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Basement / Cellar Conversions in Didcot (33)

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  • Cooper Property Improvements Ltd Logo

    Cooper Property Improvements Ltd

    10.00

    (41 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Brick / Concrete Structural Repairs
    Refurbishments
    Sustainable Construction
    Call
  • AQSON Construction Ltd Logo

    AQSON Construction Ltd

    9.70

    (11 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Steel Work Design
    General Building
    Structural Steels
    Call
  • LYNCH BROTHER HOMES LIMITED Logo

    LYNCH BROTHER HOMES LIMITED

    10.00

    (23 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Refurbishments
    Agricultural Building
    Foundations
    Call
  • Cunningham Building Services Logo

    Cunningham Building Services

    9.80

    (38 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Sustainable Construction
    Concrete Garages
    Garden Studios
    Call
  • AJW Building Services Logo

    AJW Building Services

    9.93

    (109 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Car Ports
    Extensions / Conversions
    Cladding
    Call
  • Cgs Group Ltd Logo

    Cgs Group Ltd

    10.00

    (1 review)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Extensions / Conversions
    Agricultural Building
    Warehouse Racking
    Call
  • B.E.C Building Services Ltd Logo

    B.E.C Building Services Ltd

    9.78

    (64 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Brick / Concrete Structural Repairs
    Concreting
    General Building
    Call
  • Sterling Renovations Ltd Logo

    Sterling Renovations Ltd

    10.00

    (13 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Demolition
    Loft Conversions
    Refurbishments
    Call
  • Platinum Build Ltd Logo

    Platinum Build Ltd

    10.00

    (23 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Foundations
    Agricultural Building
    Loft Conversions
    Call
  • Rok Building Services Logo

    Rok Building Services

    9.83

    (6 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Cladding
    Workshop Design / Construction
    Suspended Ceilings
    Call
  • Simpson Decorating Logo

    Simpson Decorating

    9.88

    (133 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Core Drilling
    Suspended Ceilings
    Equestrian Stable
    Call
  • Yellow Services Ltd Logo

    Yellow Services Ltd

    9.83

    (64 reviews)

    Operates in Didcot

    Services & skills
    Builder
    Basement / Cellar Conversions
    Concrete Garages
    Brick / Concrete Structural Repairs
    Foundations
    Call

Find Companies for Basement and Cellar Conversions in Didcot

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 Didcot 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 Didcot

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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 Didcot?

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