Holbrook Architectural Services
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Extensions & Alterations

Sensitive, practical upgrades to homes across the Isle of Wight—extensions, conversions and garden structures designed to feel like they’ve always belonged. We balance planning realities with clear, buildable drawings so your contractor can price and deliver with confidence.

Extension projects

St Helens – Garden Room

St Helens – Garden Room

Modern garden room overlooking the marshes; lightweight structure, clean lines and full‑height glazing.

Ryde – Side & Rear Extensions

Ryde – Side & Rear Extensions

Conservation‑area home: coordinated side/rear extensions, new bay, render and modernised elevations.

Cowes – Flat Roof Extension with Atrium

Cowes – Flat Roof Extension with Atrium

Flat‑roof extension with a central atrium rooflight and open‑plan family space opening to the garden.

Bembridge – Extensions & Refurbishment

Bembridge – Extensions & Refurbishment

Side and rear extensions with a re‑planned, light‑filled ground floor.

How we work

1) Feasibility

Options study, budget sense‑check and early read on planning constraints.

2) Planning

Clear drawings, statements and submission; liaison with the LPA and consultees.

3) Construction

Robust Building Regs drawings & details for pricing, approval and on‑site use.

Ready to talk through your home?