SY Design Studio Ltd
SY Design Studio Ltd is an architectural practice in Hounslow. See its accreditations, specialisms and planning track record.
Active on Companies House
14020779
Architectural Activities
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About SY Design Studio Ltd
SY Design Studio Ltd is an architectural practice based in West London providing comprehensive design services from planning permission through to Building Regulations approval. The practice specialises in residential extensions, loft conversions, new build houses and commercial projects across Hounslow, Ealing, and the surrounding counties, delivering planning-approved designs and construction-ready documentation.
Reviews
5.0
See reviews 6 reviews on Google
Planning Application Track Record
10
Applications
29%
Approval Rate
5
Local Authorities
Local Authorities
Brent
Croydon
Ealing
East Hertfordshire
Spelthorne
Application Types
Extensions
3
Demolition
2
New Dwellings
2
Change of Use
1
Planning Application History (10)
10 of 10 applications have a map location
26/01099/CPD
Certificate of Lawfulness for the proposed loft conversion facilitated by two hip-to-gable extensions, 1 no. rear facing dormer, and 2 no. rooflights on front roof slope.
The Meadow Horton Road Stanwell Moor Staines-upon-Thames TW19 6BQ
Undecided
Spelthorne2026-10-213/26/0158/HH
Relocation of existing boundary wall, driveway and access. Formation of new driveway, dropped kerb and creation of vehicular access. Insertion of new gate, replacement of garage doors with bifold doors and landscaping works
102 The Thatchers Bishops Stortford Hertfordshire CM23 4FN
Permitted
East Hertfordshire2026-02-05241670FUL
Retention of change of use of the upper floors from bakery (Use Class E) to 3 self-contained flats (Use Class C3), associated external alterations, alteration to the shopfront, and construction of a first floor side extension and rear roof extension.
T Parker And Sons 64 Northfield Avenue West Ealing W13 9RR
Rejected
Ealing2024-04-25231283FUL
Construction of dwelling to provide 2 self-contained flats.(Following demolition of existing single storey warehouse)
43C Grosvenor Road Hanwell W7 1HR
Rejected
Ealing2023-03-29231169HH
Two storey rear/side extension; first floor rear extension, following demolition of existing garage; rear roof extension incorporating two Juliet balconies.
201 Tentelow Lane Southall UB2 4LP
Rejected
Ealing2023-03-2225/2644
Conversion of single dwellinghouse into 2 self-contained flats, single storey rear extension, replacing window with door and installation of external staircase to first floor side elevation, removal of ground floor side window, amenity space, secure cycle storage and retention of 2x off street car parking spaces.
4 The Close, Wembley, HA0 4DW
Rejected
Brent2025-09-1626/0664
Proposed conversion of ground floor betting shop into seven flexible Class E commercial units, together with a single-storey rear extension, shopfront alterations and cycle and refuse storage to rear
775 Harrow Road, Wembley, HA0 2LW
Permitted
Brent2026-03-1626/1440
Proposed conversion of single dwellinghouse into 2 self-contained flats comprising 1 x 3-bedroom ...
4 The Close, Wembley, HA0 4DW
Permitted
Brent2026-06-0925/04096/HSE
Erection of a ground floor rear extension, first floor rear extension, and loft extension including the formation of a rear dormer. New windows and doors, and associated roof works.
14 Beckett Avenue Kenley CR8 5LT
Rejected
Croydon2025-12-3026/0006
Internal subdivision and refurbishment of the existing ground floor commercial unit to create a small-format commercial hub comprising retail units, two hot food take-away units and a self-service coin-operated laundrette, single-storey rear infill extension, new shopfront, installation of extraction and ventilation systems, provision of refuse and cycle storage and associated servicing arrangements
775 Harrow Road, Wembley, HA0 2LW
Rejected
Brent2026-01-02