Basement / Cellar Conversions in Lindfield (56)

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  • TCB Construction

    10.00

    (18 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Agricultural Building
    Brick / Concrete Structural Repairs
    Suspended Ceilings
    Call
  • IMPERA Construction & Renovation Logo

    IMPERA Construction & Renovation

    10.00

    (25 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Extensions / Conversions
    Demolition
    Property Maintenance / Repair
    Call
  • S D Construction Logo

    S D Construction

    10.00

    (575 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Partition Walls
    Project Management
    Extensions / Conversions
    Call
  • The Meredith Group Logo

    The Meredith Group

    10.00

    (151 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Project Management
    Partition Walls
    Garage Conversions
    Call
  • Complete Carpentry and Maintenance Ltd Logo

    Complete Carpentry and Maintenance Ltd

    9.72

    (162 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Steel Work Design
    Steel Fabrication
    Tree Houses
    Call
  • Chris Fingas General Building Services  Ltd Logo

    Chris Fingas General Building Services Ltd

    9.89

    (6 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Cladding
    Suspended Ceilings
    Extensions / Conversions
    Call
  • Rockwood Construction Ltd Logo

    Rockwood Construction Ltd

    9.95

    (7 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Partition Walls
    Demolition
    Extensions / Conversions
    Call
  • Harveys Logo

    Harveys

    9.89

    (37 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    New Builds
    Concrete Garages
    Refurbishments
    Call
  • Tyler's Workshop Ltd Logo

    Tyler's Workshop Ltd

    9.86

    (303 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Cladding
    Sustainable Construction
    General Building
    Call
  • Astute Sussex Building & Refurbishment Limited Logo

    Astute Sussex Building & Refurbishment Limited

    (2 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Garage Conversions
    Agricultural Building
    Garden Studios
    Call
  • CPS Decorating and Building Services Ltd Logo

    CPS Decorating and Building Services Ltd

    10.00

    (69 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Wall Tie Replacements
    Demolition
    Concrete Garages
    Call
  • MCO Building Contractors Ltd Logo

    MCO Building Contractors Ltd

    9.47

    (94 reviews)

    Operates in Lindfield

    Services & skills
    Builder
    Basement / Cellar Conversions
    Wall Tie Replacements
    Refurbishments
    Brick / Concrete Structural Repairs
    Call

Top rated Basement / Cellar Conversions in Lindfield

10

/10

95 ratings

Our Basement / Cellar Conversions in Lindfield are rated an average of 10 out of 10 based on a sample of 95 reviews from customers like you*

*This review aggregate is based on real customer reviews from a randomly selected postcode in this area

Find Companies for Basement and Cellar Conversions in Lindfield

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 Lindfield 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 Lindfield

Expect to pay between £6690 and £24932 , with an average cost of £13309.

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
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  • Covered by the Checkatrade Guarantee (T&Cs apply)

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