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Winchester, Hampshire — serving the South of England

Architectural Designer Hampshire

Hampshire Build is a specialist architectural designer providing planning drawings and building regulation drawings prepared for Building Notice submission across Hampshire, Surrey, and Hertfordshire. Fixed-fee packages from £1,950 + VAT — no hourly rates, no hidden costs.

20+ years specialist experience Start for just £250 + VAT (£300)

What Does an Architectural Designer Do?

An architectural designer produces professional drawings for planning applications and Building Regulations consideration. Hampshire Build provides architectural design through defined fixed-fee packages. Structural calculations are prepared by an independent qualified structural engineer.

With over 20 years of specialist experience in residential design across Hampshire, our team prepares planning drawings and building regulation drawings for Building Notice submission, with required structural calculations prepared by an independent qualified structural engineer.

Whether you're searching for an architectural designer near me in Winchester, Basingstoke, Southampton, or across Surrey and Hertfordshire — Hampshire Build offers a complete, fixed-fee architectural design service with no hidden costs and no hourly billing.

Architectural Design Services

From planning drawings to building regulation drawings prepared for Building Notice submission — with structural calculations by an independent qualified structural engineer where required.

Planning Drawings & Applications

Full planning drawings prepared to local authority standards, submitted on your behalf.

Building Regulation Drawings

Building regulation drawings prepared for Building Notice submission, with required structural calculations by an independent qualified structural engineer.

House Extension Design

Single-storey, two-storey, wrap-around, and rear extensions designed to complement your existing property and maximise your space.

Loft Conversion Design

Velux, dormer, hip-to-gable and mansard loft conversions. Planning drawings and building regulation drawings prepared for Building Notice submission.

Why Choose Hampshire Build as Your Architectural Designer?

  • Fixed-fee pricing — no hourly billing for your package
  • Planning drawings AND building regulation drawings available
  • Structural calculations prepared by an independent qualified structural engineer included in all packages
  • £250 + VAT (£300) deposit to get started — payment staged as we deliver
  • Local knowledge: Winchester, Basingstoke, Southampton and beyond
  • 20+ years specialist residential design experience
  • Building regulation drawings prepared for Building Notice submission

Our Fixed-Fee Packages

Pre-Build Package

Professional on-site measured survey; planning drawings and application; building regulation drawings; independent qualified structural engineer calculations.

£1,950

+ VAT

Premium Package

Everything in Pre-Build Package, plus: detailed schedule of works; contractor vetting and two proposals; client-focused building contract.

£2,950

+ VAT

Premium Plus Package

Everything in Premium Package, plus: staged programme mapped to contractor payments; Building Notice submission; one Party Wall notice to one adjoining owner.

£3,950

+ VAT

All packages start with a £250 + VAT (£300) deposit

Architectural Designer — Service Areas

Hampshire Build provides architectural design services across Hampshire, Surrey, Hertfordshire, Berkshire, and West Sussex.

Winchester
Basingstoke
Southampton
Andover
Romsey
Fareham
Eastleigh
Petersfield
Guildford
Woking
Farnham
Reigate
St Albans
Hertford
Watford
Hemel Hempstead
Reading
Fleet
Alton
Salisbury

Common Questions About Hiring an Architectural Designer

Do I need architectural design for my extension?

Your project needs professionally prepared architectural drawings and the appropriate planning and Building Control route. Hampshire Build provides architectural design through fixed-fee packages, with structural calculations prepared by an independent qualified structural engineer.

What's the difference between planning drawings and building regulation drawings?

Planning drawings show the proposed design — size, appearance, and relationship to neighbouring properties — for the planning authority to approve. Building regulation drawings are detailed technical drawings showing how the structure will be built: foundations, insulation, drainage, fire safety, and structural specifications. Both are typically required for extensions. Our Pre-Build Package and Premium Packages include both.

How much does an architectural designer charge for extension drawings?

Hampshire Build charges fixed fees rather than hourly rates. Pre-Build starts at £1,950 + VAT and includes planning drawings, building regulation drawings prepared for Building Notice submission, and structural calculations by an independent qualified structural engineer. Premium is £2,950 + VAT and adds contractor tender support. All packages start with a £250 + VAT (£300) deposit, with remaining payments staged according to the selected package.

How long does it take to get planning drawings prepared?

Your survey and drawing schedule will be agreed with you after instruction. We work efficiently so you can submit your planning application as quickly as possible.

Looking for an Architectural Designer Near You?

Book a complimentary 30-minute call with Mark to discuss your project, confirm planning feasibility, and get a clear fixed-fee price — no obligation.

Start for just £250 + VAT (£300) deposit · Fixed-fee packages from £1,950 + VAT