Architectural Design

Clarity, compliance & constructability from concept to submission

Price Range: £3,000 – £18,000Typical Duration: 3–12 weeks

Our architectural design service translates household objectives into spatial strategies, technical drawings and planning submissions that optimise daylight, flow, thermal efficiency and build cost certainty.

What's Included

Measured survey & feasibility

Delivered with compliance and quality assurance.

Concept & option development

Delivered with compliance and quality assurance.

Planning & permitted development strategy

Delivered with compliance and quality assurance.

Technical drawings for pricing

Delivered with compliance and quality assurance.

Regulatory & building control liaison

Delivered with compliance and quality assurance.

Specification & value engineering

Delivered with compliance and quality assurance.

Key Benefits

  • Reduced planning risk
  • Optimised daylight & spatial efficiency
  • Cost & build methodology forethought
  • Cleaner contractor tendering

Delivery Process

  1. Survey & Brief

    Capture dimensions, constraints & functional priorities.

  2. Concept Options

    Iterate massing, circulation, openings & elevation language.

  3. Planning Package

    Prepare drawings, statements & compliance documents.

  4. Technical Refinement

    Detail structural zones, insulation, drainage & services.

  5. Issue & Support

    Submit or support submission; answer authority queries.

FAQs

Can you work with my existing architect?+

Yes, we can provide peer review, structural coordination or value engineering alongside external designers.

Do you handle conservation area constraints?+

We assess heritage impact early and adapt massing, materials and detailing to align with local character guidance.

Related links

Ready to get started? Contact Extendia to discuss your project.

Ready to discuss architectural design?

Book a consultation – we'll assess feasibility, outline options and provide a transparent starting cost band.