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Johnston Cave Associates Ltd

Johnston Cave Associates Ltd is an architectural practice in Oxford. See its accreditations, specialisms and planning track record.

54applications
100%approved
8councils
Full track record →
active
02051130
Architectural Activities
★ 5.0 Google (4)

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Henwood Studio Wootton, Boars Hill, Oxford, OX1 5JX

About Johnston Cave Associates Ltd

Company

Specialisations

Historic Buildings
Interiors
Commercial
Country Houses
Outdoor Spaces
Recreation
Churches
Town Houses

Reviews

5.0

4 reviews on Google

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Credentials

  • ARB registered
  • RIBA chartered

Memberships can lapse, so check before work starts.

Project Types & Specialisms

Planning Application Track Record

54
Applications
100%
Approval Rate
8
Local Authorities

Local Authorities

Aylesbury Vale
Buckinghamshire
Cherwell
Cotswold
Mole Valley
South Oxfordshire
Wandsworth
Westminster

Application Types

Other
9
Listed Building
5
New Dwellings
4
Tree Works
3
Extensions
3
Conditions
2
Demolition
1

Planning Application History (54)

54 of 54 applications have a map location
MO/2026/01457
Submission of details pursuant to Condition 4 of planning permission MO/2020/1929 for the erection of a replacement house with associated landscaping, parking and access to allow relocation of approved dwelling, increase in size of basement and alterations to external appearance.
NAOME ACRES, DOWNS LANE, LEATHERHEAD
Undecided
Mole Valley2026-09-10
2026/3007
Alterations to include the replacement of existing timber sash windows with like
7 Routh Road SW18 3SW
Undecided
Wandsworth2026-08-26
22/A0681/DIS
Application for approval of details subject to Condition 3 (mortar specifications ) and Condition 5 - (Section detailing the proposed foundation) of planning approval ref: 22/00681/APP
St Nicholas Parish Church Barrack Hill Nether Winchendon Buckinghamshire HP18 0DY
Permitted
Aylesbury Vale2022-06-06
22/00681/APP
Rebuild section of collapsed churchyard boundary retaining wall
St Nicholas Parish Church Barrack Hill Nether Winchendon Buckinghamshire HP18 0DY
Permitted
Aylesbury Vale2022-02-24
PL/25/3874/NMA
Proposed non-material amendment to planning permission 23/03716/APP (Householder application for single storey extensions to side and rear with glazed entrance canopy and rooflights. Alterations to permitted loft conversion layout with new rooflight. Internal alterations and fenestration changes. External works to form terraces. Extension to parking area, relocation of oil tank, alterations to existing outbuilding, erection of greenhouse and associated works)
Warmstone House Warmstone Lane Waddesdon Buckinghamshire HP18 0NF
Permitted
Buckinghamshire2025-09-19
19/E3203/DIS
Application for approval of details subject to condition 4 ( details of windows and doors) of planning approval 19/03203/ALB.
The Wilderness Main Road Upper Winchendon Buckinghamshire HP18 0EP
Permitted
Aylesbury Vale2022-06-15
26/04876/LBC
Provision of guarding system to provide safe access for maintenance across the roof; alteration at south elevations omitting window SFW11 from the new WC, remove the existing RWP from the internal courtyard corner, removal of the existing plastic section of a redundant vent pipe at lower level and retain original lead; new cast iron rain water pipes at west elevation; and internal layout alterations at basement, ground, 2nd, 3rd floors. (Linked with 26/04873/NMA)
Orbis House 5 Mansfield Street London W1G 9NG
Permitted
Westminster2026-07-21
P24/S3059/S19
Variation of condition 2 (approved plans) on application P23/S3741/LB (New gated entrance with internal and external alterations, demolition and reconstruction of a single storey extension to the same footprint with the exception of an addition to the existing Boot Room, new brick pillar loggia, and increase to Southern patio) - to re-position the previously approved entrance gates.
Brightwell Manor, Brightwell Street, Brightwell-cum-Sotwell, OX10 0RT
Permitted
South Oxfordshire2024-09-26
P24/S2442/DIS
Discharge of condition 6(Lighting Strategy for Bats) on application P23/S3740/HH (New gated entrance with internal and external alterations, demolition and reconstruction of a single storey extension to the same footprint with the exception of an addition to the existing boot room, new brick pillar loggia, and increase to southern patio).
Brightwell Manor, Brightwell Street, Brightwell-cum-Sotwell, OX10 0RT
Permitted
South Oxfordshire2024-07-31
26/04873/NMA
