House Extension Specialists in Sutton

We design and build high-quality house extensions across Sutton, creating modern, open-plan living spaces that add both space and long-term value.

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From family homes and 1930s semis to larger detached properties, we manage the full process from structural work through to final finishes, delivering clean, well-executed builds throughout.

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Sutton-specific quirks

Sutton is heavily residential, with strong demand for practical,

family-focused extensions:

• 1930s & post-war semis (very common)
  → Ideal for rear and wraparound extensions
  → Often opened up fully with steel for open-plan layouts

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• Detached homes & wider plots
  → More space for larger rear extensions
  → Higher potential for high-spec builds

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• Family-focused layouts
  → Open-plan kitchen/dining areas are the priority
  → Garden connection (bifolds/sliders) is key

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• Access & build logistics
  → Generally better access than inner London
  → Still requires proper planning for smooth builds

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Typical extension projects in Sutton: £50,000 – £160,000+

Factors that affect cost:

• Size and configuration of the extension

• Structural work and steel requirements

• Specification level (standard vs high-end)

• Site access and complexity

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What we do:

• Rear extensions

• Wraparound extensions

• Side return extensions

• Structural alterations & steelwork

• Open-plan layout creation

• Kitchen installations

• Full electrical & heating upgrades

• High-spec internal finishes

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Planning & real-world considerations:

Many extensions in Sutton fall under permitted development, but:

• Larger or wraparound extensions may require planning approval

• Structural calculations are essential for open-plan designs

• Party wall agreements may apply on semi-detached properties

We work alongside architects and engineers to ensure everything is handled correctly from the start.

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 Why choose Titan Construction:

• One project undertaken at a time

• Specialist in extensions, lofts & full refurbishments

• Clean, organised and professionally managed sites

• Strong experience with structural work

• Consistent high-quality finishes

• Trusted across South London residential projects