CASA Architecture + Design publishes home extensions, refurbishment and new houses, with services covering early studies, space planning, statutory applications and construction information. Its official RIBA profile and published portfolio identify home extensions, residential refurbishment, new homes and planning applications. Selected project examples include Detached house full refurbishment and extension in Barnet and Semi-detached house extension in Winchmore Hill. Confirm the relevant team, current project suitability and the services included in a written appointment before commissioning work.
Get to know the architect firm
Architect firm overview
- Architect firm address
- 13 Hyde Park Gardens, London N212PNFrom the supplied business directory; confirm current arrangements.
- Location
- London · N21 2PN
- Residential work
- Included in the supplied residential directory. Current project suitability is confirmed during your enquiry.
Find your fit
Services & project interests
Topics drawn from published firm information and official directory sources. These are research signals, not independently verified specialisms or a guarantee of current availability.
Selected published projects
- Detached house full refurbishment and extension in Barnet
- Semi-detached house extension in Winchmore Hill
- Listed Building flat refurbishment in Southwark
- Full house refurbishment with rear extension and loft conversion in Islington
- Contemporary Rear Storey Extension in Haringey
Project names are taken from official firm or RIBA sources, checked 2026-10-29. Ask the practice about the work and its current relevance to your brief.
Before planning
Ask about relevant experience, feasibility, survey needs and the planning route.
From design to build
Confirm technical drawings, consultant coordination, tender support and any site involvement.
Ask for examples of similar completed projects, the named team and the services included in their proposal. Project photographs will appear here when the practice supplies or approves them.
Official RIBA listing checked
The architect firm’s name and address were matched to its official RIBA practice listing on 29 October 2026. Individual ARB registration, insurance, availability and the proposed appointment need separate confirmation.
View the official RIBA practice listing · What this check means
Evidence matters
Credentials, fees & availability
- Named architect
- Not yet independently checked for this directory entry. Check the named professional on the ARB register .
- RIBA status & insurance
- The official RIBA practice listing was matched on 29 October 2026. Individual ARB registration, insurance and availability need separate confirmation.
- Fees & earliest start
- Request a written proposal for your scope, including VAT, revisions, site visits and exclusions.
Information & corrections
Directory source: supplied RIBA Residential Directory. Published website checked 29 October 2026. Website topics are collected from public pages and may be incomplete. Firm-confirmed information will be labelled separately.
Practice source 1 Practice source 2 Practice source 3Report a correction · Own this architect firm? Claim your profile