Amendments to planning permission dated 05 September 2024 (RN: 24/01895/FULL) for: new courtyard surface including walk-on rooflight; window and door alterations; new window to Mansfield Mews at second floor level; new rooflights; repairs to roof and external brickwork; erection of new staircase in front area lightwell; partial infill of rear lightwell at ground floor level; erection of roof terrace; installation of PV panels at roof level; and associated works namely; to allow provision of guarding system to provide safe access for maintenance across the roof; alteration at south elevation omitting window SFW11 from the new WC, remove the existing RWP from the internal courtyard corner, removal of the existing plastic section of a redundant vent pipe at lower level and retain original lead; new cast iron rain water pipes at west elevation; and internal layout alterations at basement, ground, 2nd, 3rd floors. (Linked with 26/04876/LBC)
Orbis House 5 Mansfield Street London W1G 9NG
Permitted
Westminster2026-07-21
16/01154/APP
Internal and external alterations to Mafeking House, single storey rear and side extensions, the repair and conversion of ancillary outbuilding into residential and retrospective extension of the curtilage to annexe adjacent pasture land including landscaping and boundary treatments.
Mafeking House Nether Winchendon Buckinghamshire HP18 0EA
Permitted
Aylesbury Vale2016-03-29
19/B3203/DIS
Submission of details pursuant to Condition 2 (materials) relating to Listed Building Consent 19/03203/ALB
The Wilderness Main Road Upper Winchendon Buckinghamshire HP18 0EP
Permitted
Aylesbury Vale2022-03-01
23/01227/ALB
Excavation for and provision of a new outdoor swimming pool, plus alterations and rear extension to the adjacent summer house to provide a plant space, adjacent to the Grade II listed garden walls.
Chilton House Thame Road Chilton Buckinghamshire HP18 9LR
Undecided
Aylesbury Vale2023-04-19
16/03247/ALB
Internal and external alterations to Mafeking House, single storey rear and side extensions, the repair and conversion of ancillary outbuilding into residential and retrospective extension of the curtilage to annexe adjacent pasture land including landscaping and boundary treatments (amendment to Listed Building consent 16/01155/ALB including repositioning of the approved chimney stack and variation of fenestration details).
Mafeking House Nether Winchendon Buckinghamshire HP18 0EA
Permitted
Aylesbury Vale2016-09-06
19/B3202/DIS
Application for approval of details subject to condition 3 (schedule of repairs), condition 4 (windows & doors), condition 7 (hard & soft landscaping) and condition 12 (trees) of planning approval ref 19/03202/APP
The Wilderness Main Road Upper Winchendon Buckinghamshire HP18 0EP
Permitted
Aylesbury Vale2022-06-21
19/A3202/DIS
Submission of details pursuant to Condition 2 (materials) 3 (schedule of repair/structure works) 5 (gate materials/style) 13 (archaeological) relating to Planning Permission 19/03202/APP
The Wilderness Main Road Upper Winchendon Buckinghamshire HP18 0EP
Conditions
Aylesbury Vale2022-03-21
P22/S0457/DIS
Discharge of condition 5 (Tree Protection) in application P21/S4662/HH. Demolition of conservatory and erection of two storey extension
The Chestnuts, Aston Street, Aston Tirrold, OX11 9DJ
Permitted
South Oxfordshire2022-02-04
19/C3203/DIS
Submission of details pursuant to Condition 3 (schedule of repair/structure works) 5 (gate materials/style) 6 (details of underpinning) 7 (details of internal floor/walls/roof finishes) 8 (joinery) relating to Listed Building Consent 19/03203/ALB Condition 7 : Details of internal finishes, materials, insulation and services Condition 8 : Details regarding the removal of historic fabric This submission includes a report setting out the responses to a number of the Conditions together with separate copies of the schedules and drawings listed in the report Appendix.
The Wilderness Main Road Upper Winchendon Buckinghamshire HP18 0EP
Conditions
Aylesbury Vale2022-03-21
16/01155/ALB
Internal and external alterations to Mafeking House, single storey rear and side extensions, the repair and conversion of ancillary outbuilding into residential and retrospective extension of the curtilage to annexe adjacent pasture land including landscaping and boundary treatments.
Mafeking House Nether Winchendon Buckinghamshire HP18 0EA
Permitted
Aylesbury Vale2016-03-29
P24/S2940/NM
Non -material amendment on P23/S3740/HH (New gated entrance with internal and external alterations, demolition and reconstruction of a single storey extension to the same footprint with the exception of an addition to the existing Boot Room, new brick pillar loggia, and increase to Southern patio) - re-positioning of the previously approved entrance gates.
Brightwell Manor, Brightwell Street, Brightwell-cum-Sotwell, OX10 0RT
Permitted
South Oxfordshire2024-09-16
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