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Basement / Cellar Conversions in Shefford (25)

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  • D & D Building Logo

    D & D Building

    10.00

    (29 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Tree Houses
    Demolition
    Sustainable Construction
    Call
  • G & B PROJECT SOLUTIONS LIMITED Logo

    G & B PROJECT SOLUTIONS LIMITED

    9.59

    (9 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Fire and Flood Renovation
    Workshop Design / Construction
    Concreting
    Call
  • Daniel James Landscape & Build Logo

    Daniel James Landscape & Build

    9.90

    (206 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Workshop Design / Construction
    Garage Conversions
    Foundations
    Call
  • Crane Builders Ltd Logo

    Crane Builders Ltd

    10.00

    (25 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Car Ports
    Concrete Garages
    Concreting
    Call
  • Lucian Man

    10.00

    (12 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Concrete Garages
    Agricultural Building
    Sustainable Construction
    Call
  • Reza Construction Logo

    Reza Construction

    9.73

    (5 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Agricultural Building
    New Builds
    Refurbishments
    Call
  • Nh Constructions Group Ltd

    9.67

    (3 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Extensions / Conversions
    Car Ports
    Garage Conversions
    Call
  • Inol Construction Logo

    Inol Construction

    10.00

    (19 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Steel Work Design
    Concreting
    Concrete Garages
    Call
  • Elite Property Services Ltd Logo

    Elite Property Services Ltd

    10.00

    (3 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Car Ports
    Warehouse Racking
    Cladding
    Call
  • StarBuilds Logo

    StarBuilds

    (0 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Agricultural Building
    Demolition
    Concrete Garages
    Call
  • Skaci And Sons Limited Logo

    Skaci And Sons Limited

    10.00

    (24 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Concreting
    Foundations
    Repair and Listed Building Specialist
    Call
  • Square Construction Services Ltd Logo

    Square Construction Services Ltd

    10.00

    (175 reviews)

    Operates in Shefford

    Services & skills
    Builder
    Basement / Cellar Conversions
    Wall Tie Replacements
    Suspended Ceilings
    Project Management
    Call

Find Companies for Basement and Cellar Conversions in Shefford

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 Shefford 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 Shefford

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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 Shefford?

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