Residential Architectural Design & Planning Services in London

We help homeowners and property developers design, plan and deliver high‑quality residential projects including home extensions, loft conversions and new build developments.

Architectural model of a residential building
Architects collaborating in a design studio
Modern London house exterior architecture
Architect working on blueprints
Interior of a modern home extension
About Us
DIEGO GALVEZ AYUSO LIMITED
A London-based architectural practice specialising in residential architecture and planning applications. We work with homeowners, landlords, and small property developers.•We provide architectural drawings, planning permission support, building regulations drawings, and project guidance. Our commitment includes navigating London planning regulations, offering clear and transparent pricing, taking a personal approach to each project, ensuring fast turnaround times, and delivering professional drawings and documentation.
architect working on detailed plans

Our Architectural Services

From initial design concepts to final regulatory approvals, we offer comprehensive services to bring your vision to life.

modern house extension exterior render

Home Extensions

Increase living space and property value.
stylish loft conversion interior bedroom

Loft Conversions

Turn unused loft space into functional living areas.
architectural drawings planning application

Planning Permission Drawings

Improve chances of planning approval.
construction details drawing blueprint

Building Regulations Drawings

Ensure your project meets UK building regulations.
Our Simple Process
How It Works

01

Initial Consultation: Discuss your project and requirements.

02

Site Survey & Concept Design: We prepare initial drawings and design concepts.

03

Planning & Technical Drawings: We prepare and submit planning and building regulation drawings.

04

Project Support: We support you and your builder during construction if required.

Flexible Pricing Packages

Our transparent pricing ensures clarity and value for every project, from initial consultation to full service. Prices are examples and may vary depending on project size and location.

Value
£495

Initial consultation, basic layout drawings, project advice.

Initial consultation
Basic layout drawings
Project advice
Popular
£1,200

Measured survey, planning drawings, planning application support.

Measured survey
Planning drawings
Planning application support
Premium
£2,500

Measured survey, planning drawings, building regulations drawings, project guidance.

Measured survey
Planning drawings
Building regulations drawings
Project guidance
Contact Us
Get in Touch
DIEGO GALVEZ AYUSO LIMITED, Director: Diego Gálvez Ayuso, Company number: 16847578, Registered office address: 47 Carnaby Street, London, England, W1F 9PT, Email: info@diegogalvezayuso.co.uk, Phone: +44 20 7946 0857, Business hours: Monday – Friday, 9:00 – 17:00. We look forward to hearing about your project! Please provide your Name, Phone, Email, and Project Description below and click 'Send Message'. We will contact you shortly.

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