 Conditions
  • Alpine Lodge 3 Lower Road Gerrards Cross Buckinghamshire SL9 0NL

    Application for approval of details subject to condition 18 (drainage) of planning approval PL/25/0244/FA

    Decided 27 Feb 2026 Conditions
  • 25/3456 Granted

    Lovat House, Lovat Close, London, NW2 7RU

    Proposed part single, part two-storey side extension to dwellinghouse, as well as hard and soft landscaping.

    Decided 13 Apr 2026 Householder
  • 25/3460 Granted

    71 Herbert Gardens, London, NW10 3BX

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.13m Eaves height - 3m

    Decided 12 Jan 2026 Prior approval
  • Alpine Lodge 3 Lower Road Gerrards Cross Buckinghamshire SL9 0NL

    Application for approval of details subject to condition 2 (materials) of planning approval PL/25/0244/FA

    Decided 22 Dec 2025 Conditions
  • 254574HH Granted

    22 Haslemere Avenue West Ealing W13 9UJ

    Single story rear extension

    Decided 29 Jan 2026 Householder

33 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.