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Planning agent

Derek Treagus Associates

35 planning applications on PlanIndex across 3 councils . On the register from 2010 to 2025.

20 granted and 11 refused of 31 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. Full applications69%
  2. Householder26%
  3. Amendments3%
  4. Prior approval3%

Track record

The 10 most recent applications naming this firm

  • 25/00900/HOU Decided

    25 Bell Road Portsmouth PO6 3NX

    Construction of single storey rear, side and front extensions following removal of existing structure

    Decided 17 Sep 2025 Householder
  • APP/24/00756 Granted

    217 London Road, Waterlooville, PO8 8DA

    Prior notification for single storey development extending 4.04 metres beyond the rear wall of the original dwelling, incorporating a maximum height of 2.95 metres and an eaves height of 2.65 metres.

    Decided 4 Nov 2024 Prior approval
  • APP/24/00805 Granted

    34 Yew Tree Avenue, Cowplain, Waterlooville, PO8 8AJ

    Single Storey rear extension.

    Decided 16 Dec 2024 Householder
  • APP/24/00638 Granted

    17 Valetta Park, Emsworth, PO10 7HJ

    Rear extension, alterations to roof with rear dormer.

    Decided 4 Dec 2024 Householder
  • APP/24/00506 Granted

    50 Andrew Crescent, Waterlooville, PO7 6BG

    Single storey side/rear extension and loft conversion with side dormers.

    Decided 30 Oct 2024 Householder
  • APP/22/01162 Granted

    28 Broadmere Avenue, Havant, PO9 5HX

    Erection of two storey side extension, single storey front and rear extensions.

    Decided 10 Mar 2023 Householder
  • 21/02121/HOU Granted

    12 Old River Denmead Waterlooville Hampshire PO7 6UX

    Side extension and partial garage conversion

    Decided 1 Nov 2021 Householder
  • 21/02120/HOU Granted

    Shirrell Heights Pricketts Hill Shedfield Southampton Hampshire SO32 2JW

    Rear single storey extension with raised patio

    Decided 5 Nov 2021 Householder
  • APP/21/00473 Granted

    27 Fairmead Walk, Waterlooville, PO8 9AL

    Outbuilding for use as games room, pool room, garden store.

    Decided 4 Aug 2021 Householder
  • APP/19/01088 Granted

    80 Silvester Road, Waterlooville, PO8 8TS

    Rear single storey extension and side porch.

    Decided 24 Dec 2019 Householder

25 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.