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Sussex extension builders

Find extension builders across Sussex

Find Sussex extension builders for rear extensions, side returns, garage conversions, single-storey extensions and home expansion projects.

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Extension builders manage larger home projects where structure, foundations, roofing, electrics, plumbing and finishing may all connect.

Common extension builder jobs

  • Rear extensions
  • Side extensions
  • Single-storey extensions
  • Garage conversions
  • Kitchen extensions
  • Structural openings
  • Foundations
  • Shell builds
  • Knock-throughs

When to hire a extension builder

  • You want more living space
  • Plans are being prepared
  • You need a builder after drawings
  • Structural work is involved
  • Multiple trades need coordinating

What to check before hiring

  • Similar completed extensions
  • Insurance
  • Building control process
  • Payment schedule
  • Timescale
  • Subcontractors
  • Quote detail

Questions to ask before booking

  • Have you built similar extensions locally?
  • Do you work from architect drawings?
  • Is building control included?
  • Who manages other trades?
  • What is excluded?

What affects the cost?

  • Size
  • Foundations
  • Structural steel
  • Roof type
  • Glazing
  • Finish level
  • Access
  • Drainage
  • Ground conditions

Safety note

Extensions involve structural and regulatory issues. Homeowners should use appropriate professional advice where required.

View approved extension builders

No approved Sussex extension builders are listed here yet. You can still post your job and TradeKind will help connect you with local tradespeople.

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Browse extension builders by town

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Related Sussex trades

Extension Builders — questions homeowners ask