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Basement / Cellar Conversions in Whitstable (40)

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  • Opus (South East) Ltd

    9.67

    (89 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Demolition
    Refurbishments
    Foundations
    Call
  • MJS Carpentry and Construction Ltd Logo

    MJS Carpentry and Construction Ltd

    9.76

    (36 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Brick / Concrete Structural Repairs
    Demolition
    Concreting
    Call
  • G.D.B Landscaping and Building Logo

    G.D.B Landscaping and Building

    9.93

    (150 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Wall Tie Replacements
    Agricultural Building
    Concreting
    Call
  • RMT Contractors

    9.96

    (79 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Sustainable Construction
    Brick / Concrete Structural Repairs
    New Builds
    Call
  • TF Concept and Construction Logo

    TF Concept and Construction

    10.00

    (2 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    New Builds
    Project Management
    Equestrian Stable
    Call
  • A. Carter Developments Ltd Logo

    A. Carter Developments Ltd

    9.71

    (39 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Fire and Flood Renovation
    New Builds
    Repair and Listed Building Specialist
    Call
  • Level up construction ltd Logo

    Level up construction ltd

    10.00

    (16 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Repair and Listed Building Specialist
    Equestrian Stable
    Car Ports
    Call
  • S Lee-Alliston & Son Builders Logo

    S Lee-Alliston & Son Builders

    10.00

    (56 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Fire and Flood Renovation
    Garage Conversions
    Brick / Concrete Structural Repairs
    Call
  • KENT COUNTRY CONSTRUCTION LTD Logo

    KENT COUNTRY CONSTRUCTION LTD

    10.00

    (1 review)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Agricultural Building
    Project Management
    Garage Conversions
    Call
  • PJS Building Services Logo

    PJS Building Services

    10.00

    (47 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Suspended Ceilings
    Extensions / Conversions
    Warehouse Racking
    Call
  • Prime Construction Ltd Logo

    Prime Construction Ltd

    9.93

    (283 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Agricultural Building
    Mastic Sealant
    Structural Steels
    Call
  • Millington Garret Logo

    Millington Garret

    (0 reviews)

    Operates in Whitstable

    Services & skills
    Builder
    Basement / Cellar Conversions
    Demolition
    Equestrian Stable
    Refurbishments
    Call

Find Companies for Basement and Cellar Conversions in Whitstable

Dreaming of converting your cellar or basement into a home office, cinema room, or guest bedroom, but unsure about who to hire and how much it will cost?

Checkatrade can help.

Keep reading for everything you need to know about basement and cellar conversions in Whitstable and how to hire a checked and reviewed tradesperson for the job.

Want to jump straight into it? Try our quick request a quote feature and we’ll put you in touch with experienced basement conversion companies covering your local area.

Average cellar conversion costs in Whitstable

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Looking for basement excavation prices? Our cost guide to building a basement has all the details.

Top tip: You can also try out our job estimate calculator to get a steer idea on costs for your project.

Do I need planning permission to convert a cellar?

Most cellar conversions don’t need planning permission if you’re converting an existing space.

However, if you’re excavating deeper, changing the external appearance, or creating a new entrance, you’ll likely need permission and Building Regulations approval.

Contact your local authorities as a first port of call.

Is a cellar conversion worth it?

Yes – converting a cellar can add valuable living space and increase the property value. It’s also a great option for homeowners in areas where extending upward or outward isn’t possible.

Basements and cellars are legal in the UK, but the work must comply with UK Building Regulations.

This ensures the conversion meets industry-standard requirements for damp proofing, ventilation, fire safety, and structural safety.

Can you convert a cellar into a bedroom?

Yes - with the right planning and building work, you can convert a cellar into a bedroom, guest suite, or even a self-contained studio.

To meet building regulations, your cellar bedroom will need:

  • Proper ventilation and insulation
  • A safe fire escape route
  • Adequate ceiling height and natural light
  • In some cases, planning permission

These checks aren’t just for comfort - they’re essential if you ever decide to sell your home. A compliant conversion can add value and avoid issues during surveys or legal checks.

Why use Checkatrade?

  • Fully checked contractors covering your local area
  • Insurance always listed
  • Easy to compare multiple profiles
  • Handy reviews from local customers
  • Covered by the Checkatrade Guarantee (T&Cs apply)

Looking for more tradespeople in Whitstable?

Find Checkatrade reviewed Tradespeople, get a quote today, discover related services in Whitstable and check out our latest home improvement guides.