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Extensions / Conversions in East Sheen (293)

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  • Sponsored
    AM-POLISH BUILDERS LTD Logo

    AM-POLISH BUILDERS LTD

    8.80

    (9 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Partition Walls
    General Building
    Garden Studios
    Call
  • Sponsored
    MS Gold Hands Limited Logo

    MS Gold Hands Limited

    10.00

    (23 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Insurance Claim Specialist
    Workshop Design / Construction
    Fire and Flood Renovation
    Call
  • Mayfair Build Ltd Logo

    Mayfair Build Ltd

    9.99

    (66 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Partition Walls
    Brick / Concrete Structural Repairs
    Cladding
    Call
  • Timeless Finishes Ltd Logo

    Timeless Finishes Ltd

    9.95

    (7 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Suspended Ceilings
    New Builds
    Structural Steels
    Call
  • Snow White Professionals Logo

    Snow White Professionals

    9.59

    (227 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Tree Houses
    Mastic Sealant
    Structural Steels
    Call
  • Buildstar Ltd Logo

    Buildstar Ltd

    10.00

    (47 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    General Building
    Garden Studios
    Cladding
    Call
  • I C Construct Logo

    I C Construct

    10.00

    (50 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Refurbishments
    Partition Walls
    Suspended Ceilings
    Call
  • Minuu Property Services Logo

    Minuu Property Services

    10.00

    (2 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Concreting
    Period Property Restoration
    Emergency Builder Service
    Call
  • Build Mode Limited Logo

    Build Mode Limited

    10.00

    (34 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Warehouse Racking
    Period Property Restoration
    Wall Tie Replacements
    Call
  • UNIVERSAL CONSTRUCTION LTD Logo

    UNIVERSAL CONSTRUCTION LTD

    10.00

    (16 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Concrete Garages
    Fire and Flood Renovation
    Suspended Ceilings
    Call
  • Platinum Homes Construction Ltd Logo

    Platinum Homes Construction Ltd

    10.00

    (12 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Basement / Cellar Conversions
    General Building
    New Builds
    Call
  • Able 2 Build & Sons Ltd Logo

    Able 2 Build & Sons Ltd

    9.83

    (70 reviews)

    Operates in East Sheen

    Services & skills
    Builder
    Extensions / Conversions
    Refurbishments
    Steel Fabrication
    Property Maintenance / Repair
    Call

Conversion and extension builders in East Sheen

Planning a loft conversion, garage makeover or full house extension in East Sheen? You’re in the right place. Whether you’re adding space for a growing family, upgrading your layout or increasing your home’s value, we can help you find the right tradesperson for the job.

Find extension and conversion builders in East Sheen

Every builder on Checkatrade passes up to 12 checks before they appear in your search. You can read verified reviews, compare services, and even post your job to get quotes straight to your inbox, all in a few clicks. That’s how we help homeowners like you get a job done right.

What to expect from hiring an extension or conversion builder in East Sheen

Our checked tradespeople in East Sheen cover a wide range of projects, including:

  • Single or double-storey house extensions

  • Kitchen and diner extensions

  • Loft, attic, garage or basement conversions

  • Garden room extensions

  • Utility room extensions

  • Over-garage extensions and side returns

Extension and conversion build costs in East Sheen

Costs of extensions and conversions vary depending on size, structure and spec, but here's a rough guide:

Extensions:

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Loft conversions:

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Garage conversions:

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Conservatory roof conversions:

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Need help calculating costs? Use our Job Value Estimator Tool for a bespoke cost estimate.

What to check before you hire:

  • Are drawings or planning permissions needed?
  • Are they familiar with building regs?
  • Is the quote fixed or flexible?
  • Does it cover materials and project management?

Most builders will include prep, construction, electrics, plumbing and final finishes in their quote, but always double-check. Timelines range from a few weeks for simple jobs to several months for bigger builds.

Extension and conversion builders in East Sheen: Homeowners vs renters

Homeowners:

You’re in charge of the project. That means hiring the builder, securing permissions, and paying for the work. You may need:

  • Planning permission (especially for double-storey builds or changes near boundaries)

  • Drawings from an architect or structural engineer

  • Building regs approval

If you’re not sure where to start, speak to a local builder or post your job to get help with the process.

Renters:

You’ll usually need your landlord’s approval to make any big changes. In most cases, your landlord will be the one arranging and paying for structural changes like loft conversions or extensions. That said, it’s worth flagging ideas if you think they’ll improve the property, especially if it means longer tenancies or fewer repairs.

Emergency extension or conversion help in East Sheen

Extensions and conversions are big projects, but sometimes, things go wrong and need sorting fast. Common urgent issues include:

  • Leaks in newly converted lofts

  • Structural cracks or shifting

  • Faulty electrics or plumbing in newly added rooms

  • Incomplete work by previous builders

Facing an emergency in East Sheen? Enter your postcode or post a job to find emergency services in your area.

Find the right extension or conversion specialist in East Sheen

Looking for a builder to help with:

  • Rear house extensions
  • Kitchen extensions
  • Garage conversions
  • Loft or attic conversions
  • Garden room builds
  • Basement or cellar conversions
  • Conservatory roof upgrades
  • Utility or porch extensions

Start your search now


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